diff --git a/data/train/p97/oproofs-s00001-r00024088-n000004-0001-09fb8f4fc5f4edb1.parquet b/data/train/p97/oproofs-s00001-r00024088-n000004-0001-09fb8f4fc5f4edb1.parquet
deleted file mode 100644
index b6ceb2d39c37296683e13e996793d10afe5fa320..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00024088-n000004-0001-09fb8f4fc5f4edb1.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:09fb8f4fc5f4edb1bfdb879314d586497ad9604d2df5884bf4851b5fb9a99456
-size 757149
diff --git a/data/train/p97/oproofs-s00001-r00025328-n000004-0000-80e3a35f9741ac05.parquet b/data/train/p97/oproofs-s00001-r00025328-n000004-0000-80e3a35f9741ac05.parquet
deleted file mode 100644
index bcb32cf46b7bb12183bd1ca03a2790e1f5cad879..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00025328-n000004-0000-80e3a35f9741ac05.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:80e3a35f9741ac05225e67e440b5b6fc9dc38f4e3cf2c78b1d984bc45ca18eee
-size 153518
diff --git a/data/train/p97/oproofs-s00001-r00028328-n000004-0000-6eaef62bb93ba727.parquet b/data/train/p97/oproofs-s00001-r00028328-n000004-0000-6eaef62bb93ba727.parquet
deleted file mode 100644
index 5843ef311a6ed0a9bddff66352b034b56e7cef82..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00028328-n000004-0000-6eaef62bb93ba727.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6eaef62bb93ba7274466bf0cbd6f0f7bd816e34fb1d2d2dfce72ecf275052e1b
-size 499275
diff --git a/data/train/p97/oproofs-s00001-r00028960-n000004-0000-3b4c935ee6f8fb62.parquet b/data/train/p97/oproofs-s00001-r00028960-n000004-0000-3b4c935ee6f8fb62.parquet
deleted file mode 100644
index ebc7df2cda4968833a1ec317f59192adbaa20892..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00028960-n000004-0000-3b4c935ee6f8fb62.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3b4c935ee6f8fb62a88212e3e9f38414ba07758fed5b2e9e97c0ec5e46534aad
-size 174692
diff --git a/data/train/p97/oproofs-s00001-r00029236-n000004-0000-fa406e4d993e0249.parquet b/data/train/p97/oproofs-s00001-r00029236-n000004-0000-fa406e4d993e0249.parquet
deleted file mode 100644
index 3e9a608936658cbea2c9eba1430f46da60940e7b..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00029236-n000004-0000-fa406e4d993e0249.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fa406e4d993e024903fe92b6543f2a9af90ba7d0cc14c4d103b1086b6cef83a0
-size 502346
diff --git a/data/train/p97/oproofs-s00001-r00030368-n000004-0000-88cd2eba859c2587.parquet b/data/train/p97/oproofs-s00001-r00030368-n000004-0000-88cd2eba859c2587.parquet
deleted file mode 100644
index 14e33cd090a6686f0554bb33bd642964b8533d2e..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00030368-n000004-0000-88cd2eba859c2587.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:88cd2eba859c25871ddec72f694dca911d6f169c22f4c019490154d201c55de4
-size 359332
diff --git a/data/train/p97/oproofs-s00001-r00030584-n000004-0000-11a2f9ed13fb2d80.parquet b/data/train/p97/oproofs-s00001-r00030584-n000004-0000-11a2f9ed13fb2d80.parquet
deleted file mode 100644
index a9e73f0778475afd768d22236a0becb9efeceba4..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00030584-n000004-0000-11a2f9ed13fb2d80.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:11a2f9ed13fb2d80fad28fbb89c57cee94c6613a5cc7b7a0ad8aea77790e9a90
-size 1066492
diff --git a/data/train/p97/oproofs-s00001-r00030584-n000004-0001-297506bf97fb70ac.parquet b/data/train/p97/oproofs-s00001-r00030584-n000004-0001-297506bf97fb70ac.parquet
deleted file mode 100644
index 4b2e0317ba0d348f5758f8bb46d306f68037384e..0000000000000000000000000000000000000000
--- a/data/train/p97/oproofs-s00001-r00030584-n000004-0001-297506bf97fb70ac.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:297506bf97fb70ac1a925a0fdb83ccb4e356e8d87821d1edf587efe0cc0d4241
-size 83754
diff --git a/data/train/p98/oproofs-s00001-r00010704-n000004-0000-91571f904d4c20c5.parquet b/data/train/p98/oproofs-s00001-r00010704-n000004-0000-91571f904d4c20c5.parquet
deleted file mode 100644
index 23b23f615014c67fa3bd88e0a7ff21a3f07a2908..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00010704-n000004-0000-91571f904d4c20c5.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:91571f904d4c20c562c772f8bf6296653ae967bb429475ab408f547989dcf6a8
-size 87198
diff --git a/data/train/p98/oproofs-s00001-r00011472-n000004-0000-861428ddd9c513f2.parquet b/data/train/p98/oproofs-s00001-r00011472-n000004-0000-861428ddd9c513f2.parquet
deleted file mode 100644
index 7972669056412d14f0cb4f010948be3b0a6a0583..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00011472-n000004-0000-861428ddd9c513f2.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:861428ddd9c513f234baebd1cd04401295dd9bb8eef65bca6c61176d58fea91c
-size 168219
diff --git a/data/train/p98/oproofs-s00001-r00017632-n000004-0000-a7a832bdada6ab9d.parquet b/data/train/p98/oproofs-s00001-r00017632-n000004-0000-a7a832bdada6ab9d.parquet
deleted file mode 100644
index 44130b0762c22a3a77fb15377c49c85dc765f43d..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00017632-n000004-0000-a7a832bdada6ab9d.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a7a832bdada6ab9dc7cd45c72304e977bfaa115110aa0a57fb13c683139098ee
-size 281974
diff --git a/data/train/p98/oproofs-s00001-r00022184-n000004-0000-3a1910536281a72f.parquet b/data/train/p98/oproofs-s00001-r00022184-n000004-0000-3a1910536281a72f.parquet
deleted file mode 100644
index fd85d3d05b2acd2429217e196e5005c168190548..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00022184-n000004-0000-3a1910536281a72f.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3a1910536281a72f85fb4bfac4477266b70cb0f98de2d3de16ec7f72ab65a790
-size 164677
diff --git a/data/train/p98/oproofs-s00001-r00023320-n000004-0000-87b7ddfb272d2341.parquet b/data/train/p98/oproofs-s00001-r00023320-n000004-0000-87b7ddfb272d2341.parquet
deleted file mode 100644
index 48282f30f7883a20ef478b2908b0fcd78da20d57..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00023320-n000004-0000-87b7ddfb272d2341.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:87b7ddfb272d2341cdf94f1c0a615267bad9472020ed465f6eb1f1d9075106a9
-size 724703
diff --git a/data/train/p98/oproofs-s00001-r00023320-n000004-0001-22dca3ad03956a16.parquet b/data/train/p98/oproofs-s00001-r00023320-n000004-0001-22dca3ad03956a16.parquet
deleted file mode 100644
index d01b32ad5bc91698a177b25c0a130a939ccfa610..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00023320-n000004-0001-22dca3ad03956a16.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:22dca3ad03956a16dc437e7cbe412245a66403edb1aa4be98acbcf0f94fe49a1
-size 383683
diff --git a/data/train/p98/oproofs-s00001-r00027776-n000004-0000-42ab73cc5879789f.parquet b/data/train/p98/oproofs-s00001-r00027776-n000004-0000-42ab73cc5879789f.parquet
deleted file mode 100644
index 418e13c76f0f5c0c34e7b9a65ca76d06b9318a15..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00027776-n000004-0000-42ab73cc5879789f.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:42ab73cc5879789fab742c506e2cd2305cb3f5a476373c9ff7c717b6815b34b6
-size 856040
diff --git a/data/train/p98/oproofs-s00001-r00029396-n000004-0000-399b087c73e3050d.parquet b/data/train/p98/oproofs-s00001-r00029396-n000004-0000-399b087c73e3050d.parquet
deleted file mode 100644
index 9b9995159b7c32c299f38f9116941c829b2bbcd6..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00029396-n000004-0000-399b087c73e3050d.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:399b087c73e3050de55750a4f29dbec3713412be46008c9cae3d2e63b6639350
-size 414236
diff --git a/data/train/p98/oproofs-s00001-r00029696-n000004-0000-ae8c33b698730565.parquet b/data/train/p98/oproofs-s00001-r00029696-n000004-0000-ae8c33b698730565.parquet
deleted file mode 100644
index 4588e61f0975fbc7f7639436594a4155fafb5074..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00029696-n000004-0000-ae8c33b698730565.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ae8c33b6987305654f66704486e98c7a0e9b60a91ece2e9446df71587045ba01
-size 145980
diff --git a/data/train/p98/oproofs-s00001-r00030644-n000004-0000-a3ef651db9cd2be5.parquet b/data/train/p98/oproofs-s00001-r00030644-n000004-0000-a3ef651db9cd2be5.parquet
deleted file mode 100644
index d8320687e8be989e03cc8750dd4c6a1c3d427db6..0000000000000000000000000000000000000000
--- a/data/train/p98/oproofs-s00001-r00030644-n000004-0000-a3ef651db9cd2be5.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a3ef651db9cd2be5a36424d2a2cc61101bd2b92618fcc71e1aa6bb293bc6fe5d
-size 603992
diff --git a/data/train/p99/oproofs-s00001-r00006760-n000004-0000-0ea2f38a4050c92b.parquet b/data/train/p99/oproofs-s00001-r00006760-n000004-0000-0ea2f38a4050c92b.parquet
deleted file mode 100644
index 0ca87d6b08a707f1e9b2801fde448bbbe0474f8b..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00006760-n000004-0000-0ea2f38a4050c92b.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:0ea2f38a4050c92b0ef98d65df0478702fca482f602ce9687d5501e4a4790390
-size 256325
diff --git a/data/train/p99/oproofs-s00001-r00007624-n000004-0000-03bfb94a59fbabb8.parquet b/data/train/p99/oproofs-s00001-r00007624-n000004-0000-03bfb94a59fbabb8.parquet
deleted file mode 100644
index 91084e7ea6cecf27142668b7b3e58791f354bf4c..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00007624-n000004-0000-03bfb94a59fbabb8.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:03bfb94a59fbabb8433cc198740ceeb39b767d628d69efad942f1eee0a9f4779
-size 384084
diff --git a/data/train/p99/oproofs-s00001-r00009008-n000004-0000-e1de48656d82c990.parquet b/data/train/p99/oproofs-s00001-r00009008-n000004-0000-e1de48656d82c990.parquet
deleted file mode 100644
index 67af66a3d3cc0d7d845c078352778e374eaa2ffe..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00009008-n000004-0000-e1de48656d82c990.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e1de48656d82c990ea37c43780bc53e4bfa6046376be11a52ab0077bd225349e
-size 101416
diff --git a/data/train/p99/oproofs-s00001-r00009196-n000004-0000-2fceeb7f5b90f919.parquet b/data/train/p99/oproofs-s00001-r00009196-n000004-0000-2fceeb7f5b90f919.parquet
deleted file mode 100644
index 5ead78fa80294a9844b2162c4188d126509d5643..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00009196-n000004-0000-2fceeb7f5b90f919.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2fceeb7f5b90f919ccc84f41bbc9f5cb539012dad541ec262def86df2b524f87
-size 39362
diff --git a/data/train/p99/oproofs-s00001-r00009304-n000004-0000-5c1a2570da554458.parquet b/data/train/p99/oproofs-s00001-r00009304-n000004-0000-5c1a2570da554458.parquet
deleted file mode 100644
index 0160f210cbcaf9c0c37fb64d83d752bfe843aab4..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00009304-n000004-0000-5c1a2570da554458.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5c1a2570da5544580934b4aac231b4967816b645d7c328f820330ef985a60a24
-size 431731
diff --git a/data/train/p99/oproofs-s00001-r00009492-n000004-0000-69928b7a39c5d6a8.parquet b/data/train/p99/oproofs-s00001-r00009492-n000004-0000-69928b7a39c5d6a8.parquet
deleted file mode 100644
index 1650e2a9f859e2e076646b0a9da724bddae56f98..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00009492-n000004-0000-69928b7a39c5d6a8.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:69928b7a39c5d6a8f311de807c17b4dd133b923537f1228265e59bc8f43183fc
-size 658907
diff --git a/data/train/p99/oproofs-s00001-r00009492-n000004-0001-8c879cc6f5afedd1.parquet b/data/train/p99/oproofs-s00001-r00009492-n000004-0001-8c879cc6f5afedd1.parquet
deleted file mode 100644
index b55c7d5a5cf00e4d4d311907d4f00f245e5001c8..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00009492-n000004-0001-8c879cc6f5afedd1.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8c879cc6f5afedd1c36b4a27d645b3e0a98a4699a5481dbdd4058931edf891cd
-size 1225676
diff --git a/data/train/p99/oproofs-s00001-r00010856-n000004-0000-19813cdf9dd5dae1.parquet b/data/train/p99/oproofs-s00001-r00010856-n000004-0000-19813cdf9dd5dae1.parquet
deleted file mode 100644
index f02f90beb6d67d1d7e8cda42e3c9f96e7366f1c8..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00010856-n000004-0000-19813cdf9dd5dae1.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:19813cdf9dd5dae1f0ad4dd267d55564ea57ffd455cc3345c188565e6452fdbf
-size 75248
diff --git a/data/train/p99/oproofs-s00001-r00016284-n000004-0000-d111c5f02dce8149.parquet b/data/train/p99/oproofs-s00001-r00016284-n000004-0000-d111c5f02dce8149.parquet
deleted file mode 100644
index 4cd330d11ce57cd1e87ba336b7d836ca1003f0c0..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00016284-n000004-0000-d111c5f02dce8149.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d111c5f02dce81492aa4915dc38438c3ba2d0d5c5f139dc7c308ce679b637ea6
-size 143695
diff --git a/data/train/p99/oproofs-s00001-r00017372-n000004-0000-edcde00e6e99cfbb.parquet b/data/train/p99/oproofs-s00001-r00017372-n000004-0000-edcde00e6e99cfbb.parquet
deleted file mode 100644
index a938ea4bb95eac80c6af4ac52643c33d53c0c0a4..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00017372-n000004-0000-edcde00e6e99cfbb.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:edcde00e6e99cfbbc3dc11dfe846e41c58ab498c79986b71037ed46056bca368
-size 42274
diff --git a/data/train/p99/oproofs-s00001-r00021644-n000004-0000-2642c80912257a72.parquet b/data/train/p99/oproofs-s00001-r00021644-n000004-0000-2642c80912257a72.parquet
deleted file mode 100644
index 37e1e3277d167238824984a2da3b1ea9ea630d26..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00021644-n000004-0000-2642c80912257a72.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:2642c80912257a72c21a6531a2ea6fb5c60d82f14175776d1d0b615e74483d42
-size 115196
diff --git a/data/train/p99/oproofs-s00001-r00021920-n000004-0000-51ee42b88be96024.parquet b/data/train/p99/oproofs-s00001-r00021920-n000004-0000-51ee42b88be96024.parquet
deleted file mode 100644
index bd8b13cbba8fc34f162fe56087ccb7fcd78a6351..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00021920-n000004-0000-51ee42b88be96024.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:51ee42b88be9602480af5cb6f068ebe8f045748db5aa9dc179896a30ad9e6ef5
-size 508216
diff --git a/data/train/p99/oproofs-s00001-r00024024-n000004-0000-02785522b5574e29.parquet b/data/train/p99/oproofs-s00001-r00024024-n000004-0000-02785522b5574e29.parquet
deleted file mode 100644
index 54edd219ce7838478d73bbe4dc0195f96aa8a9e3..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00024024-n000004-0000-02785522b5574e29.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:02785522b5574e293e97248e4b6687246bc2d9fb76cf031009a164346c679170
-size 93479
diff --git a/data/train/p99/oproofs-s00001-r00024404-n000004-0000-6228610a785c8435.parquet b/data/train/p99/oproofs-s00001-r00024404-n000004-0000-6228610a785c8435.parquet
deleted file mode 100644
index 22a625426d1f09d17ecbf40f5921d2554233686d..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00024404-n000004-0000-6228610a785c8435.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6228610a785c8435787b9b81ccaca5e20c09be68cc0099723e8ad65f419b8aa8
-size 426833
diff --git a/data/train/p99/oproofs-s00001-r00024868-n000004-0000-3d42b3afe9fff2ba.parquet b/data/train/p99/oproofs-s00001-r00024868-n000004-0000-3d42b3afe9fff2ba.parquet
deleted file mode 100644
index 5878c28535f0d9ca32c655b7f1717db10c9bb3e0..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00024868-n000004-0000-3d42b3afe9fff2ba.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3d42b3afe9fff2ba24c480b57467f10ac6a9f4d5dc8fbeca4d9868bb88528f0a
-size 786753
diff --git a/data/train/p99/oproofs-s00001-r00027632-n000004-0000-a43d77be14c63f2e.parquet b/data/train/p99/oproofs-s00001-r00027632-n000004-0000-a43d77be14c63f2e.parquet
deleted file mode 100644
index 0e626d649ec562b100e9dbd92a3a1b49e7f2d9cc..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00027632-n000004-0000-a43d77be14c63f2e.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a43d77be14c63f2e09b69b69db3e8515bbac3badd988a3572079bc81a682c461
-size 44226
diff --git a/data/train/p99/oproofs-s00001-r00028004-n000004-0000-eb8e90db7d1cefd8.parquet b/data/train/p99/oproofs-s00001-r00028004-n000004-0000-eb8e90db7d1cefd8.parquet
deleted file mode 100644
index 0e89421d1935fb1a3eebcf73053c7344f878c54b..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00028004-n000004-0000-eb8e90db7d1cefd8.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:eb8e90db7d1cefd858ef059a05518222feb1b3ed3e13dfed73dc0b71895290a0
-size 439585
diff --git a/data/train/p99/oproofs-s00001-r00031152-n000004-0000-497e71e616effbd4.parquet b/data/train/p99/oproofs-s00001-r00031152-n000004-0000-497e71e616effbd4.parquet
deleted file mode 100644
index 11a1fb88cf258a7185d10cbd9de3682cd757cfa2..0000000000000000000000000000000000000000
--- a/data/train/p99/oproofs-s00001-r00031152-n000004-0000-497e71e616effbd4.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:497e71e616effbd41584e71c68a58b6766c53f7bb330d132d1f8dfc8fdc2e0ae
-size 364532
diff --git a/data/train/p9a/oproofs-s00001-r00006840-n000004-0000-375922a436cd1603.parquet b/data/train/p9a/oproofs-s00001-r00006840-n000004-0000-375922a436cd1603.parquet
deleted file mode 100644
index 41039650ba090a5762c79c899547e92c03c35ec3..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00006840-n000004-0000-375922a436cd1603.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:375922a436cd160393e05cd2b8d48cde80d4e650c08ca92df7a91efecb2c50a6
-size 134887
diff --git a/data/train/p9a/oproofs-s00001-r00006972-n000004-0000-ae7fcfe71d3819de.parquet b/data/train/p9a/oproofs-s00001-r00006972-n000004-0000-ae7fcfe71d3819de.parquet
deleted file mode 100644
index 25d2adc56b05ec21124b8b777f6d23f644a96799..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00006972-n000004-0000-ae7fcfe71d3819de.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ae7fcfe71d3819de33d1a114d202fc3615ebebb17190a789afecaac1bac7ea53
-size 173521
diff --git a/data/train/p9a/oproofs-s00001-r00009884-n000004-0000-765549084313eb11.parquet b/data/train/p9a/oproofs-s00001-r00009884-n000004-0000-765549084313eb11.parquet
deleted file mode 100644
index dd9da95fcdcd6187e1902cb493159f6aae0901b6..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00009884-n000004-0000-765549084313eb11.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:765549084313eb11f4f80eae4a212109b0e79778e597c1d3f547487d2112684b
-size 869513
diff --git a/data/train/p9a/oproofs-s00001-r00010660-n000004-0000-e25079f33357ad49.parquet b/data/train/p9a/oproofs-s00001-r00010660-n000004-0000-e25079f33357ad49.parquet
deleted file mode 100644
index 3342d890e07d8caca07c17045d4e4cac59322715..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00010660-n000004-0000-e25079f33357ad49.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e25079f33357ad496226cb3ba2284ebb22c666d677111ccd4bd8e5944fcd42b1
-size 278185
diff --git a/data/train/p9a/oproofs-s00001-r00010820-n000004-0000-e1cbc2e4c55c9ab4.parquet b/data/train/p9a/oproofs-s00001-r00010820-n000004-0000-e1cbc2e4c55c9ab4.parquet
deleted file mode 100644
index c41ef6161f64569b274a96d19ef6f9c56f5eff78..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00010820-n000004-0000-e1cbc2e4c55c9ab4.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e1cbc2e4c55c9ab4f8455214b4aa91b3192118b1580248fa41fa189f4a236d95
-size 318907
diff --git a/data/train/p9a/oproofs-s00001-r00010992-n000004-0000-d4f00c3caff573ab.parquet b/data/train/p9a/oproofs-s00001-r00010992-n000004-0000-d4f00c3caff573ab.parquet
deleted file mode 100644
index 1bfc0ae2dc07e69e8e132d30a1a79d4677b28313..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00010992-n000004-0000-d4f00c3caff573ab.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:d4f00c3caff573abee71455f970467e233c5157c91c68e618e27357380bff5b1
-size 338861
diff --git a/data/train/p9a/oproofs-s00001-r00012796-n000004-0000-b3e3b63f034f2960.parquet b/data/train/p9a/oproofs-s00001-r00012796-n000004-0000-b3e3b63f034f2960.parquet
deleted file mode 100644
index e0751885a42755754d7234326eabf61113713585..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00012796-n000004-0000-b3e3b63f034f2960.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b3e3b63f034f2960a95cb3e25a44c97e6152014e544271b8c96786f4da60c22a
-size 254617
diff --git a/data/train/p9a/oproofs-s00001-r00015160-n000004-0000-e795c9ae0eb5755f.parquet b/data/train/p9a/oproofs-s00001-r00015160-n000004-0000-e795c9ae0eb5755f.parquet
deleted file mode 100644
index d2b266a145bdc316c92cb170b1b3d5930f5b8926..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00015160-n000004-0000-e795c9ae0eb5755f.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e795c9ae0eb5755fff73998445e78fcdd3a4ef48ce918c0c3365252c5b8ea8ef
-size 942759
diff --git a/data/train/p9a/oproofs-s00001-r00015160-n000004-0001-55af257e0f94b665.parquet b/data/train/p9a/oproofs-s00001-r00015160-n000004-0001-55af257e0f94b665.parquet
deleted file mode 100644
index 838599974fbbe97c2b4229a70b2141393eaab73e..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00015160-n000004-0001-55af257e0f94b665.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:55af257e0f94b6659d6b5cc6e2fa7ce30d40900ba6f78b6fb533e2207ce3ad87
-size 1624514
diff --git a/data/train/p9a/oproofs-s00001-r00015160-n000004-0002-e110c5bdb1c6c59e.parquet b/data/train/p9a/oproofs-s00001-r00015160-n000004-0002-e110c5bdb1c6c59e.parquet
deleted file mode 100644
index 7836dd7c2a26a2790ef30520dae1d6516796029a..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00015160-n000004-0002-e110c5bdb1c6c59e.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e110c5bdb1c6c59e72a702f6e6729ed982918341847017e9f9838aa7d70725f4
-size 1771751
diff --git a/data/train/p9a/oproofs-s00001-r00015208-n000004-0000-5eb5ab6fab230c3d.parquet b/data/train/p9a/oproofs-s00001-r00015208-n000004-0000-5eb5ab6fab230c3d.parquet
deleted file mode 100644
index 7f841673ddb806300150b56003df9960308c7d3d..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00015208-n000004-0000-5eb5ab6fab230c3d.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5eb5ab6fab230c3d354aea05a68721bbd45ee89ddd51a6b4ee844cef2277e2c7
-size 527099
diff --git a/data/train/p9a/oproofs-s00001-r00016996-n000004-0000-b1e29d861c3252ff.parquet b/data/train/p9a/oproofs-s00001-r00016996-n000004-0000-b1e29d861c3252ff.parquet
deleted file mode 100644
index b9150c074005e5e86d296ed5b9a67b1ed9f17093..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00016996-n000004-0000-b1e29d861c3252ff.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b1e29d861c3252ffbdb474fde395c49b8d0f93d0e803c072d6d458b2ecf1b15c
-size 266898
diff --git a/data/train/p9a/oproofs-s00001-r00018440-n000004-0000-1c3c0f2f099d29c5.parquet b/data/train/p9a/oproofs-s00001-r00018440-n000004-0000-1c3c0f2f099d29c5.parquet
deleted file mode 100644
index c3958ddbc05eb25505972cfa036644b4e2fcfcb7..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00018440-n000004-0000-1c3c0f2f099d29c5.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:1c3c0f2f099d29c5d95dbf512877f2a9380bb3533fd397246fc956fe49f9fb15
-size 204152
diff --git a/data/train/p9a/oproofs-s00001-r00021144-n000004-0000-fe536b70ce524cf0.parquet b/data/train/p9a/oproofs-s00001-r00021144-n000004-0000-fe536b70ce524cf0.parquet
deleted file mode 100644
index 2694afd7ac80301e6cfb80f87806b259ab861e05..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00021144-n000004-0000-fe536b70ce524cf0.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fe536b70ce524cf0795b609953fb3e054c2f6c9b6253840e6b70b3dab8d36b0c
-size 135102
diff --git a/data/train/p9a/oproofs-s00001-r00024656-n000004-0000-af1b7ad6e6b74c61.parquet b/data/train/p9a/oproofs-s00001-r00024656-n000004-0000-af1b7ad6e6b74c61.parquet
deleted file mode 100644
index feee0812fcf84eac2f640bd245e8a2443edaec30..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00024656-n000004-0000-af1b7ad6e6b74c61.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:af1b7ad6e6b74c6104c37c1236c0390eabe35139e64b42a210397584c8d68c94
-size 540458
diff --git a/data/train/p9a/oproofs-s00001-r00025240-n000004-0000-e395e9093753da23.parquet b/data/train/p9a/oproofs-s00001-r00025240-n000004-0000-e395e9093753da23.parquet
deleted file mode 100644
index 2c64780659920b489920d7fb4917a006771cb05f..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00025240-n000004-0000-e395e9093753da23.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e395e9093753da23f3318d84698b3adac912a17866aca8a3d7f09a34c00cc33d
-size 201077
diff --git a/data/train/p9a/oproofs-s00001-r00028900-n000004-0000-3c85160a96edc5e4.parquet b/data/train/p9a/oproofs-s00001-r00028900-n000004-0000-3c85160a96edc5e4.parquet
deleted file mode 100644
index b549333bc8dd5ff63c30ab902e1a4555662acc5d..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00028900-n000004-0000-3c85160a96edc5e4.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3c85160a96edc5e4271920a04d4616039cbcbdd095131ac3c36e980015239cf1
-size 158352
diff --git a/data/train/p9a/oproofs-s00001-r00029172-n000004-0000-21710b817c7a030c.parquet b/data/train/p9a/oproofs-s00001-r00029172-n000004-0000-21710b817c7a030c.parquet
deleted file mode 100644
index ba1ec4db481d0d71bf526527a757010ba411cb7b..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00029172-n000004-0000-21710b817c7a030c.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:21710b817c7a030cb704c96ddf6636be68040af9ca1493fe3dad4a2c22e53962
-size 444622
diff --git a/data/train/p9a/oproofs-s00001-r00029340-n000004-0000-97287b930b223590.parquet b/data/train/p9a/oproofs-s00001-r00029340-n000004-0000-97287b930b223590.parquet
deleted file mode 100644
index 4e94c612de4d57b5a8947e68c094279f6fe582d4..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00029340-n000004-0000-97287b930b223590.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:97287b930b223590d391b65d7a7e0f0dfa4b16bcaaaef20eb27b838d65d6795e
-size 245124
diff --git a/data/train/p9a/oproofs-s00001-r00029340-n000004-0001-865dc3e03cd6308e.parquet b/data/train/p9a/oproofs-s00001-r00029340-n000004-0001-865dc3e03cd6308e.parquet
deleted file mode 100644
index b56f0ee2c4d0f1093aa31075bbd844181837b05f..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00029340-n000004-0001-865dc3e03cd6308e.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:865dc3e03cd6308e429c06374878f1d4f2d7e94a8a8c6902015838c1d519b44a
-size 2602247
diff --git a/data/train/p9a/oproofs-s00001-r00029340-n000004-0002-4166ed3d64eaa8aa.parquet b/data/train/p9a/oproofs-s00001-r00029340-n000004-0002-4166ed3d64eaa8aa.parquet
deleted file mode 100644
index f29ec334ebcf96b9efa00635acd3b0da0ce0a34f..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00029340-n000004-0002-4166ed3d64eaa8aa.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4166ed3d64eaa8aad9d330eb563f5db3ef7d03e62e2e7bc682153c0e929388d8
-size 166732
diff --git a/data/train/p9a/oproofs-s00001-r00030892-n000004-0000-cdff235ff12ded98.parquet b/data/train/p9a/oproofs-s00001-r00030892-n000004-0000-cdff235ff12ded98.parquet
deleted file mode 100644
index 4675bdc50a6b3231a60fb7d8def936eb9f07b71b..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00030892-n000004-0000-cdff235ff12ded98.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:cdff235ff12ded98a0f7ee9096c7dd5c0dba580dde035019bb16aa7430f77ae8
-size 158320
diff --git a/data/train/p9a/oproofs-s00001-r00031888-n000004-0000-98c4f6cd9189ca77.parquet b/data/train/p9a/oproofs-s00001-r00031888-n000004-0000-98c4f6cd9189ca77.parquet
deleted file mode 100644
index 26d1b04d4cc535b8fdb789f3bef9fb62ede0d2f9..0000000000000000000000000000000000000000
--- a/data/train/p9a/oproofs-s00001-r00031888-n000004-0000-98c4f6cd9189ca77.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:98c4f6cd9189ca7755d2e5aed9555a58926fa0da7f857f78da2f3b08f35ca06c
-size 404612
diff --git a/data/train/p9b/oproofs-s00001-r00007072-n000004-0000-326db36acedc9dee.parquet b/data/train/p9b/oproofs-s00001-r00007072-n000004-0000-326db36acedc9dee.parquet
deleted file mode 100644
index 18f15cb81d35821bb2590f3b7d50a306eec65686..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00007072-n000004-0000-326db36acedc9dee.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:326db36acedc9dee6de38bb0bd13146b2bfe2a79d5ca951a9e3c5f9703a81ca0
-size 470289
diff --git a/data/train/p9b/oproofs-s00001-r00009032-n000004-0000-a6f5626e4937db7d.parquet b/data/train/p9b/oproofs-s00001-r00009032-n000004-0000-a6f5626e4937db7d.parquet
deleted file mode 100644
index d1497d1a4082391225bbfa00f9df939e087053d8..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00009032-n000004-0000-a6f5626e4937db7d.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a6f5626e4937db7d004001c7ea566876446e9acac42032342fbe72ccae4a93b8
-size 206567
diff --git a/data/train/p9b/oproofs-s00001-r00009868-n000004-0000-45375d781eb73f07.parquet b/data/train/p9b/oproofs-s00001-r00009868-n000004-0000-45375d781eb73f07.parquet
deleted file mode 100644
index 1181b5d6dc5e1839a9ea638ca749ef981802340b..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00009868-n000004-0000-45375d781eb73f07.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:45375d781eb73f07b589cb23569324ae4cbbed94b6d094c9cca7703a77456a8a
-size 446559
diff --git a/data/train/p9b/oproofs-s00001-r00011304-n000004-0000-8ac1e89bde445116.parquet b/data/train/p9b/oproofs-s00001-r00011304-n000004-0000-8ac1e89bde445116.parquet
deleted file mode 100644
index e253583fdaaa5cb1ca3ff37e2d07b9eaa513011e..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00011304-n000004-0000-8ac1e89bde445116.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8ac1e89bde44511683ee5197be00bc81e75c674e8947a0d5cfe0c58a7fef5ec3
-size 109753
diff --git a/data/train/p9b/oproofs-s00001-r00015368-n000004-0000-e3369b60b77471a3.parquet b/data/train/p9b/oproofs-s00001-r00015368-n000004-0000-e3369b60b77471a3.parquet
deleted file mode 100644
index 071576df2de19d42ac1ebad48bfbdb50a9b2e9ae..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00015368-n000004-0000-e3369b60b77471a3.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e3369b60b77471a37edf8a5804506fcfd478cb8c9fdf3141b33170eb500c0502
-size 38293
diff --git a/data/train/p9b/oproofs-s00001-r00015900-n000004-0000-ff77a1f9833e08b4.parquet b/data/train/p9b/oproofs-s00001-r00015900-n000004-0000-ff77a1f9833e08b4.parquet
deleted file mode 100644
index 5d9e439f5ef8a8a8a45485b967fd48b8ae4e8c88..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00015900-n000004-0000-ff77a1f9833e08b4.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ff77a1f9833e08b4ee5f8b58106da461a3eaa525e7da09d142c93c66d55b302e
-size 53441
diff --git a/data/train/p9b/oproofs-s00001-r00016260-n000004-0000-8cbdb28ec3a669d6.parquet b/data/train/p9b/oproofs-s00001-r00016260-n000004-0000-8cbdb28ec3a669d6.parquet
deleted file mode 100644
index ee98067efbfcda1df42a9ba6699cdef19370639a..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00016260-n000004-0000-8cbdb28ec3a669d6.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:8cbdb28ec3a669d65278414d4fc71c0874ad5b07016303c04134d9225667a33b
-size 217406
diff --git a/data/train/p9b/oproofs-s00001-r00017788-n000004-0000-70d183268c3f6b68.parquet b/data/train/p9b/oproofs-s00001-r00017788-n000004-0000-70d183268c3f6b68.parquet
deleted file mode 100644
index c6bf75b1dfc7b8c0bf098e80791bac57650aa155..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00017788-n000004-0000-70d183268c3f6b68.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:70d183268c3f6b68ca524230026eba8119fcbeab6a9a6f0d0b581d812615a702
-size 295313
diff --git a/data/train/p9b/oproofs-s00001-r00018436-n000004-0000-007e412a894f2741.parquet b/data/train/p9b/oproofs-s00001-r00018436-n000004-0000-007e412a894f2741.parquet
deleted file mode 100644
index 8c951c3b91f1b8097136cc8f33e249fe84f11e20..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00018436-n000004-0000-007e412a894f2741.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:007e412a894f274105f13ab3f6478145be149e7a6759f5c133a1977a0fcca293
-size 132835
diff --git a/data/train/p9b/oproofs-s00001-r00019852-n000004-0000-1f55a68ac71a2162.parquet b/data/train/p9b/oproofs-s00001-r00019852-n000004-0000-1f55a68ac71a2162.parquet
deleted file mode 100644
index fe2ce32ae5bd86c8b4b8f865bb09be1b0a6671f9..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00019852-n000004-0000-1f55a68ac71a2162.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:1f55a68ac71a216284469acf1b526a82469d59f4696d90c0e1b68bb6bf96b402
-size 221594
diff --git a/data/train/p9b/oproofs-s00001-r00019944-n000004-0000-e162a3b0c3c21a64.parquet b/data/train/p9b/oproofs-s00001-r00019944-n000004-0000-e162a3b0c3c21a64.parquet
deleted file mode 100644
index d8e82480c6eeea624fa77d3ab714e3c39d6f802e..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00019944-n000004-0000-e162a3b0c3c21a64.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e162a3b0c3c21a64b2ac36c95fe2b381cf1cafb479e50d2f3d9decd2510f4d22
-size 212008
diff --git a/data/train/p9b/oproofs-s00001-r00020004-n000004-0000-7ab19b30f5ca8831.parquet b/data/train/p9b/oproofs-s00001-r00020004-n000004-0000-7ab19b30f5ca8831.parquet
deleted file mode 100644
index 867ac76b483a175808fa6d471bf5631b56c3d904..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00020004-n000004-0000-7ab19b30f5ca8831.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:7ab19b30f5ca8831ef597ef0d62e479361d286ed287fb6effe412c7693f03cdc
-size 258811
diff --git a/data/train/p9b/oproofs-s00001-r00024972-n000004-0000-a1faba5f46d73fc8.parquet b/data/train/p9b/oproofs-s00001-r00024972-n000004-0000-a1faba5f46d73fc8.parquet
deleted file mode 100644
index ef95fd95d3ab085ae0b343c152e1b9c0e3c608f8..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00024972-n000004-0000-a1faba5f46d73fc8.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a1faba5f46d73fc863b9eb8169f3c47a6446566bb64024f768d52a21913b6d99
-size 660565
diff --git a/data/train/p9b/oproofs-s00001-r00026320-n000004-0000-4c647c2e2c0b3200.parquet b/data/train/p9b/oproofs-s00001-r00026320-n000004-0000-4c647c2e2c0b3200.parquet
deleted file mode 100644
index d4b5833bd93911fa5eb1b9f1b89a42de86a0f844..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00026320-n000004-0000-4c647c2e2c0b3200.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:4c647c2e2c0b3200853b8d11542adf8b3469fd97f74c4eb363a159f1f393e361
-size 166236
diff --git a/data/train/p9b/oproofs-s00001-r00027800-n000004-0000-fb1e7718427f434e.parquet b/data/train/p9b/oproofs-s00001-r00027800-n000004-0000-fb1e7718427f434e.parquet
deleted file mode 100644
index 71a489f8ffe67f9054d53e746d07bcb73e634928..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00027800-n000004-0000-fb1e7718427f434e.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fb1e7718427f434eb4cc0715017e1062716cc021156b11a1f6f60fc8ccedf37c
-size 190918
diff --git a/data/train/p9b/oproofs-s00001-r00028292-n000004-0000-b8f5b021a90f3675.parquet b/data/train/p9b/oproofs-s00001-r00028292-n000004-0000-b8f5b021a90f3675.parquet
deleted file mode 100644
index f96f5b9fce536985b4db610c27227eaa4a833010..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00028292-n000004-0000-b8f5b021a90f3675.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b8f5b021a90f36759f29196257bed0d274a6df977118c0176d26426e24db0388
-size 603010
diff --git a/data/train/p9b/oproofs-s00001-r00031932-n000004-0000-fc39e9d72a3360e5.parquet b/data/train/p9b/oproofs-s00001-r00031932-n000004-0000-fc39e9d72a3360e5.parquet
deleted file mode 100644
index b5f3c4c6b2b1a1e1ea0184ca8a25aee4d7824fe2..0000000000000000000000000000000000000000
--- a/data/train/p9b/oproofs-s00001-r00031932-n000004-0000-fc39e9d72a3360e5.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:fc39e9d72a3360e58c36ecc424d0d98d488d5f8e64657c72a458123ca661c05d
-size 458225
diff --git a/data/train/p9c/oproofs-s00001-r00006784-n000004-0000-9b128e7d03f712fb.parquet b/data/train/p9c/oproofs-s00001-r00006784-n000004-0000-9b128e7d03f712fb.parquet
deleted file mode 100644
index 1f5a6f9368a7bd3a0062789326dbca19f4064681..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00006784-n000004-0000-9b128e7d03f712fb.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:9b128e7d03f712fb2dee1706da704a77ca3d59553233328c9e5ffd3b4b24c133
-size 405673
diff --git a/data/train/p9c/oproofs-s00001-r00007568-n000004-0000-6c9ea688042d96f1.parquet b/data/train/p9c/oproofs-s00001-r00007568-n000004-0000-6c9ea688042d96f1.parquet
deleted file mode 100644
index d963e1d739bc2e051507c307e012a5c8c2d3bef0..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00007568-n000004-0000-6c9ea688042d96f1.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:6c9ea688042d96f187914985ae1a60afde3f28f136749c8e5cbded67c5425de6
-size 681535
diff --git a/data/train/p9c/oproofs-s00001-r00007748-n000004-0000-be7d4c1a8ffacb70.parquet b/data/train/p9c/oproofs-s00001-r00007748-n000004-0000-be7d4c1a8ffacb70.parquet
deleted file mode 100644
index ee1661622624cad216c2b74ba811731d481d2bcb..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00007748-n000004-0000-be7d4c1a8ffacb70.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:be7d4c1a8ffacb706128845d5362127226702e24c3ff351cffb74947156ea2cb
-size 147870
diff --git a/data/train/p9c/oproofs-s00001-r00010640-n000004-0000-420311cebd173c37.parquet b/data/train/p9c/oproofs-s00001-r00010640-n000004-0000-420311cebd173c37.parquet
deleted file mode 100644
index b568e007e72e51f29a7218c1f986ec855e64f702..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00010640-n000004-0000-420311cebd173c37.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:420311cebd173c37fcf71a95c5320206827b1a25da3885c89ca2bcc4d973c5d5
-size 162815
diff --git a/data/train/p9c/oproofs-s00001-r00012760-n000004-0000-bf4eb6ee0888a124.parquet b/data/train/p9c/oproofs-s00001-r00012760-n000004-0000-bf4eb6ee0888a124.parquet
deleted file mode 100644
index 94d16e041fd59e64c3106bfff8767767e9288395..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00012760-n000004-0000-bf4eb6ee0888a124.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:bf4eb6ee0888a124f91ce47699c06ca28daf00c32396a4eb305f9985177653f3
-size 481103
diff --git a/data/train/p9c/oproofs-s00001-r00012904-n000004-0000-e12cda49f519f987.parquet b/data/train/p9c/oproofs-s00001-r00012904-n000004-0000-e12cda49f519f987.parquet
deleted file mode 100644
index e90c68f4567071bffee5696974735e2caa77b489..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00012904-n000004-0000-e12cda49f519f987.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:e12cda49f519f9875ac550dc6a7db4e77e358d5ae9c9a204fdbcbc33890acc4d
-size 859322
diff --git a/data/train/p9c/oproofs-s00001-r00014336-n000004-0000-85f4b1236d7fa960.parquet b/data/train/p9c/oproofs-s00001-r00014336-n000004-0000-85f4b1236d7fa960.parquet
deleted file mode 100644
index 9b0c98a98bf5530c59416ce6316dad445dea2d5c..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00014336-n000004-0000-85f4b1236d7fa960.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:85f4b1236d7fa9601de7a9d84ccf7caaf999d5f589f0b3fd0775279ffe89a2e0
-size 374590
diff --git a/data/train/p9c/oproofs-s00001-r00014564-n000004-0000-b0336a73b5597aec.parquet b/data/train/p9c/oproofs-s00001-r00014564-n000004-0000-b0336a73b5597aec.parquet
deleted file mode 100644
index f0c4de6b4216b6b21550fcf8b39080499858b974..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00014564-n000004-0000-b0336a73b5597aec.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:b0336a73b5597aec881c0b9f35460f01e188209cb732f6886a3ff826a513df51
-size 197344
diff --git a/data/train/p9c/oproofs-s00001-r00014564-n000004-0001-342af33ee9c1a65e.parquet b/data/train/p9c/oproofs-s00001-r00014564-n000004-0001-342af33ee9c1a65e.parquet
deleted file mode 100644
index b990faba29577061c98c71a3338a0d1d6ba10758..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00014564-n000004-0001-342af33ee9c1a65e.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:342af33ee9c1a65ecad54364d1343e44779675c95fd74e11b3b55852778964cb
-size 3682467
diff --git a/data/train/p9c/oproofs-s00001-r00014564-n000004-0002-3695f91b8710333c.parquet b/data/train/p9c/oproofs-s00001-r00014564-n000004-0002-3695f91b8710333c.parquet
deleted file mode 100644
index e7307a265fbec5768cfe6656b8c579b68c02d908..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00014564-n000004-0002-3695f91b8710333c.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3695f91b8710333cd3d6d173aea6113389d128086a860e83aec1e9c1c5be3ea6
-size 48324
diff --git a/data/train/p9c/oproofs-s00001-r00014708-n000004-0000-17a4c3bc705c04d5.parquet b/data/train/p9c/oproofs-s00001-r00014708-n000004-0000-17a4c3bc705c04d5.parquet
deleted file mode 100644
index f58cde1da20b7940ae4e1b54e1cc31acc4f4f0f2..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00014708-n000004-0000-17a4c3bc705c04d5.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:17a4c3bc705c04d54964134c631601ef1ab843b05a0f1c673c175fab0c1650da
-size 148521
diff --git a/data/train/p9c/oproofs-s00001-r00014884-n000004-0000-c8653ed4b547c028.parquet b/data/train/p9c/oproofs-s00001-r00014884-n000004-0000-c8653ed4b547c028.parquet
deleted file mode 100644
index 57611cba13521ef789da9006c82afa214f747ea2..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00014884-n000004-0000-c8653ed4b547c028.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:c8653ed4b547c028a2a2ec4b6a63646303f9c55d410860734c6725c368302195
-size 306448
diff --git a/data/train/p9c/oproofs-s00001-r00015260-n000004-0000-1e385ee97b89a596.parquet b/data/train/p9c/oproofs-s00001-r00015260-n000004-0000-1e385ee97b89a596.parquet
deleted file mode 100644
index 85991ba53ff4f054d17281ddbc24fb1b0c59d630..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00015260-n000004-0000-1e385ee97b89a596.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:1e385ee97b89a59675b2b12b80294f9d691bd21983217609ab094321a5c42651
-size 38389
diff --git a/data/train/p9c/oproofs-s00001-r00015776-n000004-0000-605c833f1fa1e050.parquet b/data/train/p9c/oproofs-s00001-r00015776-n000004-0000-605c833f1fa1e050.parquet
deleted file mode 100644
index 4e10ec63b0a6af67d52c382ad1d5c0310b32d5b4..0000000000000000000000000000000000000000
--- a/data/train/p9c/oproofs-s00001-r00015776-n000004-0000-605c833f1fa1e050.parquet
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:605c833f1fa1e05089e732b0a02d19c4c3bff565588b98b295be8aaa2111a1fb
-size 232312