bibtex folded into usage_impact assistant output (tier1+named); drop standalone bibtex task

README.md

@@ -26,8 +26,8 @@ Multitask SFT rows derived from the v2 relabeling. Same ChatML format as
 `rafmacalaba/data-use-sft` (real), plus a `task` field:
 
 - `provenance` — exact-substring {producer, year, geography, acronym}
-- `usage_impact` — {data_type, usage_action, impact_label, usage_summary}
-- `bibtex` — @misc citation generation for tier1∧named mentions
+- `usage_impact` — {data_type, usage_action, impact_label, usage_summary}; for tier1∧named
+  mentions the assistant JSON additionally carries `bibtex` (a single @misc entry)
 
 Splits: val+holdout = dual-pass consensus; train = single-pass (upgraded in v2.1).
 Only tier1/tier2 spans generate SFT rows; tier3/junk excluded by design.

real_v2/holdout.jsonl

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:36de7397b0ce5ffd97c3f4955d013e8e71a78f994c134f34d1a4cca67eda86ad
-size 89790563
+oid sha256:a4f0d55ac1000fc836a1dfbe88706cf510f2557fb65e532e37e1d852e3e04bb4
+size 78874623

real_v2/train.jsonl

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:1484e17e82033917124c33859f697d62d9dbe756ed15f1dbf160d3e2139ba907
-size 60357354
+oid sha256:3b08256e33efe9d48b8020d24eb73c5cb186fe23f346a90403bd41fbf37b44be
+size 54751054

real_v2/val.jsonl

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:47c50726b5468460fe4b1ada6348e48d5247608c5b653a93e9d963fe23761892
-size 95350405
+oid sha256:9f74fb5bff00b1f212c6bab8b6c475f5e2691a38733271daa6a3dd1ba64d3699
+size 83320813