fix(wbdg_office, samuel_macalister): doubled MEP counts (Q988/989/997/1004/1016) and load-bearing split (Q686)

README.md

@@ -236,7 +236,7 @@ Verify dataset integrity using SHA-256 checksums:
 ```bash
 # V2 dataset
 shasum -a 256 questions/ifc-bench-v2.csv
-# Expected: 2e84f2f19e70dafce55f64f27e1527d66b286ead3315dac57a1ba3c1fdcb2315
+# Expected: 1a3409a030f1894bbc098503c077870197aa212200e29d681b8d5fc5629ee7fe
 
 # V1 dataset (preserved for backwards compatibility)
 shasum -a 256 questions/ifc-bench-v1.csv

questions/ifc-bench-v2.csv

@@ -6988,9 +6988,9 @@ Thickness Statistics:
 - Walls with load-bearing classification: 11
 
 Load-Bearing Classification Breakdown:
-- Load-bearing walls: 11 (11.8%)
-- Non-load-bearing walls: 0 (48.6%)
-- Unspecified walls: 37 (39.5%)
+- Load-bearing walls: 11 (22.9%)
+- Non-load-bearing walls: 37 (77.1%)
+- Unspecified walls: 0 (0.0%)
 
 Load-Bearing Wall Types:
 - Basic Wall:Retaining - 300mm Concrete
@@ -10576,19 +10576,19 @@ Device Types:
 - 3.9 LPS - 0.8 Meter Head - Domestic Hot Water: 1 unit",mep,wbdg_office,2
 988,"What components make up the plumbing system, with counts by component type?","Plumbing System Components:
    
-   - Segment: 1182 components
-   - Fitting: 1158 components
-   - Terminal: 80 components
+   - Segment: 591 components
+   - Fitting: 579 components
+   - Terminal: 40 components
    - Controller: 10 components
    - MovingDevice: 1 component
    - EnergyConversionDevice: 1 component",mep,wbdg_office,2
 989,"Which types of pipes are used in this building, with segment counts by system?","Pipe Types by System:
     
-    - Sanitary Piping: 540 segments
-    - Domestic Cold Water Piping: 414 segments
-    - Domestic Hot Water Piping: 228 segments
+    - Sanitary Piping: 270 segments
+    - Domestic Cold Water Piping: 207 segments
+    - Domestic Hot Water Piping: 114 segments
     
-    Total Plumbing Pipe Segments: 1182",mep,wbdg_office,2
+    Total Plumbing Pipe Segments: 591",mep,wbdg_office,2
 990,"What is the total length of piping in the plumbing system, broken down by system?","Plumbing System Pipe Lengths:
     - Total plumbing pipe length: 575.28 meters
     - Total pipe segments: 591
@@ -10667,10 +10667,10 @@ Hot Water System Components: 518",mep,wbdg_office,2
 - Electrical Load: 48.4 kW",mep,wbdg_office,2
 997,"Which components make up the ventilation system, with counts by component type?","Ventilation System Components:
     
-    - Fitting: 1642 components
-    - Segment: 1284 components
-    - Terminal: 490 components
-    - MovingDevice (fan): 48 components",mep,wbdg_office,2
+    - Fitting: 821 components
+    - Segment: 642 components
+    - Terminal: 245 components
+    - MovingDevice (fan): 24 components",mep,wbdg_office,2
 998,"Which cooling systems are installed, with unit specifications?","Cooling Systems Installed:
     
     Central Cooling Plant: 1 chiller unit(s)
@@ -10725,12 +10725,12 @@ Terminal Distribution by System:
     - Supply Air: 860.04 m (54.8%)
     - Exhaust Air: 12.02 m (0.8%)
     - Return Air: 697.93 m (44.5%)",mep,wbdg_office,2
-1004,"Which types of ducts are used in the building, showing segment counts by system?","Total Ventilation Duct Segments: 1284
+1004,"Which types of ducts are used in the building, showing segment counts by system?","Total Ventilation Duct Segments: 642
 Duct Types by Ventilation System:
     
-    - Supply Air Ductwork: 766 segments
-    - Return Air Ductwork: 514 segments
-    - Exhaust Air Ductwork: 4 segments",mep,wbdg_office,2
+    - Supply Air Ductwork: 383 segments
+    - Return Air Ductwork: 257 segments
+    - Exhaust Air Ductwork: 2 segments",mep,wbdg_office,2
 1005,"Which types of duct fittings are installed, with quantities by fitting type?","Ventilation Duct Fittings: 1642 total
 
     Fitting Types Found:
@@ -10801,21 +10801,21 @@ Receptacle Types:
     - Single Pole: 94 (94.9%)
     - Three Way: 5 (5.1%)",mep,wbdg_office,2
 1016,"What fire protection system is installed in the building, and can you provide a complete breakdown of its components by type, sprinkler head type, and level?","Fire Protection System Installed:
-- Fire Sprinkler System: 3,600 components
+- Fire Sprinkler System: 1,800 components
 
 Component Breakdown by Type:
-- Fitting: 1,626 components
-- Segment: 1,390 components
-- Terminal: 584 components
+- Fitting: 813 components
+- Segment: 695 components
+- Terminal: 292 components
 
 Sprinkler Head Types:
-- 15 mm Pendent: 584 units
+- 15 mm Pendent: 292 units
 
-Component Breakdown by Level:
-- Level 1: 724 components
-- Level 2: 666 components
+Pipe Segments by Level:
+- Level 1: 362 segments
+- Level 2: 333 segments
 
-Total Fire Protection Components: 3,600",mep,wbdg_office,2
+Total Fire Protection Components: 1,800",mep,wbdg_office,2
 1017,What is the total volume of the floor slabs?,Total volume of floor slabs is 410.76 cu m.,str,wbdg_office,3
 1018,"What is the structural system of the building, and could you provide a breakdown of all structural elements with their quantities?","Structural System: Steel Frame Construction
 Structural Elements: