ResearchBenchmarksLinguistic Minimal Pair Classification on BLiMP principle_A_reconstructionFollow78.9AccuracyTargeted35.53246.79158.0569.309Apr 20, 2026Evaluation ResultsMethodMethodLinksAccuracyPerformance Delta (Δ)Accuracy (NPI Scope Only)Accuracy (Existential There Quantifiers)Accuracy (WH vs That Long Distance)Accuracy (Matrix Question NPI Licensor Present)Accuracy (Principle A Reconstruction)Accuracy (Sentential Subject Island)Accuracy (Left Branch Island Echo Question)Accuracy (CSC Complex Left Branch)Accuracy (Principle A C-Command)TargetedData Intervention Stra...Data Intervention Strategy=specific synthetic, Synthetic Data Percentage=1%2026.0478.941.7————78.9————RandomData Intervention Stra...Data Intervention Strategy=random synthetic, Synthetic Data Percentage=1%2026.0444.7—————44.7————BaselinePre-training Corpus=10...Pre-training Corpus=100M FineWeb2026.0437.2—————37.2————