ResearchBenchmarksComplex Query Answering (Cardinality Prediction) on FB15kFollow97.1Spearman Correlation (1p)GNN-QE27.4245.5163.681.69Feb 25, 2026Evaluation ResultsMethodMethodLinksSpearman Correlation (1p)Spearman Correlation (Avg)Spearman Correlation (2p)Spearman Correlation (3p)Spearman Correlation (2i)Spearman Correlation (3i)Spearman Correlation (pi)Spearman Correlation (ip)Spearman Correlation (2in)Spearman Correlation (3in)Spearman Correlation (inp)Spearman Correlation (pin)Spearman Correlation (pni)GNN-QE2026.0297.195.296.792.698.793.693.792.399.298.5889499.1HYQNET2026.0297.195.89794.198.893.893.993.49998.490.894.899.1BetaE2026.0237.349.447.847.257.239.751.942.162.254.845.946.560.8Q2B2026.0230.1—21.926.233.12729.713.9—————