WEC-eng is a cross-document event coreference resolution dataset extracted from English Wikipedia. Coreference links are not restricted within predefined topics. The training set includes 40,529 mentions distributed into 7,042 coreference clusters.
SciCo is an expert-annotated dataset for hierarchical CDCR (cross-document coreference resolution) for concepts in scientific papers, with the goal of jointly inferring coreference clusters and hierarchy between them.