relationship_id,subject_entity_id,relationship_type,object_entity_id,confidence,rationale,source_id,review_status,period_id 1874,ENT_PELOPS,opposes,ENT_OENOMAUS,high,Pseudo-Apollodorus Epitome 2.4-8: Pelops competed against Oenomaus in the chariot race for Hippodameia's hand; Oenomaus was killed when his chariot collapsed.,SRC_APOLLODORUS_LIBRARY,approved,