relationship_id,subject_entity_id,relationship_type,object_entity_id,confidence,rationale,source_id,review_status,period_id
3419,ENT_CEL_BRIAN,sibling_of,ENT_CEL_IUCHAR,high,One of the three sons of Tuireann.,SRC_MACKILLOP_CELTIC,reviewed,
3421,ENT_CEL_BRIAN,slays,ENT_CEL_CIAN,high,The sons of Tuireann kill Cían.,SRC_MACKILLOP_CELTIC,reviewed,