relationship_id,subject_entity_id,relationship_type,object_entity_id,confidence,rationale,source_id,review_status,period_id
3408,ENT_CEL_TETHRA,member_of,ENT_CEL_FOMORIANS,high,Fomorian king of the dead.,SRC_LEBOR_GABALA,reviewed,
3621,ENT_CEL_TETHRA,dwells_in,ENT_UNDERWORLD,medium,"Tethra, Fomorian ruler of the dead in Mag Mell.",SRC_MACKILLOP_CELTIC,reviewed,