relationship_id,subject_entity_id,relationship_type,object_entity_id,confidence,rationale,source_id,review_status,period_id
1612,ENT_WEL_BRAN,sibling_of,ENT_WEL_BRANWEN,high,Bran (Brân the Blessed) is brother of Branwen; the Second Branch opens with him on the rock of Harddlech with his sister,SRC_MABINOGION,reviewed,PER_CEL_MEDIEVAL_WELSH
1616,ENT_WEL_MANAWYDAN,sibling_of,ENT_WEL_BRANWEN,high,Manawydan is named as Branwen's brother in the Second Branch retinue,SRC_MABINOGION,reviewed,PER_CEL_MEDIEVAL_WELSH