entity_id,period_id,confidence,rationale,source_id,review_status
ENT_GSAGA_HOGNI,PER_GERMANIC_SAGA,high,"Gjukung brother of Gunnar and Gudrun, party to Sigurd's killing; dies defiantly in the hall of Atli. Nibelungenlied's Hagen.",SRC_BYOCK_VOLSUNGS,reviewed