entity_id,period_id,confidence,rationale,source_id,review_status
ENT_NORR_VALHALLA,PER_NOR_VIKING,high,"Odin's hall of the slain within Asgard, where the Einherjar feast and prepare for Ragnarök, served by Valkyries. Grímnismál and Gylfaginning describe its 540 doors and Sæhrímnir.",SRC_PROSE_EDDA,reviewed