entity_id,period_id,confidence,rationale,source_id,review_status
ENT_NORR_ALFHEIM,PER_NOR_VIKING,high,"Home of the light-elves (ljósálfar), given to Freyr as a tooth-gift according to Grímnismál 5 and Gylfaginning. Lightly attested.",SRC_PROSE_EDDA,reviewed