The Three Mountains of Dewa refer to Mount Gassan , Mount Haguro , and Mount Yudono , which resides roughly at the center of Yamagata Prefecture .
Head entity: mount gassan Q3174863 7 8
Tail entity: three mountains of dewa Q1155726 1 2 3 4
Relation (head \u2192 tail): P361
Inverse relation (tail \u2192 head): P527