Yin Collection, Middle Volume Radical: Mountain (shān) Entry: gu (gù) Kangxi Strokes: 11 Page 314, Entry 05 Correct Pronunciation (Zhengzitong): Pronounced gu (falling tone), same sound as the word for solid. Yan-gu is the name of a place. It is located thirty li from Shanfu. Li Bai, Poem for Younger Brother Ning at Yan-gu: Departing Yan-gu at the hour of the cock's crow, the separated wild geese startled Laizhou. Also, History of Song (Songshi), Biography of Li Quan: Appearing and disappearing among islands and mountain cliffs (gu). Zhengzitong: The term gu also refers to a terrain type similar to a small island in the water.