Yán Yòumíng 顏幼明 was an Eastern-Jìn figure, traditional author of KR5d0064 Líng qí běn zhāng zhèng jīng 靈棋本章正經 — a divinatory text using spirit-chess (líng qí 靈棋, a set of 12 inscribed pieces).
Yán Yòumíng 顏幼明 was an Eastern-Jìn figure, traditional author of KR5d0064 Líng qí běn zhāng zhèng jīng 靈棋本章正經 — a divinatory text using spirit-chess (líng qí 靈棋, a set of 12 inscribed pieces).