(;GM[1]FF[4]SZ[19]
GN[Katayama Formation]
PC[http://senseis.xmp.net/?KatayamaChiteki]AP[GoWiki:2009]
DT[2018-03-02]
C[Diagram from http://senseis.xmp.net/?KatayamaChiteki

Katayama Formation]
PL[B]

AB[dc][od][de]


;
)
