(;GM[1]FF[4]SZ[19]
GN[Squared Four]
PC[http://senseis.xmp.net/?UnderTheStonesSacrificeShapeList]AP[GoWiki:2009]
DT[2018-05-27]
C[Diagram from http://senseis.xmp.net/?UnderTheStonesSacrificeShapeList

Squared Four]
PL[W]

AB[da][ea][ga][db][eb][gb][fc][gc]
AW[ca][cb][fb][cc][dc][ec]

;W[fa]C[W1]MN[1]

;
)
