(;GM[1]FF[4]SZ[3:1]
GN[]
PC[https://senseis.xmp.net/?SandBox]AP[GoWiki:2009]
DT[2019-11-21]
C[Diagram from https://senseis.xmp.net/?SandBox

]
PL[W]


;W[aa]C[W1]MN[1]
;B[ba]C[B2]MN[2]

;
)
