(;GM[1]FF[4]SZ[19]
GN[Position after move 20: black to play]
PC[https://senseis.xmp.net/?BigSacrificeToGetAWall]AP[GoWiki:2009]
DT[2024-10-06]
C[Diagram from https://senseis.xmp.net/?BigSacrificeToGetAWall

Position after move 20: black to play]
PL[B]

AB[qj][qm][mq]
AW[op][qp]


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)
