(;GM[1]FF[4]SZ[19]
GN[Minimizing liberties]
PC[https://senseis.xmp.net/?LGroup]AP[GoWiki:2009]
DT[2023-02-06]
C[Diagram from https://senseis.xmp.net/?LGroup

Minimizing liberties]
PL[W]

AB[db][bc][cc][dc]
AW[eb][gb][ec][bd][cd][dd][ed][bf]
CR[bd]
LB[da:b][ac:a]

;W[ab]C[W1]MN[1]
;B[bb]C[B2]MN[2]
;W[ca]C[W3]MN[3]

;CR[bd]
LB[da:b][ac:a]
)
