(;GM[1]FF[4]SZ[19]
GN[Protect cutting point]
PC[http://senseis.xmp.net/?AttachExtend]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?AttachExtend

Protect cutting point]
PL[B]

AB[hc][ic][ie][je][kf][lf]
AW[gc][jc][gd][jd][ke][le][me]
LB[id:a][he:b]

;B[ge]C[B1]MN[1]
;W[fe]C[W2]MN[2]
;B[gf]C[B3]MN[3]

;LB[id:a][he:b]
)
