(;GM[1]FF[4]SZ[19]
GN[Blocking on inner side]
PC[http://senseis.xmp.net/?4473Enclosure33InvasionBlockOnInnerSide]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?4473Enclosure33InvasionBlockOnInnerSide

Blocking on inner side]
PL[B]

AB[gc][dd]
AW[cc]
CR[cc]
SQ[gc]
LB[cd:a]

;B[dc]C[B1]MN[1]

;CR[cc]
SQ[gc]
LB[cd:a]
)
