(;GM[1]FF[4]SZ[19]
GN[Reinforcing the outside]
PC[http://senseis.xmp.net/?24ProbeAgainstALowCornerEnclosure]AP[GoWiki:2009]
DT[2017-11-11]
C[Diagram from http://senseis.xmp.net/?24ProbeAgainstALowCornerEnclosure

Reinforcing the outside]
PL[B]

AB[dc][ce]
AW[db]
LB[cc:a][gd:b]

;B[ec]C[B1]MN[1]
;W[eb]C[W2]MN[2]
;B[cb]C[B3]MN[3]
;W[fc]C[W4]MN[4]
;B[fd]C[B5]MN[5]
;W[gc]C[W6]MN[6]

;LB[cc:a][gd:b]
)
