(;GM[1]FF[4]SZ[19]
GN[From the outside]
PC[http://senseis.xmp.net/?BQM50]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BQM50

From the outside]
PL[B]

AB[ea][eb][dc][ec][ce][ee][bf][cf]
AW[cb][db][cc][bd][be]

;B[cd]C[B1]MN[1]
;W[ab]C[W2]MN[2]
;B[ae]C[B3]MN[3]
;W[ad]C[W4]MN[4]

;
)
