(;GM[1]FF[4]SZ[19]
GN[failure]
PC[http://senseis.xmp.net/?GokyoShumyoSection2Problem15/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection2Problem15/Solution

failure]
PL[B]

AB[gb][ac][ec][fc][bd][dd][ae][ce]
AW[ab][bc][be][bf][cf]

;B[bb]C[B1]MN[1]
;W[ad]C[W2]MN[2]

;
)
