(;GM[1]FF[4]SZ[19]
GN[failure 1]
PC[http://senseis.xmp.net/?GokyoShumyoSection4Problem50/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection4Problem50/Attempts

failure 1]
PL[W]

AB[ea][fa][db][fb][dc][fc][cd][gd][ce][ge][df][gf]
AW[eb][gb][ec][gc][jc][dd][ed][fd][hd][he][je]

;W[ga]C[W1]MN[1]
;B[da]C[B2]MN[2]
;W[cc]C[W3]MN[3]
;B[cb]C[B4]MN[4]
;W[bc]C[W5]MN[5]
;B[bb]C[B6]MN[6]

;
)
