(;GM[1]FF[4]SZ[19]
GN[After white captures at a]
PC[http://senseis.xmp.net/?GokyoShumyoSection4Problem77/Attempts]AP[GoWiki:2009]
DT[2012-11-19]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection4Problem77/Attempts

After white captures at a]
PL[B]

AB[jb][cc][ec][fc][ic][jc][kc][ed][kd][fe][ge][he][ie][je]
AW[ga][ia][gb][ib][gc][hc][fd][gd][hd][id][jd][ee][ke][ef][jf][kf][gg]

;B[fb]C[B1]MN[1]
;W[hf]C[W2]MN[2]
;B[hb]C[B3]MN[3]

;
)
