(;GM[1]FF[4]SZ[19]
GN[W9 at 1; B10 at 5]
PC[http://senseis.xmp.net/?GokyoShumyoSection4Problem19/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection4Problem19/Attempts

W9 at 1; B10 at 5]
PL[W]

AB[cb][db][dc][gc][ed][fd]
AW[eb][cc][ec][dd][ce][df]

;W[bb]C[W1]MN[1]
;B[bc]C[B2]MN[2]
;W[cd]C[W3]MN[3]
;B[ba]C[B4]MN[4]
;W[ab]C[W5]MN[5]
;B[ac]C[B6]MN[6]
;W[da]C[W7]MN[7]
;B[aa]C[B8]MN[8]
;W[bb]C[W9]MN[9]
;B[ab]C[B10]MN[10]

;
)
