(;GM[1]FF[4]SZ[19]
GN[White to play and connect underneath]
PC[http://senseis.xmp.net/?GokyoShumyoSection6Problem12/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection6Problem12/Attempts

White to play and connect underneath]
PL[W]

AB[bb][eb][bc][ec][gc][hc][ce][fe][ge][df]
AW[db][hb][ib][dc][ic][lc][dd][ed][id][he]

;W[ea]C[W1]MN[1]
;B[fa]C[B2]MN[2]
;W[fc]C[W3]MN[3]
;B[fb]C[B4]MN[4]
;W[fd]C[W5]MN[5]
;B[gd]C[B6]MN[6]
;W[gb]C[W7]MN[7]
;B[da]C[B8]MN[8]
;W[ga]C[W9]MN[9]

;
)
