(;GM[1]FF[4]SZ[19]
GN[Stone tower foils White]
PC[http://senseis.xmp.net/?GokyoShumyoSection4Problem85/Solution]AP[GoWiki:2009]
DT[2012-10-19]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection4Problem85/Solution

Stone tower foils White]
PL[B]

AB[ha][eb][fb][gb][dc][gc][hc][dd][id][ie][jf]
AW[cb][db][ib][ec][fc][ic][kc][gd][hd][fe]

;B[ee]C[B1]MN[1]
;W[fd]C[W2]MN[2]
;B[bb]C[B3]MN[3]
;W[bc]C[W4]MN[4]
;B[cc]C[B5]MN[5]
;W[ba]C[W6]MN[6]
;B[ab]C[B7]MN[7]
;W[ac]C[W8]MN[8]
;B[da]C[B9]MN[9]
;W[aa]C[W10]MN[10]

;
)
