(;GM[1]FF[4]SZ[19]
GN[more crane's nest]
PC[http://senseis.xmp.net/?GokyoShumyoSection5Problem31/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?GokyoShumyoSection5Problem31/Solution

more crane's nest]
PL[B]

AB[fb][gb][hb][dc][ec][ic][dd][id][df]
AW[db][eb][ib][jb][cc][fc][gc][hc][fe][ef][dg]

;B[fd]C[B1]MN[1]
;W[gd]C[W2]MN[2]
;B[ge]C[B3]MN[3]
;W[ed]C[W4]MN[4]
;B[hd]C[B5]MN[5]
;B[ff]C[B7]MN[7]
;W[ee]C[W8]MN[8]
;B[eg]C[B9]MN[9]

;
)
