(;GM[1]FF[4]SZ[19]
GN[Lee ChangHo's solution]
PC[http://senseis.xmp.net/?TesujiFromGames4/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TesujiFromGames4/Solution

Lee ChangHo's solution]
PL[B]

AB[bb][eb][fb][cc][ec][nc][md][od][qd][bf][cf][ef][qf][cg][dg][dh][di][cj][jk][jm][jo][qo][jq][pq]
AW[gb][fc][ic][lc][oc][dd][fd][be][ce][de][df][eg][fg][ch][qh][qk][cl][ll][qm][ln][co][dp][lp][fq]

;B[cq]C[B1]MN[1]
;W[dq]C[W2]MN[2]
;B[bo]C[B3]MN[3]
;W[bp]C[W4]MN[4]
;B[bn]C[B5]MN[5]
;W[bq]C[W6]MN[6]
;B[cn]C[B7]MN[7]
;W[dn]C[W8]MN[8]
;B[dm]C[B9]MN[9]
;W[cm]C[W10]MN[10]

;
)
