(;GM[1]FF[4]SZ[13:11]
GN[Solution 2]
PC[http://senseis.xmp.net/?XuanxuanQijingProblem168/Solution]AP[GoWiki:2009]
DT[2015-03-07]
C[Diagram from http://senseis.xmp.net/?XuanxuanQijingProblem168/Solution

Solution 2]
PL[B]

AB[bb][cb][db][ec][fd][ce][bf][cf][ff][gf][bg][gg][ig][ch][kh][ci][di][li][bj][dj][fj][gj][hj][kj][ek]
AW[cc][dd][de][df][cg][dg][fg][bh][dh][fh][bi][ei][fi][gi][hi][ii][ej][ij][jj][bk]

;B[ai]C[B1]MN[1]
;W[fk]C[W2]MN[2]
;B[gk]C[B3]MN[3]
;W[dk]C[W4]MN[4]
;B[ck]C[B5]MN[5]
;W[ik]C[W6]MN[6]

;
)
