(;GM[1]FF[4]SZ[19]
GN[Solution]
PC[http://senseis.xmp.net/?BeginnerExercise305/Solution]AP[GoWiki:2009]
DT[2010-02-20]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise305/Solution

Solution]
PL[B]

AB[jg][kg][hh][lh][hi][ii][ji][ki][gj][kj][gk][kk][gl]
AW[if][kf][lf][gg][hg][lg][mh][fi][gi][mi][fj][jj][fk][jk][lk][fl][kl][ll][gm][im]
LB[hk:a][hl:b]

;B[ik]C[B1]MN[1]
;W[il]C[W2]MN[2]
;B[ij]C[B3]MN[3]

;LB[hk:a][hl:b]
)
