(;GM[1]FF[4]SZ[19]
GN[Solution.]
PC[http://senseis.xmp.net/?BeginnerExercise254/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?BeginnerExercise254/Solution

Solution.]
PL[W]

AB[in][jn][kn][io][ko][ip][jp][kp][iq][kq]
AW[im][jm][km][hn][ln][ho][lo][hp][lp][dq][fq][hq][lq][nq][pq]

;W[jr]C[W1]MN[1]
;B[kr]C[B2]MN[2]
;W[ir]C[W3]MN[3]

;
)
