(;GM[1]FF[4]SZ[19]
GN[]
PC[http://senseis.xmp.net/?RTGProblem39/Solution]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?RTGProblem39/Solution

]
PL[B]

AB[ql][rl][om][qm][nn][rn][qo][ro][ip][jp][kp][lp][mp][np][sp][iq][nq][qq][rq][ir][nr][rr][is][ps]
AW[rm][pn][qn][po][pp][qp][rp][jq][lq][oq][pq][jr][mr][or][qr][sr][js][os]
LB[qs:a]

;B[rs]C[B1]MN[1]
;W[sq]C[W2]MN[2]
;B[ss]C[B3]MN[3]

;LB[qs:a]
)
