(;GM[1]FF[4]SZ[19]
GN[White takes profit with sente]
PC[http://senseis.xmp.net/?OngoingGame1Problem]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?OngoingGame1Problem

White takes profit with sente]
PL[W]

AB[ki][pi][qj][lk][nl][ol][km][om][pm][mn][bo][co][do][oo][po][qo][cp][jp][kp][qp][cq][fq][hq][kq][lq][pq][rq][cr][dr][kr]
AW[oi][cj][mj][oj][ok][nm][bn][cn][dn][jn][nn][qn][eo][ho][lo][no][dp][fp][lp][np][op][pp][dq][eq][mq][oq][qq][er][gr][lr][qr][rr]
CR[fq][hq]

;W[mr]C[W1]MN[1]
;B[ir]C[B2]MN[2]
;W[ls]C[W3]MN[3]
;B[iq]C[B4]MN[4]
;W[nr]C[W5]MN[5]
;B[js]C[B6]MN[6]
;W[ks]C[W7]MN[7]
;B[or]C[B8]MN[8]
;W[ns]C[W9]MN[9]

;CR[fq][hq]
)
