(;GM[1]FF[4]SZ[19]
GN[Forcing]
PC[http://senseis.xmp.net/?FusekiProblem2/Solution]AP[GoWiki:2009]
DT[2012-01-26]
C[Diagram from http://senseis.xmp.net/?FusekiProblem2/Solution

Forcing]
PL[W]

AB[jc][pd][bm][cm][dm][dn][qn][bo][co][cp][rp][bq][dq][nq][pq][qq][rq]
AW[dc][cf][pk][bn][cn][en][do][qo][ro][dp][op][pp][qp][cq][eq][cr]

;W[qf]C[W1]MN[1]
;B[nd]C[B2]MN[2]
;W[rd]C[W3]MN[3]
;B[qc]C[B4]MN[4]
;W[ph]C[W5]MN[5]

;
)
