(;GM[1]FF[4]SZ[19]
GN[Black to play]
PC[https://senseis.xmp.net/?GokyoSeimyoVolume3Problem39/Solution]AP[GoWiki:2009]
DT[2023-02-15]
C[Diagram from https://senseis.xmp.net/?GokyoSeimyoVolume3Problem39/Solution

Black to play]
PL[B]

AB[qi][ri][qj][qk][pl][nm][pm][on][qn][no][op][oq][or][pr][qs][rs]
AW[rj][rk][ql][qm][pn][rn][oo][po][pp][pq][qr][rr]
CR[rj][rk]
LB[sm:a][qo:b]

;B[qq]C[B1]MN[1]
;W[rq]C[W2]MN[2]
;B[rl]C[B3]MN[3]
;W[rm]C[W4]MN[4]
;B[sl]C[B5]MN[5]

;CR[rj][rk]
LB[sm:a][qo:b]
)
