(;GM[1]FF[4]SZ[19]
GN[Ladder]
PC[http://senseis.xmp.net/?TsumegoFromGames117/Attempts]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?TsumegoFromGames117/Attempts

Ladder]
PL[W]

AB[qm][on][rn][mo][no][po][qo][lp][mp][pp][jq][kq][pq][jr][lr][ks]
AW[pm][rm][pn][qn][lo][ro][kp][np][qp][sp][lq][mq][nq][qq][rq][mr]
CR[pm][pn][qn]
SQ[np][lq][mq][nq][mr]
LB[mn:a]

;W[pr]C[W1]MN[1]
;B[or]C[B2]MN[2]
;W[oq]C[W3]MN[3]
;B[qr]C[B4]MN[4]
;W[oo]C[W5]MN[5]
;B[ps]C[B6]MN[6]
;W[op]C[W7]MN[7]
;W[om]C[W9]MN[9]
;B[nn]C[B10]MN[10]

;CR[pm][pn][qn]
SQ[np][lq][mq][nq][mr]
LB[mn:a]
)
