(;GM[1]FF[4]SZ[19]
GN[White to play]
PC[http://senseis.xmp.net/?LadderExercise1]AP[GoWiki:2009]
DT[2009-04-22]
C[Diagram from http://senseis.xmp.net/?LadderExercise1

White to play]
PL[B]

AB[bc][cc][dc][fc][bd][pd][cf][ng][li][mi][pi][qi][ri][nj][oj][lk][nk][pk][qk][nl][pm][qo][kp][qp][oq][pq][or]
AW[cd][dd][ed][be][ce][pf][mh][ph][di][ni][oi][lj][mj][pj][qj][rj][mk][ok][co][dp][pp][gq][qq][rq][pr][rr][qs]
CR[mh][li]


;CR[mh][li]
)
