(;GM[1]FF[4]SZ[19]
GN[Ladder breaker]
PC[https://senseis.xmp.net/?BillSpightsElfPositionalJudgmentExercises/Game17ELfsSolution]AP[GoWiki:2009]
DT[2019-11-27]
C[Diagram from https://senseis.xmp.net/?BillSpightsElfPositionalJudgmentExercises/Game17ELfsSolution

Ladder breaker]
PL[B]

AB[oc][qc][rc][qd][sd][re][qf][qo][qp][nq][pq]
AW[dd][pd][pe][qe][rf][qg][pn][qn][po][dp]

;B[ep]C[B23]MN[23]
;W[eo]C[W24]MN[24]
;B[dq]C[B25]MN[25]
;W[cq]C[W26]MN[26]
;B[eq]C[B27]MN[27]
;W[fo]C[W28]MN[28]
;B[cp]C[B29]MN[29]
;W[do]C[W30]MN[30]
;B[bq]C[B31]MN[31]
;W[cr]C[W32]MN[32]

;
)
