(;GM[1]FF[4]SZ[19]
GN[escape]
PC[https://senseis.xmp.net/?IgoHatsuyoRonProblem86/Solution]AP[GoWiki:2009]
DT[2023-02-01]
C[Diagram from https://senseis.xmp.net/?IgoHatsuyoRonProblem86/Solution

escape]
PL[W]

AB[oa][sa][jb][mb][nb][ob][pb][rb][sb][oc][pc][qc][id][jd][pd][le][ne][mf][of][ng][og][rg][qh]
AW[lb][hc][kc][lc][mc][nc][rc][md][od][qd][sd][me][oe][pe][qe][re]

;W[qa]C[W1]MN[1]
;B[ma]C[B2]MN[2]
;W[qb]C[W3]MN[3]
;B[pa]C[B4]MN[4]
;W[la]C[W5]MN[5]
;B[ra]C[B6]MN[6]
;W[ib]C[W7]MN[7]

;
)
