(;GM[1]FF[4]SZ[19]
GN[Moves 81 to 90-]
PC[https://senseis.xmp.net/?XuanxuanQijingProblem343/Solution]AP[GoWiki:2009]
DT[2023-03-02]
C[Diagram from https://senseis.xmp.net/?XuanxuanQijingProblem343/Solution

Moves 81 to 90-]
PL[W]

AB[mb][nb][lc][mc][nc][oc][ld][od][pd][pe][qe][nf][qf][rf][fg][mg][qg][rg][hh][lh][ph][qh][ki][oi][pi][fj][gj][hj][jj][nj][oj][ek][fk][gk][hk][ik][mk][nk][el][fl][hl][il][kl][ll][ml][em][fm][im][jm][km][lm][en][fn][gn][jn][kn][fo][go][ho][fp][hp][lp][eq][iq][kq][dr][er][ir]
AW[ma][na][lb][ob][kc][pc][md][nd][qd][oe][re][pf][sf][pg][sg][oh][rh][di][fi][gi][hi][ii][ni][qi][ej][ij][mj][pj][dk][jk][kk][lk][ok][dl][gl][jl][nl][dm][gm][hm][mm][dn][hn][in][ln][eo][io][jo][ko][dp][ep][gp][ip][bq][cq][fq][gq][hq][gr][gs]

;W[le]C[W1]MN[1]
;B[kd]C[B2]MN[2]
;W[jd]C[W3]MN[3]
;B[ke]C[B4]MN[4]
;W[kf]C[W5]MN[5]
;B[je]C[B6]MN[6]
;W[ie]C[W7]MN[7]
;B[jf]C[B8]MN[8]
;W[jg]C[W9]MN[9]
;B[if]C[B10]MN[10]

;
)
