(;GM[1]FF[4]SZ[5]
GN[Optimal play, game ends in a draw]
PC[https://senseis.xmp.net/?AnalysisOfUltimateGo]AP[GoWiki:2009]
DT[2020-05-31]
C[Diagram from https://senseis.xmp.net/?AnalysisOfUltimateGo

Optimal play, game ends in a draw]
PL[B]

AB[bc][ad][bd][cd][dd][ed][ce]
AW[ca][ab][bb][cb][db][eb][dc]

;B[ac]C[B1]MN[1]
;W[cc]C[W2]MN[2]
;B[ec]C[B3]MN[3]
;B[ae]C[B5]MN[5]
;W[aa]C[W6]MN[6]
;B[ee]C[B7]MN[7]
;W[ea]C[W8]MN[8]

;
)
