(;GM[1]FF[4]SZ[19]
GN[]
PC[https://senseis.xmp.net/?GokyoSeimyoVolume3Problem69]AP[GoWiki:2009]
DT[2023-02-16]
C[Diagram from https://senseis.xmp.net/?GokyoSeimyoVolume3Problem69

]
PL[B]

AB[an][bn][cn][dn][en][ao][eo][fo][fp][bq][dq][fq][br][cr][dr][fr][as][cs][fs]
AW[bo][co][do][ap][bp][dp][ep][aq][cq][eq][ar][er][es]


;
)
