(;GM[1]FF[4]SZ[19]
GN[sente seki]
PC[http://senseis.xmp.net/?GokyoSeimyoVolume3Problem8/Attempts]AP[GoWiki:2009]
DT[2009-07-29]
C[Diagram from http://senseis.xmp.net/?GokyoSeimyoVolume3Problem8/Attempts

sente seki]
PL[B]

AB[ep][fp][cq][fq][gq][hq][iq][cr][er][fr][hr][jr][ds][js][ks]
AW[bo][co][eo][fo][dp][gp][hp][ip][jp][dq][eq][jq][lq][ar][dr][kr][fs][hs][ls]

;B[ir]C[B1]MN[1]
;W[gs]C[W2]MN[2]
;B[es]C[B3]MN[3]

;
)
