(;GM[1]
FF[4]
AP[Hibiscus:2.1]
SZ[19]
ST[3]
;C[White to get the best ko.]
PL[W]
AB[cr][do][dp][dq][dr][fo][fp][gq][hr]
AW[ar][bq][br][cn][co][cp][cq][dn][en][fn][gn][go][gp][hp][ip][iq][ir][kr]
(;W[fr]
;B[fq]
(;W[gr]
;B[hq]
(;W[hs]
;B[gs]
(;W[er]
;B[is]
(;W[cs]
;B[eo]
(;W[ds]
;B[es]
(;W[fs]
;B[eq]
;W[hs]
C[RIGHT]
)(;W[bs]
;B[eq]
C[Black lives.]
))(;W[fs]
;B[hs]
C[Black lives.]
)(;W[js]
;B[es]
C[Black lives.]
))(;W[eo]
;B[cs]
C[Black lives.]
)(;W[fs]
;B[eq]
;W[hs]
;B[es]
;W[ds]
;B[gs]
C[Bad ko for White.]
))(;W[fs]
;B[er]
C[Black lives.]
)(;W[is]
;B[er]
;W[fs]
;B[es]
;W[gs]
;B[cs]
C[Black lives.]
)(;W[cs]
;B[er]
C[Black lives.]
))(;W[cs]
;B[er]
C[Black lives.]
)(;W[er]
;B[hs]
C[Black lives.]
)(;W[eo]
;B[er]
C[Black lives.]
))(;W[cs]
;B[er]
C[Black lives.]
)(;W[es]
;B[er]
C[Black lives.]
)(;W[gs]
;B[er]
;W[hs]
;B[es]
;W[cs]
;B[fs]
C[Black lives.]
)(;W[hs]
;B[gr]
C[Black lives.]
)(;W[hq]
;B[gr]
C[Black lives.]
)(;W[eo]
;B[er]
C[Black lives.]
)(;W[er]
;B[hs]
(;W[eo]
;B[fs]
(;W[es]
;B[gr]
;W[gs]
C[RIGHT]
)(;W[ep]
;B[eq]
C[Black lives.]
)(;W[gr]
;B[hq]
C[Black lives.]
)(;W[cs]
;B[ds]
C[Black lives.]
)(;W[hq]
;B[gr]
C[Black lives.]
))(;W[hq]
;B[gr]
C[Black lives.]
)(;W[cs]
;B[ds]
C[Black lives.]
)))(;W[cs]
;B[fr]
C[Black lives.]
)(;W[eo]
;B[fr]
C[Black lives.]
)(;W[fs]
;B[fr]
C[Black lives.]
)(;W[hs]
;B[fr]
;W[fs]
;B[gs]
;W[gr]
;B[es]
;W[hq]
;B[eq]
C[Black lives.]
))