(;GM[1]
FF[4]
AP[Hibiscus:2.1]
SZ[19]
ST[3]
;C[Black to kill.]
PL[B]
AB[ni][og][oh][oj][pd][pe][pf][pg][pj][pk][pl][qd][ql][qm][qn][qo][rd][re][rm][ro][sc][so]
AW[oi][pi][qe][qf][qg][qi][qj][qk][rf][rl][rn][sk][sl][sm][sn]
(;B[sj]
;W[rk]
(;B[qh]
;W[rh]
(;B[ph]
;W[si]
(;B[rj]
;W[ri]
;B[sf]
C[RIGHT]
)(;B[sf]
;W[rj]
))(;B[ri]
;W[ph]
)(;B[sh]
;W[sf]
)(;B[sf]
;W[si]
(;B[sg]
;W[rj]
(;B[sh]
;W[ph]
)(;B[ph]
;W[rg]
))(;B[rg]
;W[rj]
;B[sh]
;W[sg]
C[ko]
)(;B[ph]
;W[rj]
)))(;B[rh]
;W[qh]
(;B[sf]
;W[sg]
)(;B[sg]
;W[sf]
)(;B[rg]
;W[sf]
)(;B[sh]
;W[ri]
;B[sf]
;W[sg]
)(;B[ri]
;W[sh]
)(;B[si]
;W[sf]
))(;B[sf]
;W[rh]
(;B[sg]
;W[si]
;B[rj]
C[RIGHT]
)(;B[ph]
;W[si]
;B[rj]
;W[sg]
;B[qh]
C[RIGHT]
))(;B[sh]
;W[rh]
;B[sf]
;W[si]
;B[ri]
;W[rj]
;B[qh]
;W[si]
;B[rg]
;W[sg]
C[ko]
)(;B[ri]
;W[rh]
)(;B[sg]
;W[sf]
)(;B[ph]
;W[qh]
))(;B[si]
;W[rh]
)(;B[rj]
;W[rh]
)(;B[ri]
;W[rh]
)(;B[ph]
;W[qh]
)(;B[qh]
;W[rh]
(;B[sj]
;W[ph]
)(;B[sf]
;W[ph]
)(;B[ph]
;W[rj]
))(;B[rh]
;W[qh]
(;B[sj]
;W[rk]
(;B[sf]
;W[sg]
)(;B[sg]
;W[sf]
)(;B[sh]
;W[ri]
;B[sf]
;W[sg]
;B[rg]
;W[si]
)(;B[rg]
;W[sf]
)(;B[ri]
;W[sh]
))(;B[sf]
;W[rj]
(;B[sg]
;W[si]
)(;B[rg]
;W[si]
)(;B[si]
;W[sg]
;B[sj]
;W[rk]
;B[rg]
;W[se]
LB[ph:A][ri:B]C[Black plays A and get seki gote or White plays B
and lives unconditionally.]
)(;B[sh]
;W[sg]
)(;B[ri]
;W[sg]
))(;B[si]
;W[ri]
)(;B[ri]
;W[rj]
)(;B[sg]
;W[sf]
))(;B[sh]
;W[rh]
)(;B[sg]
;W[sf]
)(;B[sf]
;W[rh]
(;B[sj]
;W[sg]
)(;B[sg]
;W[rj]
)))