(;GM[1]FF[3]
RU[Japanese]SZ[19]HA[0]KM[5.5]
PW[White]
PB[Black]
GN[White (W) vs. Black (B)]
DT[1999-07-28]
SY[Cgoban 1.9.2]TM[30:00(5x1:00)];PL[2]C[white to live
]
AW[lp][mp][np][op][lq][oq][ir][kr][lr][or][pr][js][ms][ps]
AB[jn][ln][jo][mo][no][oo][pp][fq][hq][iq][jq][nq][pq][qq][gr][jr][mr][nr][qr][ns][qs]
(;W[ks]
C[RIGHT
now there's no way for black to prevent two white eyes
])
(;W[mq];B[ks]
(;W[os];B[nr]C[white has but one eye
])
(;W[ls]C[only one eye for white
])
)
(;W[os];B[ks]
(;W[mq];B[nr]C[one eye
])
(;W[ls]C[one eye
])
)
(;W[ls]
C[bad placement: after white kill the black stones, there's only one eye
])
(;W[hr];B[ks])
)