(;GM[1]FF[4]CA[UTF-8]AP[CGoban:3]ST[2]
RU[Japanese]SZ[19]KM[0.00]
PB[Black to play and save stones]AW[km][mm][ln][nn][on][no][po][kp][np][op][qp][rq][lr][mr][nr][pr][qr][rr]AB[nl][nm][pm][mn][pn][rn][mo][mp][mq][nq][oq][pq][qq]
(;B[pp]C[This fails]
;W[qo])
(;B[rp]C[This cut does not work.]
;W[ro]
;B[pp]
;W[qo])
(;B[qo]C[This is the correct play.]
(;W[pp]
;B[rp])
(;W[rp]
;B[pp])
(;W[ro]C[This looks tricky.]
;B[pp]
;W[qn]
;B[om]C[However White runs out of liberties, but gains a little on the side.]
;W[oo]
;B[qo])))
