(;AW[rj]AW[pl]AW[ql]AW[rl]AW[om]AW[pm]AW[nn]AW[qn]AW[qo]AW[np]AW[nq]AW[or]AW[pr]AW[rr]AW[ps]AW[qs]AB[qm]AB[rm]AB[pn]AB[rn]AB[po]AB[pp]AB[rp]AB[qq]AB[qr]C[Black to live]
(;B[sm];W[so]
(;B[sp];W[ro]
(;B[qp];W[sl];B[sn]C[Try to find the other variation (play something else than T4)RIGHT])
(;B[sr];W[sl]
(;B[rs]TR[qm]TR[rm]TR[sm]TR[rn]C[ko + lose triangled stones];W[ss])
(;B[qp];W[sn]LB[rs:A]C[you lost a local ko threat. ko starts with A.]))
(;B[rs];W[sl]
(;B[sr]TR[qm]TR[rm]TR[sm]TR[rn]C[ko + lose triangled stones];W[ss])
(;B[qp];W[sn]LB[sr:A]C[you lost a local ko threat. ko starts with A.])))
(;B[ro];W[sp]
(;B[rq];W[sq]
(;B[sr];W[ss];B[sn];W[rs];B[sr];W[sq];B[sp]C[RIGHT])
(;B[sn];W[sr];B[rs];W[ss];B[rs]C[RIGHT])
(;B[rs];W[ss];B[sn];W[rs];B[sr];W[sq];B[sp]C[RIGHT]))
(;B[sq];W[rq]))
(;B[rq];W[ro]TR[qm]TR[rm]TR[sm]TR[rn]C[triangled stones die. 2 vs. 3 liberties])
(;B[sq];W[ro]TR[qm]TR[rm]TR[sm]TR[rn]C[triangled stones die. 2 vs. 3 liberties])
(;B[qp];W[sp]
(;B[ro];W[sq])
(;B[sq];W[rq];B[ro];W[sr];B[sn];W[rs];B[sq];W[sp])
(;B[rq];W[sq])
(;B[sn];W[sq])
(;B[sr];W[sq])))
(;B[so];W[sm]
(;B[sq];W[rq])
(;B[rq];W[sq])
(;B[sr];W[sq]
(;B[rq];W[ss];B[sp];W[rs])
(;B[sp]C[Death in gote];W[ss];B[rq];W[rs]))
(;B[rs];W[ss]
(;B[rq];W[sq];B[sp];W[rs])
(;B[sq];W[rq]))
(;B[ss];W[rs]
(;B[sq];W[rq])
(;B[rq];W[sq])))
(;B[rq];W[sm]
(;B[so];W[sq])
(;B[sn];W[ro])
(;B[ro];W[sq]
(;B[sp];W[sn])
(;B[ss];W[rs]
(;B[sp];W[sn])
(;B[sn];W[sp]))
(;B[sn];W[sp];B[so];W[rs];B[sr];W[sq]))
(;B[sq];W[sn])
(;B[sr];W[rs]
(;B[sn];W[ro])
(;B[so];W[sq])
(;B[ro];W[sn];B[so];W[sq];B[sl];W[sm]C[two false eyes])
(;B[sq];W[ro]))
(;B[rs];W[ss]))
(;B[ro];W[sm]
(;B[rq];W[sq]
(;B[sp];W[sn])
(;B[ss];W[rs]
(;B[sp];W[sn])
(;B[sn];W[sp]))
(;B[sn];W[sp];B[so];W[rs];B[sr];W[sq]))
(;B[sq];W[rq]
(;B[sr];W[rs]
(;B[sp];W[sn])
(;B[sn];W[sp]))
(;B[sp];W[sn])
(;B[sn];W[sp]))
(;B[sn];W[sp]
(;B[rq];W[sq]
(;B[so];W[rs];B[sr];W[sq])
(;B[sr];W[ss];B[so];W[rs];B[sr];W[sq])
(;B[rs];W[ss];B[so];W[rs];B[sr];W[sq]))
(;B[sq];W[rq])))
(;B[sq];W[sm]
(;B[ro];W[rq]
(;B[sr];W[rs]
(;B[sp];W[sn])
(;B[sn];W[sp]))
(;B[sp];W[sn])
(;B[sn];W[sp]))
(;B[sr];W[rs]
(;B[so];W[rq])
(;B[rq];W[ro])
(;B[ro];W[rq]
(;B[sp];W[sn])
(;B[sn];W[sp])))
(;B[so];W[rq]))
(;B[sn];W[ro]
(;B[rq]C[death in gote])
(;B[sp]C[Death in gote])
(;B[sq]C[death in gote])
(;B[qp]C[death in gote])
(;B[so]C[death in gote]))
(;B[sp];W[sm]
(;B[sn];W[ro])
(;B[ro];W[sn]))
(;B[qp];W[sm]
(;B[sq]C[death in gote])
(;B[ro]C[death in gote])
(;B[so]C[death in gote])
(;B[rq]C[death in gote])
(;B[sp]C[death in gote])
(;B[sn]C[death in gote]))
(;B[pq];W[sm]
(;B[ro]C[death in gote])
(;B[so]C[death in gote])
(;B[sq]C[death in gote])
(;B[rq]C[death in gote])
(;B[sp]C[death in gote]))
(;B[sr];W[sm]
(;B[sn];W[ro])
(;B[so];W[sq]
(;B[sp];W[ss];B[rq];W[rs])
(;B[rq];W[ss];B[sp];W[rs]))
(;B[rq];W[rs]
(;B[so];W[sq])
(;B[ro]
(;W[sn];B[so];W[sq];B[sl];W[sm])
(;W[sq];B[sp];W[sn])))))