(;AW[os]AW[pr]AW[oq]AW[nr]AW[np]AW[po]AW[pn]AW[qn]AB[pq]AB[qq]AB[qp]AB[qo]AB[rn]AB[qr]AB[qs]AB[rs]AW[rr]AW[rq]AW[sr]AW[rm]AW[pk]AB[qj]C[What does Black have here?]AP[goproblems] (;B[sn] (;W[ro];B[rp] (;W[sm] (;B[so];W[sp];B[sq]MA[sp]C[Well done, a direct ko, which you're taking first... Doesn't get much better with ko problems... ;)RIGHT]) (;B[sp];W[so]C[:(]) (;B[ss];W[so]C[:(])) (;W[sp];B[ss];W[sm];B[sq] (;W[rr];B[so]C[Black would live...]) (;W[so];B[rr]C[Black would live...]))) (;W[sm];B[ro] (;W[sp];B[rp]C[RIGHT]) (;W[rp];B[sp]C[RIGHT])) (;W[rp];B[ro]C[Black has too many liberties...RIGHT]) (;W[sp];B[ro]C[RIGHT])) (;B[ro];W[sn]C[:(]) (;B[rp];W[sn];B[so];W[ro]MA[rn]C[Black has to win it twice to live! :(]) (;B[sp];W[ro]C[:(]) (;B[ss];W[ro]C[:(]) (;B[so]C[See next problem! :D]) (;B[sm];W[ro]C[:(]) (;B[sq];W[ro]C[:(]))