(;AW[sq]AW[rq]AW[pq]AW[qq]AW[oq]AW[or]AW[os]AB[ns]AB[nr]AB[nq]AB[np]AB[op]AB[pp]AB[qp]AB[rp]AB[sp]LB[lq:T]C[As the ko master, what's the best Black can get here? Tenuki at M3 if you think it's a waste of time...]AB[rs]AP[goproblems]
(;B[qr];W[rr]C[Well done! No way to avoid the ko! :)RIGHT])
(;B[rr];W[qr]C[:(])
(;B[qs];W[qr]C[Only leads to seki... :(]TR[ps]TR[sr])
(;B[ps];W[qr]C[Only leads to seki... :(]TR[qs]TR[sr])
(;B[pr];W[qs]C[:(])
(;B[sr]
(;W[qr]C[Only leads to seki... :(]TR[qs]TR[ps])
(;W[qs];B[qr];W[rr];B[ps];W[ss]C[Would be ko... But Black's the ko master!]))
(;B[ss];W[qr]C[:(])
(;B[lq]C[Black can get a ko... :(]))