(;AB[jr]AB[jq]AB[kq]AB[lp]AB[lo]AB[mo]AB[no]AB[pn]AB[on]AB[qn]AB[rn]AB[op]AB[mq]AW[lq]AW[lr]AW[kr]AW[mp]AW[np]AW[nq]AW[oo]AW[po]AW[qo]AW[ro]AW[pp]AW[qq]AP[goproblems]
(;B[nr]
(;W[oq]
(;B[mr];W[or]
(;B[ks]C[Nice. A very large reduction.RIGHT])
(;B[ls]C[This works. However, the hane at A is slightly better. In the case of a ko fight, black may choose to give up this capture and may lose one less stone in the process.RIGHT]LB[ks:A])
(;B[ms]C[This works. However, the hane at A is slightly better. In the case of a ko fight, black may choose to give up this capture and may lose one less stone in the process.RIGHT]LB[ks:A]))
(;B[ks];W[mr]
(;B[ms];W[or]
(;B[ns];W[os])
(;B[ls];W[ns])
(;B[os];W[ps]))
(;B[ls];W[ms])
(;B[ns];W[ls]))
(;B[ls];W[mr]
(;B[ms];W[ks])
(;B[ks];W[ms]))
(;B[ms];W[mr]
(;B[ks];W[or]
(;B[ns];W[os])
(;B[ls];W[ns])
(;B[os];W[ps]))
(;B[ls];W[ks])
(;B[js];W[ks])))
(;W[mr]C[If White captures the lower stone that only increases the loss...];B[oq];W[mq]
(;B[or]C[Punishment for White's mistake.RIGHT])
(;B[pr]C[Possible too.RIGHT])
(;B[os])))
(;B[oq];W[nr];B[or];W[mr]C[Nope.])
(;B[mr];W[nr]
(;B[ks];W[ms])
(;B[ms];W[ns]
(;B[ks];W[ls])
(;B[ls];W[ks])))
(;B[ks];W[mr]
(;B[nr];W[or]
(;B[ns];W[os]
(;B[ls];W[ms])
(;B[ms];W[ls])
(;B[oq];W[ms]))
(;B[oq];W[ns]))
(;B[oq];W[or]))
(;B[or];W[nr];B[oq];W[mr])
(;B[so];W[mr]
(;B[sp];W[rr];B[sr];W[rq];B[sq];W[rp]C[Okay. Now find something bigger.])
(;B[sq];W[rr];B[sr];W[rp];B[sp];W[rq]C[Okay. Now find something bigger.])
(;B[rp];W[sq];B[rq];W[rr]
(;B[sn];W[sr];B[sp];W[qr]
(;B[qp];W[oq])
(;B[pq];W[qp]))
(;B[sp];W[sr]
(;B[pq];W[oq]
(;B[qr];W[pr])
(;B[qp];W[pr]))
(;B[qr];W[pr];B[oq];W[or])))))