(;AB[sp]AB[rp]AB[qq]AB[pq]AB[pr]AB[op]AB[mp]AB[np]AB[lp]AB[lq]AB[kq]AB[kr]AB[jr]AB[ir]AW[rq]AW[rr]AW[qr]AW[ps]AW[or]AW[nr]AW[nq]AW[mq]AW[lr]AW[ms]C[B to move.]AB[qp]AP[goproblems]
(;B[os];W[ns]C[]
(;B[sr];W[sq]
(;B[rs]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[ks];W[qs]))
(;B[rs];W[sq]
(;B[sr]C[Correct. Direct ko.RIGHT])
(;B[qs];W[ss])
(;B[ss]C[W can tenuki.])
(;B[ks];W[qs]))
(;B[ks];W[ls]
(;B[sr];W[sq]
(;B[rs]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs]))
(;B[rs];W[sq]
(;B[sr]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[ss]))
(;B[sq];W[sr])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs]))
(;B[sq];W[sr])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[ls];W[ks]
(;B[sr];W[sq]
(;B[rs]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[js];W[qs]))
(;B[rs];W[sq]
(;B[sr]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[ss])
(;B[js];W[qs]))
(;B[js];W[ls]
(;B[sr];W[sq]
(;B[rs]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs]))
(;B[rs];W[sq]
(;B[sr]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[ss]))
(;B[sq];W[sr])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[oq];W[sq]))
(;B[sq];W[sr])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[oq];W[sq])))
(;B[ls];W[ks]
(;B[os];W[ns]
(;B[sr];W[sq]
(;B[rs]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[js];W[qs]))
(;B[rs];W[sq]
(;B[sr]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[ss])
(;B[js];W[qs]))
(;B[js];W[ls]
(;B[sr];W[sq]
(;B[rs]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs]))
(;B[rs];W[sq]
(;B[sr]C[Correct. Direct ko.RIGHT])
(;B[ss]C[W can tenuki.])
(;B[qs];W[ss]))
(;B[sq];W[sr])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[oq];W[sq]))
(;B[sq];W[sr])
(;B[ss]C[W can tenuki.])
(;B[qs];W[rs])
(;B[oq];W[sq]))
(;B[js];W[os])
(;B[ns]C[W can tenuki.])
(;B[oq];W[sq])
(;B[qs];W[os])
(;B[rs];W[qs])
(;B[ss]C[W can tenuki.])
(;B[sr];W[os])
(;B[sq];W[sr]))
(;B[sq];W[sr])
(;B[sr];W[os])
(;B[ss]C[W can tenuki.])
(;B[rs];W[qs])
(;B[qs];W[rs])
(;B[oq];W[sq])
(;B[ns]C[W can tenuki.])
(;B[ks];W[os]))