(;AB[sr]AB[rr]AB[rq]AB[qp]AB[pp]AB[op]AB[oq]AB[or]AB[os]AW[sq]AW[sp]AW[rp]AW[ro]AW[qo]AW[po]AW[oo]AW[no]AW[np]AW[nq]AW[nr]AW[ns]AW[pr]C[White played Q2, and Black mistakenly tenukied. Punish his mistake.]AP[goproblems]
(;W[qq]
(;B[qr]C[CHOICE]
(;W[ps];B[pq]
(;W[qq]C[Correct!RIGHT])
(;W[qs];B[qq])
(;W[rs];B[qq])
(;W[ss];B[qq]))
(;W[pq];B[ps])
(;W[qs];B[pq])
(;W[rs];B[pq])
(;W[ss]))
(;B[ps]C[CHOICE]
(;W[qs];B[qr]
(;W[pq]C[Correct!RIGHT])
(;W[rs];B[ss])
(;W[ss];B[rs]))
(;W[pq];B[qr])
(;W[rs];B[qr])
(;W[qr];B[qs])
(;W[ss];B[qr])))
(;W[rs]
(;B[qr]C[CHOICE]
(;W[qs];B[ps])
(;W[qq];B[pq])
(;W[ps];B[qs])
(;W[pq];B[ps])
(;W[ss];B[qs]))
(;B[qs]C[CHOICE]
(;W[qr];B[ps])
(;W[qq];B[qr])
(;W[pq];B[qr])
(;W[ps];B[qr])))
(;W[qs];B[qr]
(;W[rs];B[ps])
(;W[pq];B[qq])
(;W[ps];B[rs])
(;W[qq];B[pq])
(;W[ss];B[rs]))
(;W[qr];B[rs]
(;W[qq];B[qs])
(;W[qs];B[qq])
(;W[ps];B[qq])
(;W[pq];B[qq]))
(;W[ps];B[qq]
(;W[rs];B[qr];W[qs]C[Seki. While this is good, you can do better.])
(;W[qr];B[rs])
(;W[qs];B[rs])
(;W[ss];B[rs])
(;W[pq];B[rs]))
(;W[pq];B[qq]
(;W[rs];B[qr])
(;W[ps];B[rs])
(;W[qr];B[qs])
(;W[qs];B[qr])
(;W[ss];B[rs]))
(;W[ss];B[qq]
(;W[qs];B[rs])
(;W[rs];B[qs])
(;W[qr];B[rs])
(;W[ps];B[rs])
(;W[pq];B[rs])))