(;AB[pd]AB[rd]AB[qd]AW[re]AW[qe]AW[sd]AB[rg]AB[qg]AW[rh]AW[qh]AW[pg]AB[ph]AB[ri]AB[pi]AB[rj]AW[pe]AW[oe]AW[ne]AW[og]AW[ng]AW[me]AW[mg]AW[lf]AB[nf]AB[of]AB[mc]AB[od]C[black to respond correctly]MA[sd]AB[kc]AW[mi]AP[goproblems]
(;B[rc];W[sc]
(;B[sb];W[se];B[rb];W[sg])
(;B[rb];W[sb]C[play at a]LB[ra:a];B[ra];W[se]
(;B[sh]C[RIGHT])
(;B[sg]C[RIGHT])
(;B[qi]C[RIGHT])
(;B[qf];W[sg])))
(;B[sc];W[se]
(;B[rc];W[sg])
(;B[rb];W[sg])
(;B[qc];W[sg]))
(;B[rb];W[rc];B[qc];W[sb]C[]
(;B[sc]C[ko])
(;B[ra];W[sc]C[2 points worse than correct answer after white T19])))