(;AW[qb]AW[pa]AW[ob]AW[nb]AW[mc]AW[lc]AW[kc]AW[jc]AB[oc]AB[nc]AB[pb]AB[pc]AW[qc]AB[qd]AB[rd]AB[md]AB[ld]AB[kd]AB[ne]C[Tesuji to take the corner ( no throwins)]AP[goproblems]
(;B[ra]
(;W[qa]C[CHOICE]
(;B[rb];W[oa];B[rc];W[mb]C[RIGHT])
(;B[rc];W[mb];B[rb];W[oa])
(;B[oa];W[na];B[rb];W[oa];B[rc];W[mb]C[RIGHT]))
(;W[rb]C[CHOICE];B[sb];W[sc];B[rc]C[Good KoRIGHT]))
(;B[rb];W[ra];B[rc];W[qa];B[sb];W[mb]C[B can do better])
(;B[rc];W[ra];B[rb];W[qa];B[sb];W[mb]))