| 〈TOPRED(t2 _ t3 _ t1; tn2)〉 tn2 = tn0, t0 = S, tn0 ≠ none, n ≠ 0, t2 ≠ K, ap(t2), ¬ (value(t4) ∧ value(t3) ∧ value(t1)), t2 = t0 _ t4 ⊦ |
〈TOPRED(S _ t4 _ t3 _ t1; tn2)〉 tn2 = tn0, tn0 ≠ none, n ≠ 0, ¬ (value(t4) ∧ value(t3) ∧ value(t1)) ⊦
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ap(t _ t0)], [CSIMPSEQ : ⊦ t _ t0 ≠ K])]]