match ruleA with
| @LocalRuleApp.mk _ _ _ ress Lcond Rcond rule _ pp => exact ⟨Lcond, Rcond, ress, rule, pp⟩
L R : Finset Formula
not_simple : ¬Simple (L, R)
C : List TNode
ruleA : LocalRuleApp (L, R) C
⊢ ∃ Lcond Rcond ress x, Lcond ⊆ L ∧ Rcond ⊆ R
no goals