Certificate for #3938 ⟨a, b | aaaabbaba=bb

Completion settings:

[1] aaaabbaba=bb

Axiom: aaaabbaba=bb.

Defines rule #1.

Referenced by [2].

[2] bbaaabbaba=aaaabbabbb

Overlap of [1] aaaabbaba=bb with [1] aaaabbaba=bb:

aaaabbab a aaaabbaba

Critical pair: aaaabbabbb=bbaaabbaba.

Flip LHS and RHS.

Defines rule #2.