Certificate for #811 ⟨a, b | aababbba=b

Completion settings:

[1] aababbba=b

Axiom: aababbba=b.

Defines rule #2.

Referenced by [2].

[2] aababbbb=bababbba

Overlap of [1] aababbba=b with [1] aababbba=b:

aababbb a aababbba

Critical pair: aababbbb=bababbba.

Defines rule #1.