Certificate for #800 ⟨a, b | aabaabba=b

Completion settings:

[1] aabaabba=b

Axiom: aabaabba=b.

Defines rule #2.

Referenced by [2].

[2] aabaabbb=babaabba

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

aabaabb a aabaabba

Critical pair: aabaabbb=babaabba.

Defines rule #1.