Certificate for #22815 ⟨a, b | aaa=1, abbba=bbb

Completion settings:

[1] aaa=1

Axiom: aaa=1.

Defines rule #1.

Referenced by [3].

[2] abbba=bbb

Axiom: abbba=bbb.

Referenced by [3].

[3] abbb=bbbaa

Overlap of [2] abbba=bbb with [1] aaa=1:

abbb a aaa

Critical pair: abbb=bbbaa.

Defines rule #2.