Certificate for #1720 ⟨a, b | aabbabaab=b

Completion settings:

[1] aabbabaab=b

Axiom: aabbabaab=b.

Defines rule #2.

Referenced by [2].

[2] aabbabb=bbabaab

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

aabbab aab aabbabaab

Critical pair: aabbabb=bbabaab.

Defines rule #1.