We can infer from Aristotle's descriptions tha tAesop was a freed slave, but little else is known about him, what type of sentence is this, simple, compound, complex?

The sentence " We can infer from Aristotle's descriptions that Aesop was a freed slave, but little else is known about him" is compound-complex sentence.

The compound-complex sentence is made from two independent clauses and one or more dependent clauses.