Question: Simmias of Thebes appears as a main discussion partner in a dialogue from the man who founded what?
Sentence (from "Simmias of Thebes"): He appears in Plato's "Phaedo" as a main discussion partner of Socrates alongside Cebes, as well as "Crito", "Phaedrus", and "Epistile" "XIII".
Relevant evidence: Yes