Stream of consciousness rationale: Eugene O'Neill was a modern American playwright, not an Ancient Greek playwright.
The question and answer pair are described below.

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Q: Yes / no, is the following a verifiable fact?
"Among the writers of Ancient Greek comedy, only Eugene O'Neill surpassed Aristophanes."
A: no