Question: When is the performer of song Eimai Poli Kala 's birthday?
Sentence (from "Anna Vissi"): Since the 1980s, Vissi began a nearly exclusive collaboration with songwriter Nikos Karvelas, to whom she was married to from 1983–1992 and had one child with, resulting in one of the most successful music partnerships in the nation's history.
Relevant evidence: No