Question: What is the date of birth of Erika Pluhar's husband?
Sentence (from "Erika Pluhar"): Erika Pluhar has been married twice (with Udo Proksch, businessman and convict of the murder of six people, and André Heller, poet and all-rounder artist) and has had a daughter, Anna (1961–1999).
Relevant evidence: Yes