Question: What is the date of birth of Margaret Of Bavaria, Marchioness Of Mantua's husband?
Sentence (from "Federico I Gonzaga, Marquess of Mantua"): Federico I Gonzaga (June 25, 1441 – July 14, 1484) was marquess of Mantua from 1478 to 1484, as well as a condottiero.
Relevant evidence: Yes