Question: Who is the father-in-law of Catherine Of Poděbrady?
Sentence (from "Matthias Corvinus"): Having routed the united troops of Casimir IV and Vladislaus at Breslau in Silesia (now Wrocław in Poland) in late 1474, Matthias turned against the Ottomans, who had devastated the eastern parts of Hungary.
Relevant evidence: No