Question: Who is the mother-in-law of Elizabeth Of Bohemia (1292–1330)?
Sentence (from "John of Bohemia"): John of Bohemia (10 August 1296 – 26 August 1346), also known as John the Blind, was the Count of Luxembourg from 1313 and King of Bohemia from 1310 and titular King of Poland.
Relevant evidence: No