Question: The elder sister of David Bowes-Lyon married a prince who was the last Emperor of what country?
Sentence (from "David Bowes-Lyon"): His elder sister Lady Elizabeth Bowes-Lyon married Prince Albert, Duke of York, the second son of King George V, in 1923 and became Queen Consort of the United Kingdom after the abdication of her husband's elder brother Edward VIII on 11 December 1936.
Relevant evidence: Yes