Question: Where was the builder of Walferdange Castle a Prince of?
Sentence (from "James Yeo (politician)"): James Yeo (October 31, 1827–February 13, 1903) was a merchant, ship builder, ship owner, and Canadian Member of Parliament for Prince Edward Island, representing Prince County beginning in 1873 when Prince Edward Island joined Canadian Confederation and serving until 1891.
Relevant evidence: No