Question: Beaconsfield Supply Store was the birthplace of the supermarkets founded in what year?
Sentence (from "Hy-Vee"): Hy-Vee was founded in 1930 by Charles Hyde and David Vredenburg in Beaconsfield, Iowa, in a small brick building known as the Beaconsfield Supply Store, which is listed on the National Register of Historic Places.
Relevant evidence: Yes