Question: What was the name of the severe dust storm that occurred on April 14, 1935 as part of the era known as the Dirty Thirties, which was partially caused by failure to apply the correct dryland farming methods along with a severe drought?
Sentence (from "Dust Bowl"): The drought came in three waves, 1934, 1936, and 1939–1940, but some regions of the high plains experienced drought conditions for as many as eight years.
Relevant evidence: No