Question: What American politician, who was the first formally designated floor leader in the United States Senate, lived at 2000 G Street in Washington, D.C. from 1914 to 1925?
Sentence (from "Oscar Underwood"): Oscar Wilder Underwood (May 6, 1862 – January 25, 1929) was an American lawyer and politician from Alabama, and also a candidate for President of the United States in 1912 and 1924.
Relevant evidence: Yes