Question: Which American composer of short, light concert pieces and supported by John Williams wrote Blue Tango?
Sentence (from "Leroy Anderson"): Leroy Anderson ( ~ ); (June 29, 1908 – May 18, 1975) was an American composer of short, light concert pieces, many of which were introduced by the Boston Pops Orchestra under the direction of Arthur Fiedler.
Relevant evidence: Yes