Question: What was the nationality of the composer who wrote Treatise on Insrumentation?
Sentence (from "Hector Berlioz"): Louis-Hector Berlioz (] (English: ); 11 December 1803 – 8 March 1869) was a French Romantic composer, best known for his compositions "Symphonie fantastique" and "Grande messe des morts" (Requiem).
Relevant evidence: Yes