Question: Are Nico Helminger and Philip Trajetta of the same nationality?
Sentence (from "Philip Trajetta"): The son of Italian composer Tommaso Traetta, in 1800 he moved as a political refugee to the United States, where he had a successful musical career as a composer and one of the founders of music conservatories in Boston( 1801), New York( 1812), and Philadelphia( 1828).
Relevant evidence: No