Question: What is the difference between Konstantin Orbelyan and Haig P. Manoogian
Sentence (from "Konstantin Orbelyan"): Konstantin Aghaparoni Orbelyan (Armenian: Կոնստանտին Աղապարոնի Օրբելյան ; Russian: Константин Агапаронович Орбелян , July 29, 1928 – April 24, 2014) was an Armenian pianist, composer, head of the State Estrada Orchestra of Armenia.
Relevant evidence: Yes