Question: Are both George Stambolian and Richard Hagopian musicians?
Sentence (from "Royal Society of Musicians"): It is the oldest music-related charity in Great Britain, founded in 1738 as the "Fund for Decay'd Musicians" by a declaration of trust signed by 228 musicians, including Edward Purcell (eldest son of Henry Purcell), Thomas Arne, William Boyce, Johann Christoph Pepusch, Dr. John Worgan, and George Frideric Handel.
Relevant evidence: No