Question: WHo is a Grammy winning American musician of Armenian descent, Armen Nalbandian or Arto Tunçboyacıyan?
Facts:
Armen Nalbandian has multidisciplinary collaborations in his multidisciplinary collaborations
Arto Tunçboyacıyan is a Grammy winner
Arto Tunçboyacıyan is an  American musician of Armenian descent
Answer: Arto Tunçboyacıyan