Question: Who is the singer for system of a down?
Answer: Serj Tankian
Disambiguated annotations:
qaPairs: question: Who is the lead singer for system of a down?
answer: Serj Tankian
question: Who is the co-lead singer for system of a down?
answer: Daron Vartan Malakian
Daron Malakian
question: Who is the backing singer for system of a down?
answer: Shavo Odadjian
Shavarsh "Shavo" Odadjian