This vocal quiz has beeen devised by Ralph Moore. He says some are
easy but others are more obscure
1 Who is the singer, what is the opera?
2 Who is the singer?
3 Who is the singer and what is being sung?
4 Who is the singer, what is the song and who composed it?
5 Who is the singer, what is the opera?
6 What is the opera and who composed it
7 What is the opera and who composed it?
8 What is the opera, who wrote it and who are the singers?
9 What is the opera, who wrote it and who are the singers?
10 What is the opera, who wrote it and what is unusual about this recording?
and now I have set some questions for Ralph
11 What singer is this?
12 What is the opera, who wrote it and who is the singer
13 Who is this singer?
14 Who is singing what?
15 What opera is this