Italian Bicycle Companies or Chico Marx Movie Roles?

See if you can guess which of these are Italian bicycle companies and which are Chico Marx movie roles?

1. Corbaccio
2. Ravelli
3. Bianchi
4. Panello
5. Colnago
6. Pirelli
7. Cinelli
8. Binelli
9. Fiorello
10. Bellesi
11. Baravelli
12. Pinarello

Answers:
Itallian Bicycle Companies: 3, 5, 7, 10, 12
Chico Marx Movie Roles: 1, 2, 4, 6, 8, 9, 11