Q: Is the following sentence factually correct?
"Actors perform Hair in theaters."
Options:
- yes
- no
A: yes
How to explain the answer: Hair is a musical, which is performed in theaters by actors.

Q: Is the following a factual statement?
"I was playing Super Nintendo Entertainment System in 1991."
Options:
- yes
- no
A: yes
How to explain the answer: Super Nintendo Entertainment System was released in November 1990.

Q: Yes / no, is the following a verifiable fact?
"Martin Van Buren acted as Secretary of State before the Civil War."
A: yes
How to explain the answer: Martin Van Buren worked in the Andrew Jackson administration.