Q: Is the following sentence factually correct?
"Fyodor Dostoevsky worked as a Russian novelist, philosopher, short story writer, essayist, and journalist."
Options:
- yes
- no
A: yes
How to explain the answer: The sentence is true because there are historical records of this and also his work is evidence of it.

Q: Yes / no, is the following a verifiable fact?
"Shows like Star Trek: Voyager were popular sitcoms."
A: no
How to explain the answer: Star Trek: Voyager like its predecessors and successors were sci-fi adventures set in the future.

Q: Is the following a factual statement?
"Pulmonary embolism describes a cut to the surface of the lung."
Options:
- yes
- no
A: no
How to explain the answer: Pulmonary embolism is not a cut to the lungs, it is a clot in a lung artery or the lung itself.