Q: Is the following sentence factually correct?
"Mos Def only job is not making music and producing hits as American hip hop record producer."
Options:
- yes
- no
A: The answer is no.
Chain of thoughts: Mos Def only job is not traveling and making music.

Q: Does the following sentence make sense?
"The Pony Express lasted for several decades and was considered more successful than the telegraph."
Options:
- yes
- no
A: The answer is no.
Chain of thoughts: The telegraph handily replaced The Pony Express, which went backrupt in just a year and a half.

Q: Is the following a factual statement?
"A Noble gas appears in the solid state at room temperature."
Options:
- yes
- no
A: The answer is no.
Chain of thoughts: Just by the name, noble gas it is very likely these elements are in gaseous form at room temperature.

Q: Yes / no, is the following a verifiable fact?
"When you are in Japan, don't forget to visit Mount Fuji as it is one of the best tourist attractions of Japan."
A:
The answer is yes.
Chain of thoughts: Mount Fuji is a national monument of Japan.