Explanation and answer: Arkron, Ohio was a populated city along the underground railroad.
yes

The corresponding question: "Akron, Ohio played a big role in the underground railroad."
Is the above claim true?
Options:
- yes
- no
The sentence is true because there is evidence of it being true through the work he published, which is open to the public to read.
yes
Is the following a factual statement?
"Poul Anderson wrote fantasy novels, historical novels, and short stories."
Options:
- yes
- no
Explanation and answer: Philosophy of Mind studies metaphysics and nothing related to brain activity and anatomy.
no

The corresponding question: Claim: "The Philosophy of mind studies the mind and how the brain works."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
Elon Musk has said that the Falcon 9 rockets liftoff and landing are all automated.
yes
Is the following sentence factually correct?
"The Falcon 9 rocket lifts of and lands all autonomously."
Options:
- yes
- no
Explanation and answer: Google is a subsidiary not competitor of Alphabet Inc.
no

The corresponding question: Is the following a factual statement?
"Revenues of Google hurt Alphabet Inc.."
Options:
- yes
- no
Explanation and answer: Cyndi Lauper was a successful woman singer and American voice actress.
no

The corresponding question:
Yes / no, is the following a verifiable fact?
"Cyndi Lauper sounded like a man when she sang."