Q: Does the following sentence make sense?
"J. Edgar Hoover launched an investigation in to Barack Obama."
Options:
- yes
- no
A: no
How to explain the answer: J. Edgar Hoover died in 1972 when Barack Obama was a young child.

Q: Is the following sentence factually correct?
"The sister city of Vijayawada, India was Chicago, Illinois in 1993."
Options:
- yes
- no
A: no
How to explain the answer: Vijayawada was paired as a sister city of Modesto, California in 1993.

Q: Claim: "Jeremy Irons participated in the olympics as a weight lifter."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
A: no
How to explain the answer: Jeremy Irons is an award-winning actor and has never been an olympian.