Question: Is the following a factual statement?
"Oliver Cromwell revolted against the English crown."
Options:
- yes
- no

Let me think..... Oliver Cromwell's Roundheads rebelled and deposed the king, establishing a republic. The answer is yes.

Question: Claim: "Johnny Carson had three children all of them boys."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no

Let me think..... Carson's three children are Cory, Richard and Christopher Carson. The answer is yes.

Question: Yes / no, is the following a verifiable fact?
"Eric Clapton starred in several Broadway shows."

Let me think..... Eric Clapton has never been in a Broadway show. The answer is no.

Question: Is the following sentence factually correct?
"Telescope refers to the instrument that is used to look underground at the tectonic plates."
Options:
- yes
- no
Let me think..... Telescope are actually used to look upwards and see celestial bodies. The answer is no.