**Q**
Yes / no, is the following a verifiable fact?
"Scientists gain knowledge of outer space by observing Metroid."
**A**
no
Metroid is a video game, of little use to scientists.
"The Detroit River flows through the State of California."
Is the above claim true?
Options:
- yes
- no
no
Most people know that the Detroit River is the on the other side of the country than California.
**Q**
Yes / no, is the following a verifiable fact?
"In a Serfdom, serfs were bound to the land upon which they were born and the fruits of their labors belong to the person who owned the land."
**A**
yes
The sentence is true because the definition of a serfdom.
Does the following sentence make sense?
"F.D.R. proclaimed that the Attack on Pearl Harbor is a day that will live in infamy."
Options:
- yes
- no
yes
His speech was widely broadcast around the world.
**Q**
Claim: "The world was witnessing the 2018 missile strikes against Syria was the Bahamas declaring war against Syria."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
**A**
no
Bahamas didn't start a war against Syria and was a civil war.
**Q**
Claim: "League of Legends helped to popularize the MOBA, or Multiplayer Online Battle Arena."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
**A**
yes
League and DotA (/DotA 2) are generally considered to have been the two games that brought the MOBA to the limelight.