Is the following sentence factually correct?
"The Measles virus spreads like wildfire."
Options:
- yes
- no
yes
The Measles is a very highly contagious virus. According to CDC if someone has it, up to 90% of individuals that are close to them and who are not immune will also have it.


**Q**
"Alan Keyes played guitar for the Rolling Stones."
Is the above claim true?
Options:
- yes
- no
**A**
no
Alan Keyes was not the guitar player for the Rolling Stones.


Is the following a factual statement?
"Many buildings are built using Masonry."
Options:
- yes
- no
yes
Masonry uses stones, which many buildings are made out of.


**Q**
Claim: "The currency of Japan is the Japanese yen."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
**A**
yes
Japanese yen is traded on the currency exchange.


Is the following sentence factually correct?
"Richard Stallman worked at Microsoft in the 1980s."
Options:
- yes
- no
no
Richard Stallman was involved with Linux and free software and never worked for the propriety software firm that is Microsoft.


Claim: "Eurovision Song Contest acquired permission to use songs for its broadcast."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
yes
If a broadcasted show did not get permission to use songs it would be sued.