**Q**
Yes / no, is the following a verifiable fact?
"Sodium bicarbonate mixed with wax will create an effective land mine."
**A**
no
Wax mixed with sodium bicarbonate will not produce an explosive weapon buried a few inches below the soil.

**Q**
Does the following sentence make sense?
"Buddy Holly played guitar in the United States, and was a well known country singer."
Options:
- yes
- no
**A**
yes
Buddy Holly is best known for The Crickets, and being from the state of Texas.

**Q**
Yes / no, is the following a verifiable fact?
"During the conservative surge in the UK the 2016 United Kingdom European Union membership referendum was voted into law."
**A**
yes
While the UK voted to leave the EU in 2016, they did not actually leave until 2021.