**Q**
Is the following sentence factually correct?
"Salmon swim upstream against river currents."
Options:
- yes
- no
**A**
yes
It's common knowledge that salmon swim upstream against the current.

**Q**
Is the following sentence factually correct?
"Samsung Galaxy S II travels to the moon."
Options:
- yes
- no
**A**
no
Samsung Galaxy S II is a phone and not a spaceship.

**Q**
Does the following sentence make sense?
"Johnny Cash played the Tuba in a band."
Options:
- yes
- no
**A**
no
Johnny Cash played the guitar and is not known for playing the Tuba.