Is the following sentence factually correct?
"Alec Guinness acted in the science fiction film Star Wars."
Options:
- yes
- no
yes
Alec Guinness is widely known as having played Obi Wan Kinobi in the movie Star Wars.

Claim: "Barley makes cows smarter when they eat it."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
no
Barley is not known to have any affect on intelligence, it is just a grain.

Does the following sentence make sense?
"People often plant trees on Earth Day to celebrate and support the environment."
Options:
- yes
- no
yes
Earth Day is about environmentalism, for which people plant trees.

Does the following sentence make sense?
"The government of Australia has a written constitution called Constitution of Australia."
Options:
- yes
- no
yes
The government formed the Constitution of Australia in 1981.