"Pakistani schools teach the History of Pakistan."
Is the above claim true?
Options:
- yes
- no
yes
A country's history is typically taught in its schools.

Claim: "Many Irish died in the Russo-Japanese War."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
no
The Irish did not fight in the Russo-Japanese war.

Is the following a factual statement?
"Ducks fly in formation to the southern states in winter."
Options:
- yes
- no
yes
Ducks are known to fly in formation and to the south.

Is the following statement true?
"Casio pianos were very popular in the 90s."
yes
A lot of people that purchased keyboards had this brand.