Question: Yes / no, is the following a verifiable fact?
"The White Sea belongs to Russia."
Ans and explanation: The answer is yes.
Explanation: The White Sea is located inside of Russia.

Question: Does the following sentence make sense?
"You should wear shoes if you are going hiking on the Pacific Crest Trail."
Options:
- yes
- no
Ans and explanation: The answer is yes.
Explanation: The Pacific Crest Trail is a long distance hiking trail from California to British Columbia.

Question: Claim: "Aluminium makes a crinkly sound when handled."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
Ans and explanation: The answer is yes.
Explanation: Aluminium does, in fact, make a crinkly sound when handled.

Question: Is the following statement true?
"The Compact disc remains popular even after the advent of mp3 players and smartphones."
Ans and explanation:
The answer is no.
Explanation: Smartphones have replaced the compact disc as the music storage device of choice.