Claim: "Eugene Wigner contributed a lot to mathematical physics and he was a theoretical physicist."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no

Let me think out loud. Eugene Wigner was a Hungarian physicist and he was an expert in mathematical physics. The answer is yes.

Is the following statement true?
"African trypanosomiasis infects humans by tsetse fly bites."

Let me think out loud. African trypanosomiasis is an insect-borne disease and is transmissible by tsetse fly bites. The answer is yes.

Yes / no, is the following a verifiable fact?
"People inhabit 16 islands in Shetland, although there are more than 100 islands total."
Let me think out loud. The actual number of islands is between 100 and 300, based on exact definitions of islands, so 'more than 100' is accurate. The answer is yes.