Is the following sentence factually correct?
"John Ashcroft developed an alchemical process that enabled automotive companies to turn exhaust fumes into gold."
Options:
- yes
- no
no
No process enables anyone to turn exhaust fumes into gold and John Ashcroft made no claim to have developed any such method.

Is the following statement true?
"Frida Kahlo passed away over 70 years ago."
no
She died in 1954 which is less than 70 years.

Yes / no, is the following a verifiable fact?
"People's Bank of China sells produce to the general public."
no
People's Bank of China is a bank not a grocer.

Claim: "A renowned value investor and one of the most wealthiest individuals is Warren Buffett."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
yes
Warren Buffett is a widely known and popular investor.