Question: Yes / no, is the following a verifiable fact?
"The city of Shanghai, China hosted the 2008 Summer Olympics."
Ans and explanation: The answer is no.
Explanation: The 2008 Summer Olympics were held in Beijing.

Question: Is the following sentence factually correct?
"Rock in Rio appeared three thousand years ago and has been changing shape through erosion."
Options:
- yes
- no
Ans and explanation: The answer is no.
Explanation: Rock in Rio are events in Rio de Janeiro, but not natural land feature.

Question: Is the following a factual statement?
"The mysterious disappearance of Malaysia Airlines Flight 370 has still not been solved to this day."
Options:
- yes
- no
Ans and explanation: The answer is yes.
Explanation: Malaysia Airlines Flight 370 crashed in the indian ocean in 2014 and was never found.

Question: Is the following sentence factually correct?
"According to the Christian Bible, Eve was the first woman created by God."
Options:
- yes
- no
Ans and explanation:
The answer is yes.
Explanation: The Bible states that God created Adam and then from his rib, Eve.