Question: Is the following a factual statement?
"Former president of the United States, Barack Obama attended Duke University."
Options:
- yes
- no

Let me think..... Barack Obama attended a few universities, but none of them were Duke. The answer is no.

Question: Is the following sentence factually correct?
"Christopher Columbus circumnavigated the globe before anyone else."
Options:
- yes
- no

Let me think..... Ferdinand Magellan's crew were the first to circumnavigate the globe. The answer is no.

Question: Does the following sentence make sense?
"The first Slot machine was invented in 1894 in San Francisco, pioneered by Charles Fey's machine the Liberty Bel."
Options:
- yes
- no

Let me think..... In 1894, the first slot machine was invented. The answer is yes.

Question: Is the following statement true?
"Jurgen Klinsmann has taken a couple different countries to the World Cup."
Let me think..... Jurgen Klinsmann was a soccer coach who took Germany and US to the World Cup. The answer is yes.