Is the following sentence factually correct?
"A Bull sharks swim in both salt water and fresh water."
Options:
- yes
- no

Let me think out loud. Bull sharks have been spotted un oceans as well as rivers and lakes. The answer is yes.

Yes / no, is the following a verifiable fact?
"Hamburger meat contains remnants of a pig."

Let me think out loud. Hamburger doesn't have ham, but beef in it. The answer is no.

"Saif Ali Khan wants to become famous Bengali male actor."
Is the above claim true?
Options:
- yes
- no
Let me think out loud. He is not from region of Bengal and may not know Bengali language. The answer is no.