QUESTION: If "A man laughs and adjusts his clear-colored glasses inside." does that mean that "A man is laughing at a funny joke."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Just because he laughs does not mean it is at a funny joke.
The answer is it is not possible to tell.

QUESTION: Premise: "A man is laughing with a baby."
Hypothesis: "A cat eats a baby."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: The man and baby laugh while the cat eats the baby.
The answer is no.

QUESTION: Premise: "An elderly man crouches to lift the covering off the grill wear several shish kabab are grilling."
Based on this premise, can we conclude that the hypothesis "A man sitting in a lawn chair on his front lawn." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The man sitting in a chair contradicts with man crouching to lift lid off the grill.
The answer is no.