[QUESTION] Premise: "A black and white dog carries a huge stick on the green grass."
Based on this premise, can we conclude that the hypothesis "The grass was just mown." is true?
Options:
- yes
- it is not possible to tell
- no
Even though it is green grass doesn't mean it has to be mown.
The answer is it is not possible to tell.

Q: Premise: "The students are practicing martial arts."
Hypothesis: "The students are on a tire swing."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: The students practicing martial arts cannot be on a tire swing.
The answer is no.

QUESTION: Premise: "A man sitting on a trolley."
Hypothesis: "A man in a trolley."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: A man sitting on a trolley requires that the man is in the trolley.
The answer is yes.

[QUESTION] Premise: "A woman with blond-hair wearing a black shirt is standing."
Hypothesis: "Looking down in a home kitchen."
Do we know that the hypothesis entailed by the premise?
A woman is looking down while she cooks a meal in her kitchen.
The answer is it is not possible to tell.

Q: Premise: "An overweight gentleman wearing a red shirt cooks on a grill."
Hypothesis: "A man is grilling some food."
Do we know that the hypothesis entailed by the premise?
A: A gentleman is a type of man. Cooking on a grill is grilling.
The answer is yes.

[QUESTION] Premise: "A man dressed in a nice black suit makes a toast to a roomful of guests."
Hypothesis: "A man in a black top hat is reading a green book."
Do we know that the hypothesis entailed by the premise?
The one that makes a toast cannot be the one reading a book same time.
The answer is no.