QUESTION: If "Two people are spending good time in their boat." does that mean that "There is only one person in the boat."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: The boat is occupied by only one person or two people. Both cannot be true.
The answer is no.

[QUESTION] Given the sentence "Man in red ball cap grills fish on barbecue." is it true that "The boy cooks marshmallows over a small charcoal grill."?
A boy is younger than a man. One can't grill fish and cook marshmallows simultaneously.
The answer is no.

Q: Given the sentence "There are groups of people in green or purple shirts gathered outside holding signs and purple balloons." can we conclude that "Group of people gathered outside to celebrate their boss birthday."?
Options:
- yes
- it is not possible to tell
- no
A: Gathering outside does not mean it is to celebrate their boss birthday.
The answer is it is not possible to tell.

QUESTION: Premise: "A race car is smoking on the track."
Hypothesis: "The race car is on fire."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: The smoke could be exhaust from the tail pipe of the car and not because the car is on fire.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "An older man in a dark turban is walking through a field with a tool over his shoulder." is it true that "Man going to his field."?
Walking through a field does not imply a m an is going to his own field.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A man is sitting on a street sidewalk with a typewriter in front of him."
Hypothesis: "A woman walks down the street with a computer."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
The one subject in cannot be both a man and a woman.
The answer is no.