QUESTION: Given the sentence "A woman walks with another person at night." is it true that "A woman is walking at night."?

Let's solve it slowly: It is important that the woman walks with another person when she walks at night.
The answer is yes.

QUESTION: Test for natural language inference.
Premise: "A man wearing a red costume stands near others."
Hypothesis: "The man is wearing a dog costume."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man wearing a red costume does not necessarily imply that he is wearing a dog costume.
The answer is it is not possible to tell.

QUESTION: Given the sentence "Small boy with a life vest in shallow water." can we conclude that "The boy is drowning in deep water."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
The boy in the life vest and shallow water isn't going to be drowning. Shallow water is not deep water.
The answer is no.