Student asked: Given the sentence "A man gesturing with his hands to a fair haired lady who is smiling." can we conclude that "A man and woman are sitting back to back."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. In order to be gesturing and smiling at one another they must be face to face not back to back. The answer is no.

Student asked: Premise: "Four people are sitting down on the floor and eating."
Hypothesis: "Four people are eating dinner."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Sitting down on the floor and eating does not necessarily mean eating dinner. The answer is it is not possible to tell.

Student asked: Given the sentence "A young man jumps hurdles in a race on a track." can we conclude that "A young man is racing."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Racing does not have to occur because a man jumps hurdles in a race on a track. The answer is it is not possible to tell.

Student asked: If "A person is posing for a picture under a lamp post in the snow." does that mean that "It is snowing outside."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. It is snowing outside rephrasing a picture under a lamp post in the snow. The answer is yes.