Student asked: Given the sentence "A young girl lying down wearing a light purple top strokes the face of a crying infant." can we conclude that "A baby boy's older sister is trying to comfort him as he cries."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A young girl lying down strokes the face of a crying infant does not imply the baby is a boy and she is the baby boy's older sister is trying to comfort him as he cries. The answer is it is not possible to tell.


Student asked: Test for natural language inference.
Premise: "Two people ride a colorful bike while a blond woman takes their picture."
Hypothesis: "Two people are riding the bike on the street."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. People can ride bikes in other places than on the street. The answer is it is not possible to tell.


Student asked: Premise: "The photographer is taking polaroids of the landscape."
Hypothesis: "A photographer takes pictures of a woman."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Landscape implies that the photographer is taking a picture of nature and not of a person or woman. The answer is no.


Student asked: Premise: "Two workers in orange safety vests check materials in a restricted work area."
Hypothesis: "An area restricted due to a collapse two workers in orange safety vests check the area for material."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Just because two workers are in safety vests are checking materials in a restricted work area does not mean it is due to a collapse. The answer is it is not possible to tell.