Student asked: Premise: "A caucasian woman wearing two pigtails is walking down a flight of stairs while."
Hypothesis: "Carrying a green tube across her back."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A woman hurries down a flight of stairs on her way to work. The answer is it is not possible to tell.

Student asked: Premise: "A man wearing a yellow helmet with his visor up rides a red motorbike."
Based on this premise, can we conclude that the hypothesis "The man is doing magic tricks with a black hat." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Man cannot be doing magic and ride motorbike at same time. The answer is no.

Student asked: Given the sentence "A man in a turban sits prostrate with his boots on the ground in front of him." can we conclude that "Iraqi soldier prays before going into battle."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The man in a turban sits prostate but that doesn't necessarily mean that he is an Iraqi soldier who prays before going into battle. The answer is it is not possible to tell.

Student asked: Given the sentence "Two little girls swinging side by side in a park on warm day." can we conclude that "The two girls did their homework at the dining room table."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The the two girls either swinging side by side in a park or did their homework at the dining room table. The answer is no.