Student asked: Premise: "A man standing in the street enjoying the architecture of a building."
Hypothesis: "The man is watching a football game on television."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. One can not be enjoying architecture and watching a football game. The answer is no.

Student asked: If "A boy turns a handcrank in a courtyard." does that mean that "The boy is walking away from the handcrank."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A boy either turns a handcrank or walks away from it. The answer is no.

Student asked: Given the sentence "A small dog plays with a very big limb." is it true that "A dog plays with his owner."?
Teacher's response: Let's think. Sentence 1: A small dog plays with a very big limb. Sentence 2: A dog plays with his owner. The answer is it is not possible to tell.

Student asked: Given the sentence "Three smiling people in various costumes." is it true that "Three smiling people wear similar costumes."?
Teacher's response:
Let's think. The costumes they are wearing could be totally different instead of being similar. The answer is it is not possible to tell.