Student asked: Premise: "Men are constructing a wall in the desert."
Hypothesis: "Men tear down a wall."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The men cannot be constructing a wall and be tearing down a wall simultaneously. The answer is no.


Student asked: Given the sentence "Woman with purple hair and blue earrings smiles on a sunny day." can we conclude that "A woman is smiling and it is sunny out."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The woman who smiles is smiling and if it is a sunny day it is sunny out. The answer is yes.


Student asked: Premise: "A woman on a blue bike with a pink helmet rides by a public fountain as the sun rises over an urban area."
Hypothesis: "The woman is not enjoying her bike ride."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The woman can be riding her bike without not enjoying it. The answer is it is not possible to tell.


Student asked: Premise: "People in a brown boat float down the street of a city built on water."
Hypothesis: "The people are on vacation."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. People in a boat in a city built on water does not necessarily imply that they are on vacation. The answer is it is not possible to tell.