Student asked: Premise: "Shirtless rollerblader performs tricks at a competition."
Based on this premise, can we conclude that the hypothesis "A rollerblader is skating down the pier." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A rollerblader is skating down or performing tricks in a competition. The answer is no.


Student asked: Given the sentence "A toddler plays in a pile of toys." is it true that "The toddler is wearing a diaper."?
Teacher's response: Let's think. A toddler playing with toys doesn't have to be wearing a diaper. The answer is it is not possible to tell.


Student asked: If "A man walks up to a red and yellow building to pay for gas on a gold but sunny day." does that mean that "A man approaches a blue and green building."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The sentences alter the colors from red and yellow to blue and green. The answer is no.


Student asked: Test for natural language inference.
Premise: "City traffic passes by a man riding his bicycle through the streets."
Hypothesis: "The man is riding down a country road."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. A man cannot ride his bicycle through city streets and a country road at the same time. The answer is no.