Student asked: Can we conclude from "A man is standing on an animal in the water." that "A man is fighting an animal submerged in water."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. One would not be fighting an animal and merely standing on an animal at the same time. The answer is no.

Student asked: Test for natural language inference.
Premise: "A woman in a blue ski coat pulls a tree through the snow on skies."
Hypothesis: "A woman is napping."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. One cannot be on skies and napping at the same time. The answer is no.

Student asked: Given the sentence "A boy dressed in red clothing pulling a mop across the floor." is it true that "A boy in a red shirt is doing chores for his allowance."?
Teacher's response: Let's think. Just because A boy dressed in red clothing pulling a mop across the floor does not mean the boy is doing chores for his allowance. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A young man wearing blue bandanna around his neck is playing the guitar and singing in the microphone."
Hypothesis: "A young man wearing a purple bandanna around his neck is playing the flute in front of a microphone."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. Purple is not blue. A flute is not a guitar and cannot be played while singing. The answer is no.