Student asked: Test for natural language inference.
Premise: "Three guys riding on an elephant with a house-like structures and trees in the background."
Hypothesis: "Men on an elephant ride."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Men are guys. People riding an elephant are on an elephant ride. The answer is yes.

Student asked: Premise: "A man with a bike jumps high above the concrete."
Hypothesis: "A man with a bike is doing tricks on an empty road."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A man can jump high above the concrete and not be doing tricks. Concrete doesn't necessarily mean an empty road. The answer is it is not possible to tell.

Student asked: Given the sentence "A man in a purple shirt and a black hat is taking a picture with a yellow digital camera." is it true that "A man in a red shirt and blue cap is taking a picture with a green camera."?
Teacher's response: Let's think. Someone wearing a purple shirt and black hat with a yellow camera would not be wearing a red shirt and blue cap while using a green camera at the same moment. The answer is no.

Student asked: Test for natural language inference.
Premise: "Two older men in gray jackets."
Hypothesis: "The women are wearing grey."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. Men refers to multiple males where women refers to multiple females. They cannot be one and the same. The answer is no.