Student asked: Premise: "Four teenagers dressed in black and white shirts and blue jeans walk down a sidewalk."
Based on this premise, can we conclude that the hypothesis "Four teenagers are walking down a sidewalk." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Walking down a side walk is the same thing as walk down a sidewalk. The answer is yes.


Student asked: Given the sentence "The guy on a skateboard unbelievably jumps over a high barrier." is it true that "He is practicing a skateboard trick."?
Teacher's response: Let's think. The guy on a skateboard who jumps over a high barrier is not necessarily practicing a skateboard trick. The answer is it is not possible to tell.


Student asked: Test for natural language inference.
Premise: "A man riding a horse at a rodeo."
Hypothesis: "A man rides his favorite horse."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A man can ride a horse that is not his favorite. The answer is it is not possible to tell.


Student asked: Premise: "A man in a suit is straddling two pillars while holding a flame."
Hypothesis: "A man is performing an act on stage."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. Straddling two pillars does not imply performing an act or that it is on a stage. The answer is it is not possible to tell.