Student asked: Premise: "A male jockey riding a horse as it vaults over an obstacle."
Hypothesis: "This jockey is leading the other jockeys."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. That the male jockey rides a horse doesn't necessarily mean it is leading the other jockeys. The answer is it is not possible to tell.


Student asked: Premise: "Two men are rollerskating on a sidewalk."
Based on this premise, can we conclude that the hypothesis "Two men are rollerskating." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. They say the same thing only in the first sentence Two is properly capitalized. The answer is yes.


Student asked: Given the sentence "Two smiling children in a swimming pool." is it true that "The swimming pool is empty."?
Teacher's response: Let's think. The pool cannot have two children in it and be empty at the same time. The answer is no.


Student asked: If "Two construction workers wearing orange safety vests at the site of a job." does that mean that "Two construction workers are working at the site of a job."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. When two construction workers wearing orange safety vests at the site of a job need not necessarily mean that they are working. The answer is it is not possible to tell.