Grinding on the rail with a skateboard can be considered an extreme sport.
The question and answer are below.
Premise: "A shirtless teen grinding on the rail with his skateboard."
Hypothesis: "Teenager is doing an extreme sport."
Do we know that the hypothesis entailed by the premise?
yes

*****

Because you chase after a ball doesn't really mean it was an onside kick.
The question and answer are below.
Given the sentence "A football punter with a white and red jersey who is about to punt a kick and his teammates are giving chase after the ball." is it true that "A professional football punter attemps an onside kick as others look on from the stands at a football game."?
it is not possible to tell

*****

One description is more detailed but both describe a boy riding a bike. As not all boys ride bikes they are likely to be describing the same boy.
The question and answer are below.
Premise: "A boy in dark pants and green t-shirt rides his bike up a ramp."
Hypothesis: "A boy is riding a bike."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
yes

*****

Signing a book does not imply that it is for the Chef's biggest fan.
The question and answer are below.
Given the sentence "Chef joey signing a book with a sharpie." is it true that "Chef joey is signing a book for his biggest fan."?
it is not possible to tell

*****