Q: Premise: "A skateboarder has kicked his board up onto its back wheels in an indoor skate center."
Hypothesis: "A skater is in a contest."
Do we know that the hypothesis entailed by the premise?
A: Not all indoor skateboarding has to be part of a contest.
The answer is it is not possible to tell.

Q: Given the sentence "A man staring while at a laundromat." can we conclude that "A man is staring at a nice car parked outside the laundromat."?
Options:
- yes
- it is not possible to tell
- no
A: A man can stare at other things than a nice car.
The answer is it is not possible to tell.

Q: Can we conclude from "Seven people playing soccer on a field." that "The seven people are outdoors."?
Options:
- yes
- no
- it is not possible to tell
A: The seven people playing soccer on a field are outside because soccer fields are outside.
The answer is yes.

Q: Premise: "Dog digs in sand."
Based on this premise, can we conclude that the hypothesis "The dog is swimming." is true?
Options:
- yes
- it is not possible to tell
- no
A:
The dog either digs in sand or is swimming but not both.
The answer is no.