Given the sentence "A skateboarder is balancing on a brick wall." is it true that "A kid learning how to skateboard."?

it is not possible to tell
Explanation: The skateboarder could be any age. The skateboarder could be experienced and not necessarily a kid learning how to skateboard..

Given the sentence "A man in a dark suit stands waiting for a subway train while a man in a red shirt and jeans stands waiting on the opposite side of the tracks." is it true that "The men a standing next to subway tracks."?

yes
Explanation: Men standing on either side of subway tracks are each next to the tracks..

Given the sentence "Pictures on a white brick wall with a smiling man standing in front of the wall." can we conclude that "All the walls are white."?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: Just because one wall is white does not mean that all the walls are white..

Premise: "Guy jumping off a surfboard at some kind of event."
Hypothesis: "The surfer is performing a very hard trick."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell
Explanation: The surfer might have slipped or be recovering rather than performing a trick..