R & A: The adolescent might have been skateboarding for more or less than two years.
it is not possible to tell
Q: Premise: "An adolescent skateboards at the skate park on the beach in front of onlookers."
Hypothesis: "An adolescent has been skateboarding for two years."
Do we know that the hypothesis entailed by the premise?

R & A: A man stands in an ice cream truck does not imply the man stands in a truck.
it is not possible to tell
Q: Premise: "A man stands in a white ice cream truck."
Based on this premise, can we conclude that the hypothesis "A man stands in a truck." is true?
Options:
- yes
- it is not possible to tell
- no

R & A: A black dog jumps down a snowy hill does not imply that it has snow in his hair.
it is not possible to tell
Q: Premise: "A black dog jumps down a snowy hill."
Hypothesis: "A black dog has snow in his hair."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

R & A: Someone at an Oriental ceremony wearing ceremonial garb is holding a red umbrella.
yes
Q:
Given the sentence "An oriental ceremony with ceremonial garb and a red umbrella." can we conclude that "Someone is holding an umbrella."?
Options:
- yes
- it is not possible to tell
- no