[Q] If "A man in blue jeans and a white t-shirt is standing on scaffolding reaching out to the ladder." does that mean that "A guy climbing ladder to catch something on the roof."?
Options:
- yes
- it is not possible to tell
- no
[A] A man standing on scaffolding reaching out to the ladder may not always want to catch something on the roof; he may want to do something else.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "A dog jumping to catch a frisbee."
Hypothesis: "The dog is carrying a stick."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] A dog cannot be carrying a stick while it is jumping to catch a Frisbee.
The answer is no.

[Q] If "People swimming and jumping into a lake." does that mean that "People are flying over the lake."?
Options:
- yes
- it is not possible to tell
- no
[A] People can't be swimming and jumping into a lake and flying over a lake at the same time.
The answer is no.