Premise: "Two young men are standing on the sidewalk talking to each other."
Hypothesis: "Two men are talking to one another."
Do we know that the hypothesis entailed by the premise?

yes
Explanation: Two young men and two men refer to the same people. Talking to one another is paraphrasing talking to each other..

Test for natural language inference.
Premise: "A man with the japanese flag on his shirt is sitting on the base of a statue."
Hypothesis: "The statue is outdoors."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

it is not possible to tell
Explanation: Being at the base of a statue does not imply being outdoors..

Premise: "A trombonist is at the front of the stage during a concert."
Hypothesis: "A trombonist is having trouble remembering what to play."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: Being at the front of the stage does not imply having trouble..

Test for natural language inference.
Premise: "Male on a skateboard."
Hypothesis: "Using an empty pool as a ramp on a very pretty day."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell
Explanation: A male broke into an old abandoned hotel and used the empty pool as a ramp to skateboard..