Given the sentence "The dog swims towards a waterfall." is it true that "Dog swimming towards a waterfall where his owner is."?
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The owner does cannot be inferred to be next to a waterfall.. The answer is: it is not possible to tell.
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Test for natural language inference.
Premise: "A bike riding couple dressed in bike gear and helmets take a minute to site on a bench to talk and park their bikes."
Hypothesis: "A couple is enjoying the nice day."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
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The bike riding couple may not be enjoying the nice day.. The answer is: it is not possible to tell.
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Given the sentence "A band playing at venue with the guitarists in the foreground and the percussionists in the background." can we conclude that "A band practices in  the garage of the drummer."?
Options:
- yes
- it is not possible to tell
- no
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If a band is playing at a venue then they are not practicing in a garage.. The answer is: no.
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