[QUESTION] If "A brown and black dog on a leash is sniffed by a black and white dog." does that mean that "One dogs starts humping the other dog."?
Options:
- yes
- it is not possible to tell
- no
Sniffing the other dog does not imply humping the other dog.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A little girl in a pink outfit is looking straight ahead and holding a pair of binoculars on a stony trail."
Hypothesis: "A little girl is looking at birds."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Holding a pair of binoculars on a stony trail does not mean that the girl is looking at birds.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A red-haired girl in a tub wears a bubble beard." can we conclude that "The bathtub has no water in it."?
Options:
- yes
- it is not possible to tell
- no
There would be no bubbles if the tub had no water.
The answer is no.

[QUESTION] Test for natural language inference.
Premise: "Two men stand on a street in a city and the man on the right points at something."
Hypothesis: "The man on the right points out a place to eat."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Not all men who points at something points out a place to eat.
The answer is it is not possible to tell.