[Q] Premise: "A teenage girl walks past another with a cellphone."
Hypothesis: "The girl on her phone is talking to the other girl's boyfriend."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
[A] Because a girl walk past another teenager on phone does not mean he is talking to the other girl's boyfriend.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "A girl wearing a pink and black shirt and jeans fixes her hair before walking up the stairs."
Hypothesis: "The girl is running a marathon with chimpanzees."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] The girl either fixes her hair or is running a marathon.
The answer is no.

[Q] Given the sentence "Someone wearing black shirt and shorts and another wearing gray top and jeans skirts are walking their dogs." can we conclude that "The people are walking their cats."?
Options:
- yes
- it is not possible to tell
- no
[A] Dogs are not cats. Cats and dogs would not be simultaneously walked.
The answer is no.