Q: Test for natural language inference.
Premise: "Schoolgirls walk down the street wearing green outfits."
Hypothesis: "An old lady feeds ducks."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: If you are walking down the street then you would not be able to feed the ducks because you would be in motion.
The answer is no.

QUESTION: Test for natural language inference.
Premise: "Three girls are standing together making peace signs with their hands."
Hypothesis: "Girls hold up their fingers in a v-shape."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: The girls make peace signs with their hands so they must have their fingers in a v-shape.
The answer is yes.

[QUESTION] Premise: "A person wakeboards on a bright yellow board wearing pink shirts a white vest and black helmet."
Hypothesis: "A person is competing in the national wakeboarding competition and he is sponsored by billabong."
Do we know that the hypothesis entailed by the premise?
A person wakeboarding does not have to be in the national wakeboarding competition.
The answer is it is not possible to tell.

Q: Can we conclude from "Three black dogs are swimming through some murky brown water." that "One with a yellow object in its mouth."?
Options:
- yes
- no
- it is not possible to tell
A: The dogs are lounging on the back porch taking a nap.
The answer is no.

QUESTION: Premise: "A white dog opens its mouth near a smaller dog."
Based on this premise, can we conclude that the hypothesis "The angry dog opened its mouth to growl at the other dog." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A dog can open its mouth even when the dog isn't angry. A dog can open its mouth near a smaller dog for any reason and not just if it intends to growl at the smaller dog.
The answer is it is not possible to tell.

QUESTION: Premise: "A woman and her children sit in a park surrounded by pigeons."
Hypothesis: "A woman and her children are in the park with a flock of pigeons."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
If you are surrounded by a flock of birds you are with them.
The answer is yes.