QUESTION: Can we conclude from "A dog catches a ball in its mouth." that "A dog catches a red ball his owner threw."?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. The ball need not be red and need not have been thrown by its owner.
Answer is it is not possible to tell.


QUESTION: Can we conclude from "Three people walking down an alley at night." that "Three people wearing black are walking."?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. Being in an alley at night does not mean wearing black.
Answer is it is not possible to tell.


QUESTION: Test for natural language inference.
Premise: "Group of younger women dressed in skirts and dresses gathered on a lawn by a tent and a building."
Hypothesis: "Young women spending the night at a bar."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. A bar wouldn't have a tent that you could spend the night in.
Answer is no.


QUESTION: Given the sentence "A baseball pitcher leans back in preparation for a pitch." is it true that "Basketball pitcher with a spectacle is preparing pitch."?

SOLUTION:
Let's solve this gradually. There is no such thing as a basketball pitcher. Having a spectacle is not something we'll know automatically.
Answer is it is not possible to tell.