QUESTION: Given the sentence "A family sits at a park while birds fly around." is it true that "A family is together."?

SOLUTION: Let's solve this gradually. A family sits at a park implies that they are together.
Answer is yes.

QUESTION: Given the sentence "A man is giving a presentation to a room full of people." is it true that "A man in standing inside of a building."?

SOLUTION: Let's solve this gradually. The man is in a room so he must be inside a building.
Answer is yes.

QUESTION: Test for natural language inference.
Premise: "Someone is surfing along a wave with someone else swimming nearby."
Hypothesis: "Someone is surfing."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. Someone is surfing along a wave is a rephrasing of someone is surfing.
Answer is yes.

QUESTION: Premise: "A man wearing a long green coat stands in front of a flower cart holding a purple flower arrangement."
Hypothesis: "There is one man in the picture."
Do we know that the hypothesis entailed by the premise?

SOLUTION:
Let's solve this gradually. To be in the picture he would have to be in the front.
Answer is yes.