QUESTION: Given the sentence "A man dressed in a cowboy hat and a blue unbuttoned shirt is smiling in a shed." is it true that "A man is wearing a cowboy hat."?

Let's solve it slowly: Dressed in a cowboy hat is the same as wearing a cowboy hat.
The answer is yes.


QUESTION: Test for natural language inference.
Premise: "There are people sitting on a bus and the camera is focused on a man waving his hands at the camera."
Hypothesis: "The friends are being filmed by a stranger on the bus."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Three people sitting and waving at the man does not imply they are being filmed.
The answer is it is not possible to tell.


QUESTION: Can we conclude from "People stand and walk on a brick sidewalk wearing jackets and warm clothes." that "People on a brick sidewalk during summer."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
The season isn't necessarily summer and the people are wearing jackets and warm clothes.
The answer is it is not possible to tell.