QUESTION: Given the sentence "A baby holds a toothbrush in one hand while sitting in the sink." is it true that "A baby is holding a toothbrush in the bathroom."?

Let's solve it slowly: There are sinks in other places besides a bathroom like the kitchen.
The answer is it is not possible to tell.


QUESTION: Test for natural language inference.
Premise: "A guy is riding his bike next to a brick building with bright blue doors."
Hypothesis: "A man is riding his bike to work."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: A man riding his bike is not necessarily riding his bike to work.
The answer is it is not possible to tell.


QUESTION: Given the sentence "Two people are running in a competition on a track." can we conclude that "The people are wearing a track suit."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
People running in a competition don't always wear a track suit.
The answer is it is not possible to tell.