[Q] Given the sentence "Blue race car riding on dirt path with onlookers." is it true that "People watching a remote control race car on the dirt."?
[A] The race may or may not be a remote control race car.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "A man displaying different varieties of fish in an older building."
Hypothesis: "There is a man eating dinner at a restaurant."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] If a man is displaying fish he is not eating dinner.
The answer is no.

[Q] If "The man is purchasing meat at the grocery store." does that mean that "The sad man is purchasing meat at the grocery store."?
Options:
- yes
- it is not possible to tell
- no
[A] There is nothing that implies the man at the grocery store is sad.
The answer is it is not possible to tell.