[Q] Given the sentence "Two surfers preparing to enter the water for a competition." is it true that "The surfers have swam back to shore."?
[A] Preparing to enter the water and swimming back to shore are two different events.
The answer is no.

[Q] Given the sentence "A waitress carrying beverages with a red apron." is it true that "The waitres is at work."?
[A] A waitress at work implies she is wearing a red apron and carrying beverages.
The answer is yes.

[Q] Test for natural language inference.
Premise: "A woman is bending down and looking into a stream through a wooded and mossy forest."
Hypothesis: "The woman looks for a rock in the stream."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] The woman bending down and looking into a stream might not necessarily be looking for a rock.
The answer is it is not possible to tell.