Q: Given the sentence "A man in a hat is posing for a photo with a white donkey pulling a wagon." is it true that "A man in a hat is riding a donkey to mexico."?
A: The man is either posing for a photo or riding a donkey.
The answer is no.

Q: Premise: "An middle-age woman smiling while sewing."
Hypothesis: "The woman is sewing a dress for someone."
Do we know that the hypothesis entailed by the premise?
A: A woman sewing doesn't imply that she is sewing a dress for someone.
The answer is it is not possible to tell.

Q: Premise: "A vocalist in gray shirt and jeans is performing with an electric guitarist wearing a purple bandanna."
Hypothesis: "The performer is on stage performing a song."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: The vocalist may not be singing a song at the moment.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "A couple stand and looks at the ocean."
Hypothesis: "A couple holds hands on the beach looking at the water."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A:
Looks at the ocean does not necessarily mean holds hands on the beach.
The answer is it is not possible to tell.