Q: Given the sentence "A man in yellow jacket rides a bike." is it true that "A man is going from one location to another."?
A: Rides a bike means he's going from one location to another.
The answer is yes.

QUESTION: Given the sentence "A tanned male surf instructor wearing a black long-sleeved rash guard and surf shift holding a board and teaching a young white redheaded female wearing a red rash guard and surf shirt." is it true that "A surfing instructor is teaching a young female how to surf."?

Let's solve it slowly: A surf instructor is teaching a female regardless of their personal details.
The answer is yes.

[QUESTION] Given the sentence "Young girl with a point and shoot camera taking a picture of the sky with tropical trees blurred in the background." is it true that "A young girl on vacation in the keys practices photography."?
Not all tropical trees are in the Keys; not every young girl taking a picture is on vacation.
The answer is it is not possible to tell.

Q: Premise: "A team of rescuers in the water help a person on a gurney."
Hypothesis: "Some people helping a person."
Do we know that the hypothesis entailed by the premise?
A: The team of rescuers might just be a person and not some people.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A toddler girl in pink pajamas playing with a toy house as her grandmother watches over her." can we conclude that "A baby girl plays as her mother's mother looks after her."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Just because it is your grandmother does not mean that it is her mother's mother. It could be her father's mother.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A man with a red hoodie under a gray jacket is sitting on a bench next to his backpack with his head down." can we conclude that "The man is sad."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly:
A man with his head down would not automatically be sad.
The answer is it is not possible to tell.