QUESTION: Premise: "A person is riding a bike through a forest."
Hypothesis: "A man eats a sandwich."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly: If one is riding a bike through a forest one is not also eating a sandwich--due to the nature of the terrain in a forest one will eventually crash without both hands on the handlebars.
The answer is no.

[QUESTION] Premise: "A group of people in formal attire are in the background and a man in a white shirt with khaki pants jumps from the dirt road to the green grass."
Based on this premise, can we conclude that the hypothesis "There are people wearing fancy clothes." is true?
Options:
- yes
- it is not possible to tell
- no
People in formal attire signifies they are dressed in fancy clothes.
The answer is yes.

Q: Given the sentence "Kids are standing and holding basketballs." is it true that "Kids are at a basketball practice."?
A: Holding basketballs does not imply that it is at a basketball practice.
The answer is it is not possible to tell.

QUESTION: Premise: "A large group of seated people all looking in the same direction."
Based on this premise, can we conclude that the hypothesis "A group of people are sitting." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: A large group of seated people is same as a group of people are sitting.
The answer is yes.

[QUESTION] If "A young rhythmic gymnastic is watching a yellow hula hoop go by during her routine." does that mean that "A gymnist is performing a summersault."?
Options:
- yes
- it is not possible to tell
- no
Just because a gymnist is doing a routine it does not mean they are performing a summersault.
The answer is it is not possible to tell.

Q: Premise: "Two people hanging on a rope over a cliff."
Hypothesis: "The two people hanging are best friends."
Do we know that the hypothesis entailed by the premise?
A:
People don't need to be best friends to hang on a rope together.
The answer is it is not possible to tell.