QUESTION: If "Group of runners leaving the starting line of a race." does that mean that "The runners are starting."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: When runners leave a starting line they are starting the race.
The answer is yes.

QUESTION: Given the sentence "Two people in costume one green one purple both with white face paint." is it true that "There are two clowns."?

Let's solve it slowly: Being in a costume with face paint does not necessarily indicate being clowns.
The answer is it is not possible to tell.

QUESTION: Premise: "Someone in a black sweatshirt and jeans leaps into the air on a beach while a kneeling person in jeans and a black jacket takes a photograph."
Hypothesis: "One human takes a picture of another."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
Someone leaps while a person takes a photograph is simplified into one takes picture of another.
The answer is yes.