QUESTION: Given the sentence "A mountain climber scales a steep rock face." can we conclude that "A climber mounts a steep surface."?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. The climber is scaling a steep roockface therefore he has mounted it.
Answer is yes.

QUESTION: Premise: "The worker is standing on a ladder on a city sidewalk repairing the building with a large drill."
Hypothesis: "The ladder is empty."
Do we know that the hypothesis entailed by the premise?

SOLUTION: Let's solve this gradually. A worker cannot be standing on a ladder when it is empty.
Answer is no.

QUESTION: Premise: "A little boy on a dirt road is walking away from his blue bike."
Hypothesis: "A little boy leaves his bike because he crashed."
Do we know that the hypothesis entailed by the premise?

SOLUTION: Let's solve this gradually. A boy walking away from a bike doesn't necessarily that the bike crashed.
Answer is it is not possible to tell.

QUESTION: Premise: "A man repels down a cliff over water."
Based on this premise, can we conclude that the hypothesis "A man is repelling down a cliff for the first time." is true?
Options:
- yes
- it is not possible to tell
- no

SOLUTION:
Let's solve this gradually. A man repelling down a cliff may not be doing it for the first time.
Answer is it is not possible to tell.