Question and answer: Q: Can we conclude from "A boy busy concentrating on using a power-drill." that "Boy using a power drill."?
Options:
- yes
- no
- it is not possible to tell
A: yes
Explanation: A boy is using a power drill implies he is busy doing it.

Question and answer: Q: Premise: "A construction worker jack hammering away at the fallen rocks."
Hypothesis: "A worker works away so as to escape fro fallen rocks."
Do we know that the hypothesis entailed by the premise?
A: it is not possible to tell
Explanation: The worker who is jack hammering is not necessarily trying to escape from anything.

Question and answer: Q: Premise: "Two people walk in opposite directions across a brick road."
Hypothesis: "The road was made with bricks."
Do we know that the hypothesis entailed by the premise?
A: yes
Explanation:
A brick road is a road that is made with bricks.