[Q] Given the sentence "A group of females running a marathon." can we conclude that "A group of women running."?
Options:
- yes
- it is not possible to tell
- no
[A] Women is a synonym of females and both are running in a group.
The answer is yes.

[Q] Premise: "A boy and girl walk in shallow water."
Hypothesis: "The old people are walking in shallow water."
Do we know that the hypothesis entailed by the premise?
[A] Boy and girl are words to describe young people and old people are not young.
The answer is no.

[Q] Can we conclude from "Three people paddle down a river through tall grass in a canoe." that "The river is frozen over."?
Options:
- yes
- no
- it is not possible to tell
[A] One cannot paddle down a river if it is frozen over.
The answer is no.