Student asked: Given the sentence "A man wearing plaid is standing on a pile of rocks looking down at a bike." is it true that "A man stand on a pile of rocks."?
Teacher's response: Let's think. Standing on a pile of rocks is standing on a pile of rocks. The answer is yes.

Student asked: Can we conclude from "A black dog flies through the air while holding an object in its mouth." that "The black dog is jumping to catch a ball."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Flies through the air while holding an object in its mouth does not imply jumping to catch a ball. The answer is it is not possible to tell.

Student asked: Premise: "A man in construction takes a break while he looks at the view."
Based on this premise, can we conclude that the hypothesis "A man is using a forklift." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. One man takes a break there for he is not using a forklift. The answer is no.

Student asked: Given the sentence "A group of five women in blue skirts practicing archery." can we conclude that "Several woman are holding bows and arrows while a crowd watches."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Practicing archery does not imply that they are holding bows and arrows or that a crowd is watching. The answer is it is not possible to tell.