Question and answer: Q: Given the sentence "A man and three young boys stand at the edge of the ocean." can we conclude that "A man and his sons watch as the boys' mother's ashes are carried out by the current."?
Options:
- yes
- it is not possible to tell
- no
A: it is not possible to tell
Explanation: Not all boys standing with men are his sons. Looking at the ocean does not mean the boys' mother's ashes are there.

Question and answer: Q: Given the sentence "People stand in a warehouse." is it true that "People are in a warehouse."?
A: yes
Explanation: People stand in a warehouse is a rephrasing of people are in a warehouse.

Question and answer: Q: Can we conclude from "A young man in white shorts prepares to hit a tennis ball." that "A man is sun bathing on a beach."?
Options:
- yes
- no
- it is not possible to tell
A: no
Explanation:
One cannot prepare to hit a tennis ball if one is sun bathing on a beach.