R & A: It is possible to stand on a train platform without waiting for a train.
it is not possible to tell
Q: If "Person in a blue anorak reading a large sign standing on a train platform." does that mean that "Someone is waiting for a train."?
Options:
- yes
- it is not possible to tell
- no

R & A: Large waves can occur on cloudy days as well as on sunny ones.
it is not possible to tell
Q: Premise: "A group of people surf on a very large wave."
Hypothesis: "There are people outdoors surfing on a sunny day."
Do we know that the hypothesis entailed by the premise?

R & A: Three young people standing in a crowded room are not necessarily partying.
it is not possible to tell
Q: Premise: "Three young people standing in a crowded room."
Based on this premise, can we conclude that the hypothesis "The three young people are partying." is true?
Options:
- yes
- it is not possible to tell
- no

R & A: If a man is using a chisel it follows that he is using it on an object.
yes
Q:
Can we conclude from "A man wearing a red jacket and gray shirt is using a chisel on an object." that "A man is using a chisel."?
Options:
- yes
- no
- it is not possible to tell