R & A: One can ski on snow or a sand-dune but not both.
no
Q: Given the sentence "A man in mid- air while going down a sand-dune." can we conclude that "The man is skiing in the snow."?
Options:
- yes
- it is not possible to tell
- no

R & A: If a boy is watching another boy ride on a blue slide then the boy is watching the other boy play.
yes
Q: Given the sentence "A little boy is watching another little boy ride on a blue slide." is it true that "The little boy is watch the other boy play."?

R & A: People singing is a rephrasing of three women and a man singing.
yes
Q: Test for natural language inference.
Premise: "Three woman and a man sing their hearts out in the microphone."
Hypothesis: "The people are singing a song."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

R & A: Children playing with food on a table doesn't necessarily imply that they are poking at lasagna.
it is not possible to tell
Q:
If "Two children play with food on a table." does that mean that "The two children are poking at lasagna."?
Options:
- yes
- it is not possible to tell
- no