Q: If "A man stands on a surfboard and coasts down a large wave." does that mean that "A man is nervously surfing on a large wave."?
Options:
- yes
- it is not possible to tell
- no
A: A man stands on a surfboard and coasts down a large wave does not indicate that he is nervously surfing on a large wave.
The answer is it is not possible to tell.

QUESTION: Can we conclude from "Two white dogs walking in the snow." that "Two dogs relaxing at home."?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Walking in the snow and relaxing at home are two different activities that cannot be performed at the same time. One is outside and one is inside.
The answer is no.

[QUESTION] If "A woman is waiting to cross the street while another woman with a backpack stands near a bicycle." does that mean that "A woman waits to cross the street because traffic is going by."?
Options:
- yes
- it is not possible to tell
- no
Traffic does not always go by for someone to wait to cross the street.
The answer is it is not possible to tell.

Q: Given the sentence "Four students are sitting on the floor by a model volcano." can we conclude that "Four students are learning about volcanos."?
Options:
- yes
- it is not possible to tell
- no
A: Students can sit by a model volcano without learning about volcanos.
The answer is it is not possible to tell.

QUESTION: Given the sentence "A stream of men wearing old century viking costumes and armor are marching along a walkway with stone buildings in the background." is it true that "Some men in costumes are heading to a viking larp meetup."?

Let's solve it slowly: A stream of men wearing old century viking costumes and armor are not necessarily heading to a viking LARP meetup.
The answer is it is not possible to tell.

QUESTION: Premise: "Man in yellow shirt and red cap holding beers at a sport event."
Hypothesis: "Sad man in yellow shirt and red cap holding beers at a sport event."
Do we know that the hypothesis entailed by the premise?

Let's solve it slowly:
A man in yellow shirt holding beers need not necessarily be a SAD man.
The answer is it is not possible to tell.