Q: Premise: "A classroom of students watching a presentation."
Hypothesis: "No one is in the room."
Do we know that the hypothesis entailed by the premise?
A: no
Chain-of-thought: If no one is in the room then there are no classroom of students.

Q: Given the sentence "Four people in life jackets float on a raft." is it true that "Some people are white water rafting in a river."?
A: it is not possible to tell
Chain-of-thought: People can float on a river and not be white water rafting.

Q: If "A young performer on stage with a buttoned up shirt and vintage-style sunglasses sings his song." does that mean that "A performer is singing on a stage."?
Options:
- yes
- it is not possible to tell
- no
A: yes
Chain-of-thought: The performer is singing on a stage as he is on stage and sings his song.

Q: If "Girl waiting at the airport." does that mean that "A girl is waiting for a plane to land."?
Options:
- yes
- it is not possible to tell
- no
A: yes
Chain-of-thought:
A girl waiting for a plane to land. must be waiting at the airport.