Q: Given the sentence "A woman wearing a pink shirt jumps in the air with her arms and legs spread to her sides." can we conclude that "The woman is doing jumping jacks."?
Options:
- yes
- it is not possible to tell
- no
A: it is not possible to tell
Chain-of-thought: If a woman is jumping up in the air with her arms and legs spread to her sides we can not assume she is doing jumping jacks.

Q: Can we conclude from "Street vendor in europe sells to several elderly people." that "The person is selling things."?
Options:
- yes
- no
- it is not possible to tell
A: yes
Chain-of-thought: The street vendor sells to elderly people which means that this person is selling things.

Q: If "Arm-strokes from swimmers who are racing in the pool." does that mean that "No one is in the water."?
Options:
- yes
- it is not possible to tell
- no
A: no
Chain-of-thought: Swimmers can not be racing in the pool if no one is in the water.

Q: Given the sentence "Class full of african students sitting in blue desks with teacher in the front of the classroom." is it true that "The students are learning math."?
A: it is not possible to tell
Chain-of-thought:
A class of students doesn't mean they are in math class.