Question and answer: Q: Can we conclude from "A cowboy is viciously thrown about as he attempts to hold on to a horse he is riding in a rodeo competition." that "The cowboy is riding for the championship."?
Options:
- yes
- no
- it is not possible to tell
A: it is not possible to tell
Explanation: Participating in a rodeo competition does not imply that the cowboy is riding for the championship.

Question and answer: Q: If "A guy in a nike shirt that reads ""make some noise"" tilts his head sideways as he eats." does that mean that "A school guy preparing for exam."?
Options:
- yes
- it is not possible to tell
- no
A: it is not possible to tell
Explanation: One can not assume that this particular guy is a school guy preparing for exam.

Question and answer: Q: Given the sentence "A man is playing cello as part of an orchestra at a formal performance." is it true that "A man is playing cello."?
A: yes
Explanation:
Playing cello as part of an orchestra is a way of playing cello.