Student asked: Given the sentence "A drummer is feverishly playing the drums on the stage at the vans warped tour 2012." is it true that "A drummer is playing guitar."?
Teacher's response: Let's think. If a drummer is playing the drums they are not playing guitar. The answer is no.


Student asked: If "A woman wearing a black shirt giving a lecture." does that mean that "A woman sits in the audience at a movie."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A woman cannot be giving a lecture while she sits in the audience at a movie. The answer is no.


Student asked: Given the sentence "A man with a camera and an ice structure behind him." can we conclude that "A man is about to photograph an intricate ice structure."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The man might be taking photograph of something else other than an intricate ice structure. The answer is it is not possible to tell.


Student asked: If "A man in a black jacket plays the trumpet while a crowd watches in the background." does that mean that "A man plays his trumpet for a sold out show."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The crowd in the background does not prove it is a sold out show. The answer is it is not possible to tell.