If "A man in a white checkered shirt gives a business presentation with a slide show behind him." does that mean that "The man is selling widgets."?
Options:
- yes
- it is not possible to tell
- no

it is not possible to tell
Explanation: The sentence states that the man is giving a business presentation it does not infer that he is selling widgets or anything else..

Given the sentence "A group of choreographed rollerskaters dancing." is it true that "A group of skating dancers."?

yes
Explanation: Rollerskaters skate; a group dancing are dancers; so rollerskaters dancing are skating dancers..

Premise: "The woman in the brown shirt is watching the other woman dry her hair."
Based on this premise, can we conclude that the hypothesis "A woman is drying her hair." is true?
Options:
- yes
- it is not possible to tell
- no

yes
Explanation: Drying hair is another way of saying a woman drys her hair..

Given the sentence "A man is washing the windows of a brick building." is it true that "A man is washing windows."?
yes
Explanation: If the man is washing windows in a brick building then he is washing windows..