[Q] Given the sentence "A construction worker operates a cement mixing truck while talking on a cellphone." can we conclude that "Putting in a new sidewalk."?
Options:
- yes
- it is not possible to tell
- no
[A] A cement mixing truck could have been building a new bridge instead of sidewalk.
The answer is it is not possible to tell.

[Q] If "Firemen are lowered into a construction area." does that mean that "Firemen are fight a fire at a construction site."?
Options:
- yes
- it is not possible to tell
- no
[A] Firemen being lowered into a construction area does not mean they are there to fight a fire.
The answer is it is not possible to tell.

[Q] Given the sentence "A older man in beige stands near a younger man in blue in front of a building." is it true that "A younger man is wearing blue."?
[A] The younger man in blue is not necessarily wearing blue clothes.
The answer is it is not possible to tell.