Q: Given the sentence "A white dog jumps from the grass into water from a hose." is it true that "There's a black dog in the house."?
A: The dog cannot be a white dog and a black dog at the same time. Also the dog cannot be in the house and on the grass.
The answer is no.

Q: Premise: "A snowboarder flips upside down with a snow covered hill in the background."
Hypothesis: "Skiers are sitting around a campfire in the dark."
Do we know that the hypothesis entailed by the premise?
A: Skiers sitting around a campfire could not also be a snowboarder that flips upside down.
The answer is no.

Q: Given the sentence "Two students at work in a science class." is it true that "They are at home playing video games."?
A: Working and playing are two different actions. A science class and home are two different locations.
The answer is no.

Q: Given the sentence "Two young boys with blue shirts and glasses posing for the camera." can we conclude that "The two boys are crying as they pose for the camera."?
Options:
- yes
- it is not possible to tell
- no
A:
Two young boys posing for the camera doesn't necessarily imply crying.
The answer is it is not possible to tell.