Just because dogs have their heads down a hole doesn't imply they are outside and doesn't imply the dogs are brown.
This justifies what answer for what question? Q & A:
Given the sentence "Two dogs with their heads down a hole and their tails are sticking straight up." can we conclude that "Two brown dogs are outside."?
Options:
- yes
- it is not possible to tell
- no
it is not possible to tell