A large black and white dog is running through a grassy field .
Chances are slight that a large black and white dog is running through a grassy field on a leash .
Chances are slight that a large black and white dog is running through a grassy field on a leash .
There is a better than even chance that a large black and white dog is running through a grassy field on a leash .
A large black and white dog is running through a grassy field on a leash .