A white puppy walks down a dirt path trailing his leash on the ground behind him .
It is impossible that a white puppy walks down a dirt path with his owner tightly holding onto his leash .
It is impossible that a white puppy walks down a dirt path with his owner tightly holding onto his leash .
It is certain that a white puppy walks down a dirt path with his owner tightly holding onto his leash .
A white puppy walks down a dirt path with his owner tightly holding onto his leash .