The white dog is chasing a toy that is attached to a string across the grass .
It is unlikely that the white dog is chasing a toy that is being held on a string by a man who is across the grass .
We believe that the white dog is chasing a toy that is being held on a string by a man who is across the grass .
It is unlikely that the white dog is chasing a toy that is being held on a string by a man who is across the grass .
The white dog is chasing a toy that is being held on a string by a man who is across the grass .