A brown dog is jumping after a tennis ball .
A brown dog jumps and plays with a tennis ball .
A brown dog is jumping after a tennis ball.
A brown dog jumps and plays with a tennis ball.
One that is jumping is one that jumps, and one that is jumping after a ball is one that plays with a ball.
One that is jumping is one that jumps , and one that is jumping after a ball is one that plays with a ball .