A woman is playing tennis while sitting down in the grass .
It is probably not the case that a woman sits in the grass while hitting a tennis ball with a tennis racket .
It is probably not the case that a woman sits in the grass while hitting a tennis ball with a tennis racket .
We believe that a woman sits in the grass while hitting a tennis ball with a tennis racket .
A woman sits in the grass while hitting a tennis ball with a tennis racket .