A girl jumps in the grass.
There is a girl jumping through a sprinkler in the yard.
Just because a girl jumps in the grass doesn't infer that there is a sprinkler.
exists e1 x1 x2.(n_grass(x2) & in(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_girl(x1))
exists p1 x1 x5.(n_yard(x5) & exists e1 x2 x3 x4.((x1 = x2) & in(e1,x5) & through(e1,x4) & n_sprinkler(x4) & Actor(e1,x3) & v_jump(e1) & (x2 = x3) & n_girl(x2)))