A white and brown dog is running on grass
A poodle and chihuahua are running around in a park.
To run on grass, one does not have to be in a park.
exists e1 s1 s2 x1 x2.(on(e1,x2) & n_grass(x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1) & a_brown(s2) & Theme(s2,x1) & a_white(s1) & Theme(s1,x1))
exists e1 p1 x1 x2 x3 x4.(in(e1,x4) & n_park(x4) & exists s1.(Theme(s1,x1) & a_around(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_run(e1) & n_chihuahua(x3) & n_poodle(x2) & subset_of(x3,x1) & subset_of(x2,x1))