A dog is bounding through tall grass.
A young bird is in its nest.
The animal is either a dog or a bird. The animal is either in tall grass or in a nest.
exists e1 s1 x1 x2.(through(e1,x2) & n_grass(x2) & a_tall(s1) & Theme(s1,x2) & Actor(e1,x1) & v_bound(e1) & n_dog(x1))
exists p1 s1 x1 x2.(in(x1,x2) & n_nest(x2) & of(x2,x1) & n_thing(x1) & n_bird(x1) & a_young(s1) & Theme(s1,x1))