The dog leaps into the air in a field.
The cat leaps in the air.
The animal jumping in the air must either be a dog or a cat.
exists e1 x1 x2 x3.(n_air(x2) & n_dog(x1) & into(e1,x2) & in(x2,x3) & n_field(x3) & Actor(e1,x1) & v_leap(e1))
exists e1 x1 x2.(n_air(x2) & n_cat(x1) & in(e1,x2) & Actor(e1,x1) & v_leap(e1))