A brown dog is jumping on its hind legs.
A brown dog is jumping.
a brown dog is jumping is the same as a brown dog is jumping
exists e1 s1 x1 x2 x3.(on(e1,x2) & n_leg(x2) & of(x2,x3) & n_hind(x3) & of(x2,x1) & n_thing(x1) & Actor(e1,x1) & v_jump(e1) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists e1 s1 x1.(Actor(e1,x1) & v_jump(e1) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))