The large gray colored dog is jumping on the beach.
The big grey dog is on the beach jumping.
"Jumping on the beach" is a rephrasing of "on the beach jumping".
exists e1 e2 s1 s2 x1 x2.(n_beach(x2) & n_dog(x1) & Theme(e1,x1) & v_color(e1) & a_gray(s2) & Theme(s2,x1) & a_large(s1) & Theme(s1,x1) & on(e2,x2) & Actor(e2,x1) & v_jump(e2))
exists p1 s1 x1 x2 x3.(n_beach(x3) & n_dog(x1) & of(x1,x2) & n_grey(x2) & a_big(s1) & Theme(s1,x1) & exists e1 x4.(on(x1,x3) & Actor(e1,x4) & v_jump(e1) & (x3 = x4)))