A dog is running along a beach with a red object in its mouth.
a dog is at the beach playing with a red object.
The dog is playing if it is running along a beach.
exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & n_mouth(x4) & of(x4,x1) & n_thing(x1) & along(e1,x2) & with(x2,x3) & n_object(x3) & a_red(s1) & Theme(s1,x3) & n_beach(x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists p1 x1 x2 x3.(n_playing(x2) & of(x2,x3) & n_beach(x3) & exists s1 x4.(at(x1,x2) & with(x2,x4) & n_object(x4) & a_red(s1) & Theme(s1,x4)) & n_dog(x1))