Kid in jean shorts uses a skateboard to jump over a cameraman while other skateboarders and cameramen watches.
Nobody has shorts.
You would not be able to say nobody has shorts if there is a kid in jean shorts at the same location.
exists e1 p1 s1 x1 x2 x3 x7.(n_skateboarder(x7) & ne_nam_kid(x1) & Theme(e1,p1) & Recipient(e1,x3) & Actor(e1,x1) & v_use(e1) & exists e2 s2 x4 x5 x6 x8.(while(e2,x5) & subset_of(x8,x5) & n_watch(x8) & a_cameramen(s2) & Theme(s2,x8) & subset_of(x6,x5) & -(x6 = x7) & n_skateboarder(x6) & over(e2,x4) & n_cameraman(x4) & Actor(e2,x1) & v_jump(e2)) & n_skateboard(x3) & in(x1,x2) & n_shorts(x2) & a_jean(s1) & Theme(s1,x2))
-exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_shorts(x2) & n_person(x1))