A man jumping over a white fire hydrant on a skateboard.
that's what happens on 420
Jumping over a white fire hydrant on a skate board is a very specific statement whereas that what happens is a extremely statement.
exists e1 s1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x5) & n_skateboard(x5) & over(e1,x3) & n_hydrant(x3) & of(x3,x4) & n_fire(x4) & a_white(s1) & Theme(s1,x3) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_man(x1))
exists p1 x1.(n_thing(x1) & exists e1 x2 x3.(n_thing(x2) & (x1 = x2) & on(e1,x3) & n_thing(x3) & card_eq_420(x3) & Actor(e1,x2) & v_happen(e1)))