A young man skateboards over a commercial trash container while two other guys watch.
Three girls practice their skateboard stunts.
one young man is not the same as three girls
exists p1 p2 p3 s1 s2 x1 x2 x3 x4 x6.(n_guy(x6) & for(p1,x1) & exists x7.n_event(x7) & exists e1 x5.(Actor(e1,x5) & v_watch(e1) & -(x5 = x6) & n_guy(x5) & card_eq_2(x5)) & while(p2,p3) & over(x1,x3) & n_container(x3) & of(x3,x4) & n_trash(x4) & a_commercial(s2) & Theme(s2,x3) & n_skateboard(x1) & of(x1,x2) & n_man(x2) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_practice(e1) & n_stunt(x2) & of(x2,x3) & n_skateboard(x3) & of(x2,x1) & n_thing(x1) & n_girl(x1) & card_eq_3(x1))