A guy on a skateboard is doing a stunt at dusk.
The skateboarder is having fun outside in the dark.
dusk does not necessarily take place outside
exists e1 x1 x2 x3 x4.(at(e1,x4) & n_dusk(x4) & Theme(e1,x3) & Actor(e1,x1) & v_do(e1) & n_stunt(x3) & on(x1,x2) & n_skateboard(x2) & n_guy(x1))
exists e1 x1 x2 x3.(n_dark(x3) & n_skateboarder(x1) & in(e1,x3) & r_outside(e1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_fun(x2))