A young child sits on a bench with his helmet on and skateboard under his feet.
The skateboarder skated down the street.
A young child that sits on a bench with his skateboard under his feet can not also skate down the street at the same time.
exists e1 s1 x1 x2 x3 x4 x5.(under(e1,x5) & n_foot(x5) & of(x5,x1) & n_male(x1) & n_male(x1) & with(e1,x3) & on(x3,x4) & n_skateboard(x4) & n_helmet(x3) & of(x3,x1) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_sit(e1) & n_child(x1) & a_young(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_street(x2) & n_skateboarder(x1) & down(e1,x2) & Actor(e1,x1) & v_skate(e1))