A man is sitting down next to a hotel.
A man is sitting on a curb.
Just because a man is sitting down next to a curb doesn't necessarily mean on curb
exists e1 s1 x1 x2.(to(e1,x2) & n_hotel(x2) & r_next(e1) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1) & n_man(x1))
exists e1 x1 x2.(on(e1,x2) & n_curb(x2) & Actor(e1,x1) & v_sit(e1) & n_man(x1))