A man is pushing a dumpster next to some rates stacked up in an alley.
The man is napping on the couch.
The man cannot be napping on a couch at the same time as pushing a dumpster in an alley.
exists e2 e1 s1 x1 x2 x3 x4 x5.(to(e1,x3) & in(e2,x5) & n_alley(x5) & a_up(s1) & Manner(e2,s1) & Actor(e2,x4) & v_stack(e2) & (x3 = x4) & n_rate(x3) & r_next(e1) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_dumpster(x2) & n_man(x1))
exists e1 x1 x2.(n_couch(x2) & n_man(x1) & on(e1,x2) & Actor(e1,x1) & v_nap(e1))