Two men are sweeping in a white room.
The men are setting up and cleaning for an event.
Just because they are sweeping, does not mean that they are setting up for an event in the room.
exists e1 s1 x1 x2.(in(e1,x2) & n_room(x2) & a_white(s1) & Theme(s1,x2) & Actor(e1,x1) & v_sweep(e1) & n_man(x1) & card_eq_2(x1))
exists e2 e1 s1 x1 x2 x3.(n_man(x1) & for(e2,x3) & n_event(x3) & Actor(e2,x1) & v_clean(e2) & a_up(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_set(e1) & n_event(x2))