Three workers are walking out of their secured building at the end of the day.
Three workers are walking out of their burning building during a fire.
The building cannot be secured and burning at the same time.
exists e1 s1 x1 x2 x3 x4.(n_day(x4) & n_end(x3) & at(e1,x3) & of(x3,x4) & of(e1,x2) & n_building(x2) & a_secured(s1) & Theme(s1,x2) & of(x2,x1) & n_thing(x1) & r_out(e1) & Actor(e1,x1) & v_walk(e1) & n_worker(x1) & card_eq_3(x1))
exists e1 x1 x2 x3 x4.(during(e1,x4) & n_fire(x4) & of(e1,x2) & n_building(x2) & of(x2,x3) & n_burning(x3) & of(x2,x1) & n_thing(x1) & r_out(e1) & Actor(e1,x1) & v_walk(e1) & n_worker(x1) & card_eq_3(x1))