Kitchen workers are preparing food in a busy, smokey kitchen.
Kitchen workers are having a food fight
Workers would not be preparing food and having a food fight at the same time.
exists e1 s1 s2 s3 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_prepare(e1) & in(x3,x4) & n_kitchen(x4) & a_smokey(s3) & Theme(s3,x4) & a_,(s2) & Theme(s2,x4) & a_busy(s1) & Theme(s1,x4) & n_food(x3) & n_worker(x1) & of(x1,x2) & n_kitchen(x2))
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_have(e1) & n_fight(x3) & of(x3,x4) & n_food(x4) & n_worker(x1) & of(x1,x2) & n_kitchen(x2))