A woman is sorting through food on the sidewalk.
The woman is getting on the bus.
The woman cannot be sorting through food on a sidewalk and be getting on the buss simultaneously
exists e1 x1 x2 x3.(n_sidewalk(x3) & through(e1,x2) & on(x2,x3) & n_food(x2) & Actor(e1,x1) & v_sort(e1) & n_woman(x1))
exists e1 x1 x2.(n_bus(x2) & n_woman(x1) & on(e1,x2) & Actor(e1,x1) & v_get(e1))