Woman inside of a food truck smiles out of the window.
The lady in the taco truck smiles as she serves.
Not every food truck is a taco truck.
exists e1 x1 x2 x3 x4.(n_window(x4) & ne_nam_woman(x1) & r_out(e1) & of(e1,x4) & Actor(e1,x1) & v_smile(e1) & of(x1,x2) & n_truck(x2) & of(x2,x3) & n_food(x3) & r_inside(x1))
exists e1 p1 x1 x2 x3.(n_female(x1) & n_truck(x2) & of(x2,x3) & n_taco(x3) & n_lady(x1) & exists e2.(Actor(e2,x1) & v_serve(e2)) & as(e1,p1) & Actor(e1,x1) & v_smile(e1) & in(x1,x2))