A woman stands on a sidewalk in front of a picket fence.
A woman is looking at buying a car.
Stands on a side walk implies she was just standing there. While looking to buy a car implies she was not just standing there.
exists e1 x1 x2 x3 x4 x5.(in(e1,x3) & of(x3,x4) & n_fence(x4) & of(x4,x5) & n_picket(x5) & n_front(x3) & on(e1,x2) & n_sidewalk(x2) & Actor(e1,x1) & v_stand(e1) & n_woman(x1))
exists e2 e1 x1 x2 x3.(at(e1,e2) & Theme(e2,x3) & Actor(e2,x2) & v_buy(e2) & n_car(x3) & Actor(e1,x1) & v_look(e1) & n_woman(x1))