The lady pedestrian appears oblivious to the large ad in the window she is passing.
The ad is for toothpaste
The ad could be for many things besides toothpaste.
exists e1 p1 s2 x1 x2 x3 x4.(n_female(x4) & n_window(x4) & n_ad(x3) & a_large(s2) & Theme(s2,x3) & n_pedestrian(x1) & of(x1,x2) & n_lady(x2) & exists e2 s1 x5.(to(s1,x3) & in(x3,x4) & Theme(e2,x5) & Actor(e2,x4) & v_pass(e2) & (x4 = x5) & Theme(s1,x1) & a_oblivious(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_appear(e1))
exists p1 x1.(n_ad(x1) & exists x2.(for(x1,x2) & n_toothpaste(x2)))