A woman whose head is not visible walks in front of a bus with an advertisement on its side.
The bus is on the street
Just because a woman walks by a bus doesn't mean it's on a street.
exists e1 x1 x2 x3 x4 x5 x6.(in(e1,x3) & of(x3,x4) & with(x4,x5) & on(x5,x6) & n_side(x6) & of(x6,x1) & n_thing(x1) & n_advertisement(x5) & n_bus(x4) & n_front(x3) & Actor(e1,x1) & v_walk(e1) & -exists s1.(Theme(s1,x2) & a_visible(s1)) & n_head(x2) & of(x2,x1) & n_woman(x1))
exists p1 x1 x2.(n_street(x2) & n_bus(x1) & on(x1,x2))