There is a lady in a dress walking across a busy street beside of a taxi.
a lady is walking to work
A lady walking across a busy street is not necessarily walking to work.
exists p1 x1 s1 x2 x3 x4 x5 x6 x7.((x1 = x2) & of(x6,x7) & n_taxi(x7) & beside(x2,x6) & n_thing(x6) & in(x2,x3) & across(x3,x5) & n_street(x5) & a_busy(s1) & Theme(s1,x5) & n_walking(x3) & of(x3,x4) & n_dress(x4) & n_lady(x2))
exists e1 p1 x1.(Topic(e1,p1) & Actor(e1,x1) & v_walk(e1) & exists e2.(Actor(e2,x1) & v_work(e2)) & n_lady(x1))