A customs officer leaning on a bike rack outside of an office building.
A customs officer searches a man at the airport.
An officer would not be leaning as he searches.  An airport and an office building are different locations.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & on(e1,x4) & of(x6,x7) & n_building(x7) & of(x7,x8) & n_office(x8) & outside(x4,x6) & n_thing(x6) & n_rack(x4) & of(x4,x5) & n_bike(x5) & Actor(e1,x3) & v_lean(e1) & (x1 = x3) & n_officer(x1) & of(x1,x2) & n_custom(x2))
exists e1 x1 x2 x3 x4.(n_airport(x4) & Theme(e1,x3) & Actor(e1,x1) & v_search(e1) & at(x3,x4) & n_man(x3) & n_officer(x1) & of(x1,x2) & n_custom(x2))