A customs officer leaning on a bike rack outside of an office building.
A customs officer leans against a bike rack.
Leaning on and leaning against something are the same.
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.(against(e1,x3) & n_rack(x3) & of(x3,x4) & n_bike(x4) & Actor(e1,x1) & v_lean(e1) & n_officer(x1) & of(x1,x2) & n_custom(x2))