The backside of a woman leaning against the guard rail of a passenger boat looking out at the open ocean.
The woman is touching the rail.
woman leaning against the guard rail simply means woman is touching the rail
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(n_ocean(x8) & a_open(s1) & Theme(s1,x8) & n_rail(x4) & of(x4,x5) & n_guard(x5) & n_backside(x1) & a_topic(x1) & of(x1,x2) & for(e1,e2) & a_out(s2) & Manner(e2,s2) & at(e2,x8) & Actor(e2,x3) & v_look(e2) & against(e1,x4) & of(x4,x6) & n_boat(x6) & of(x6,x7) & n_passenger(x7) & Actor(e1,x3) & v_lean(e1) & (x2 = x3) & n_woman(x2))
exists e1 x1 x2.(n_rail(x2) & n_woman(x1) & Theme(e1,x2) & Actor(e1,x1) & v_touch(e1))