Man in khaki pants bent over in front of a wall covered in graffiti.
A man is behind a graffiti wall.
The man can't be in front of a wall and behind the wall at the same time.
exists e1 s1 s2 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & in(x1,x2) & in(s2,x5) & of(x5,x6) & in(e1,x8) & n_graffitus(x8) & Theme(e1,x7) & v_cover(e1) & (x6 = x7) & n_wall(x6) & n_front(x5) & Theme(s2,x4) & a_over(s2) & (x2 = x4) & n_bent(x2) & of(x2,x3) & n_pants(x3) & a_khaki(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(exists x2 x3.(behind(x1,x2) & n_wall(x2) & of(x2,x3) & n_graffitus(x3)) & n_man(x1))