A barefoot man on a hill side is bent over.
The man is at the ocean barefoot in the sand.
A hillside is not ocean sand
exists s1 s2 s3 x1 x2 x3.(a_over(s3) & Manner(s2,s3) & Theme(s2,x1) & a_bent(s2) & on(x1,x2) & n_side(x2) & of(x2,x3) & n_hill(x3) & n_man(x1) & a_barefoot(s1) & Theme(s1,x1))
exists p1 x1 x2 x3 x4.(n_sand(x4) & n_barefoot(x2) & of(x2,x3) & n_ocean(x3) & n_man(x1) & at(x1,x2) & in(x2,x4))