A man with a beard is sitting on red painted steps.
The man's beard is brown.
Not all beards are brown.
exists e1 s1 s2 x1 x2 x3.(on(e1,x3) & n_step(x3) & a_painted(s2) & Theme(s2,x3) & a_red(s1) & Theme(s1,x3) & Actor(e1,x1) & v_sit(e1) & with(x1,x2) & n_beard(x2) & n_man(x1))
exists e1 x1 x2.(n_beard(x2) & of(x2,x1) & n_man(x1) & Theme(e1,x2) & v_brown(e1))