A climber hangs from a rock face over blue water.
A man riding on water.
one cant be riding on water and is hanging from a rock face at the same time.
exists e1 s1 x1 x2 x3 x4.(over(e1,x4) & n_water(x4) & a_blue(s1) & Theme(s1,x4) & from(e1,x2) & n_face(x2) & of(x2,x3) & n_rock(x3) & Actor(e1,x1) & v_hang(e1) & n_climber(x1))
exists x1 x2 x3.(a_topic(x1) & on(x1,x3) & n_water(x3) & n_riding(x1) & of(x1,x2) & n_man(x2))