A guy holds a bunch of grass.
A guy is laying down.
Holding grass is not laying down.
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & of(x2,x3) & n_grass(x3) & n_bunch(x2) & n_guy(x1))
exists e1 s1 x1.(a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_lay(e1) & n_guy(x1))