A woman is grating cheese.
A woman is grating cheese.
both sentences refer to the same woman grating cheese
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_grate(e1) & n_cheese(x2) & n_woman(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_grate(e1) & n_cheese(x2) & n_woman(x1))