A woman is ridding on a horse is beat a cow.
A cow and a horse are in a pasture.
If the woman is ridding the horse, they aren't in a pasture.
exists e2 e1 x1 x2 x3 x4.(Recipient(e2,x4) & Theme(e2,x1) & v_beat(e2) & n_cow(x4) & on(e1,x3) & n_horse(x3) & Actor(e1,x2) & v_rid(e1) & (x1 = x2) & n_woman(x1))
exists p1 x1 x2 x3.(exists x4.(in(x1,x4) & n_pasture(x4)) & subset_of(x3,x1) & n_horse(x3) & subset_of(x2,x1) & n_cow(x2))