A woman is laying down in the grass.
The man is sitting indian style in grass.
Its either a woman laying down or a man sitting indian style not both in the grass.
exists e1 s1 x1 x2.(n_grass(x2) & in(e1,x2) & a_down(s1) & Manner(e1,s1) & Actor(e1,x1) & v_lay(e1) & n_woman(x1))
exists e1 x1 x2 x3.(n_man(x1) & in(e1,x3) & n_grass(x3) & indian(e1,x2) & n_style(x2) & Actor(e1,x1) & v_sit(e1))