A person laying on the grass, in the shade, underneath a tree.
A person is laying out in the sun.
A person cannot be in the shade and in the sun at the same time.
exists e1 x1 x2 x3 x4 x5.(n_shade(x4) & n_grass(x3) & a_topic(x1) & underneath(e1,x5) & n_tree(x5) & in(e1,x4) & on(e1,x3) & Actor(e1,x2) & v_lay(e1) & (x1 = x2) & n_person(x1))
exists e1 s1 x1 x2.(n_sun(x2) & in(e1,x2) & a_out(s1) & Manner(e1,s1) & Actor(e1,x1) & v_lay(e1) & n_person(x1))