People eat under green trees.
People are eating pizza next to a mural of trees.
The people are eating under green trees, not just mural of trees.
exists e1 s1 x1 x2.(under(e1,x2) & n_tree(x2) & a_green(s1) & Theme(s1,x2) & Actor(e1,x1) & v_eat(e1) & n_people(x1))
exists e1 x1 x2 x3 x4 x5.(Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & to(x3,x4) & of(x4,x5) & n_tree(x5) & n_mural(x4) & next(x2,x3) & n_thing(x3) & n_pizza(x2) & n_people(x1))