Two people kiss on the beach.
Two people kiss on the beach under an umbrella.
People do not have to kiss under an umbrella to be on the beach.
exists e1 x1 x2.(n_beach(x2) & on(e1,x2) & Actor(e1,x1) & v_kiss(e1) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(n_beach(x2) & under(e1,x3) & n_umbrella(x3) & on(e1,x2) & Actor(e1,x1) & v_kiss(e1) & n_people(x1) & card_eq_2(x1))