Two people on a beach sitting underneath a colorful umbrella.
The beach doesn't have any sand
A beach cannot not have sand.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & on(x1,x2) & underneath(e1,x4) & n_umbrella(x4) & a_colorful(s1) & Theme(s1,x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_beach(x2) & n_people(x1) & card_eq_2(x1))
exists x1.(n_beach(x1) & -all x2.(n_sand(x2) -> exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1))))