Two people are eating a meal at a table with umbrella on top.
They are both speaking Klingon.
Two people eating at a table is not a reason to believe they are speaking Klingon.
exists e1 x1 x2 x3 x4 x5.(on(e1,x5) & n_top(x5) & with(e1,x4) & n_umbrella(x4) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & at(x2,x3) & n_table(x3) & n_meal(x2) & n_people(x1) & card_eq_2(x1))
exists e1 s1 x1 x2.(ne_geo_klingon(x2) & n_thing(x1) & a_both(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_speak(e1))