Three males under an umbrella, two sitting and one standing, observe their surroundings.
There are two couples talking under an umbrella during the storm.
Either there are Three males under an umbrella or  two couples talking under an umbrella and cannot be both
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(Theme(e2,x7) & Actor(e2,x1) & v_observe(e2) & n_surroundings(x7) & of(x7,x1) & n_thing(x1) & under(x1,x2) & rel(x2,x3) & subset_of(x6,x3) & n_standing(x6) & card_eq_1(x6) & subset_of(x4,x3) & Actor(e1,x5) & v_sit(e1) & (x4 = x5) & n_thing(x4) & card_eq_2(x4) & n_umbrella(x2) & n_male(x1) & card_eq_3(x1))
exists p1 x1 x5.(n_storm(x5) & exists e1 x2 x3 x4.((x1 = x2) & during(e1,x5) & under(e1,x4) & n_umbrella(x4) & Actor(e1,x3) & v_talk(e1) & (x2 = x3) & n_couple(x2) & card_eq_2(x2)))