Three people with jackets have their backs turned as one of them in the middle is putting food in his mouth.
Nobody is wearing a jacket.
Three people cannot be wearing jackets if nobody is wearing a jacket
exists e1 e2 p1 x1 x2 x3 x4 x6 x8.(n_middle(x6) & exists e3 x5 x7.(in(e3,x8) & Theme(e3,x7) & Actor(e3,x5) & v_put(e3) & n_food(x7) & in(x5,x6) & of(x5,x1) & n_thing(x5) & card_eq_1(x5)) & n_mouth(x8) & of(x8,x2) & n_male(x2) & n_thing(x1) & n_thing(x1) & as(e2,p1) & Actor(e2,x1) & v_turn(e2) & with(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_have(e1) & n_back(x4) & of(x4,x1) & (x2 = x3) & n_jacket(x2) & n_people(x1) & card_eq_3(x1))
-exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_jacket(x2) & n_person(x1))