People in Texas and having a festival in the streets, one man is cooking and his son is helping him.
A father and son are selling plates of the food they cooked at the festival.
Boy and a man cooking cooking does not imply they are selling plates.
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7 x8.(n_male(x6) & n_male(x6) & n_son(x8) & of(x8,x6) & n_street(x6) & ne_geo_texas(x3) & Theme(e2,x6) & Actor(e2,x8) & v_help(e2) & Theme(s1,x1) & a_cooking(s1) & subset_of(e1,x1) & rel(e1,x7) & n_man(x7) & card_eq_1(x7) & Theme(e1,x5) & Actor(e1,x4) & v_have(e1) & in(x5,x6) & n_festival(x5) & n_thing(x4) & subset_of(x2,x1) & in(x2,x3) & n_people(x2))
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(n_festival(x7) & n_thing(x5) & n_food(x5) & at(e2,x7) & Theme(e2,x4) & Actor(e2,x1) & v_sell(e2) & of(x4,x5) & Theme(e1,x6) & Actor(e1,x5) & v_cook(e1) & (x5 = x6) & n_plate(x4) & n_son(x3) & n_father(x2) & subset_of(x3,x1) & subset_of(x2,x1))