Two chefs trying to figure out how to prepare the meal.
Two people argue about how to cook a meal.
Two people trying to figure something out do not always argue.  You do not always cook a meal to prepare it.
exists e1 p1 x1 x2 x5.(n_meal(x5) & a_topic(x1) & Topic(e1,p1) & Actor(e1,x2) & v_try(e1) & exists e2 s1 x3.(a_out(s1) & Manner(e2,s1) & Topic(e2,x3) & Actor(e2,x2) & v_figure(e2) & n_manner(x3) & exists e3 x4.(Theme(e3,x5) & Actor(e3,x4) & v_prepare(e3))) & (x1 = x2) & n_chef(x1) & card_eq_2(x1))
exists e1 p1 x1 x2.(a_topic(x1) & exists x3.(n_manner(x3) & exists e2 x4 x5.(Theme(e2,x5) & Actor(e2,x4) & v_cook(e2) & n_meal(x5))) & about(x1,p1) & Actor(e1,x2) & v_argue(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))