A team of chefs work to prepare a meal.
A group of chefs cook a mexican feast.
Two chefs preparing a meal doesn't imply that is a Mexican feast.
exists e1 p1 x1 x2 x3 x4.(Topic(e1,p1) & exists e2 x5.(Theme(e2,x5) & Actor(e2,x1) & v_prepare(e2) & n_meal(x5)) & Actor(e1,x3) & v_work(e1) & of(x3,x4) & n_chef(x4) & n_team(x3) & of(x1,x2) & n_chef(x2) & n_team(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_cook(e1) & n_feast(x3) & a_mexican(s1) & Theme(s1,x3) & of(x1,x2) & n_chef(x2) & n_group(x1))