Two employees prepare food in a busy resaurant.
The two people are talking while they work.
Employees are not always talking when they prepare food.
exists e1 s1 x1 x2 x3.(in(e1,x3) & n_resaurant(x3) & a_busy(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_prepare(e1) & n_food(x2) & n_employee(x1) & card_eq_2(x1))
exists e1 p1 x1.(n_thing(x1) & n_people(x1) & card_eq_2(x1) & exists e2.(Actor(e2,x1) & v_work(e2)) & while(e1,p1) & Actor(e1,x1) & v_talk(e1))