One young girl eats fruit while another eats chocolate.
Two girls eating lunch.
Girls can eat fruit and chocolate on occasions that are not lunch.
exists e1 p1 s1 x1 x2.(exists e2 x3 x4.(Theme(e2,x4) & Actor(e2,x3) & v_eat(e2) & n_chocolate(x4) & n_thing(x3)) & while(e1,p1) & Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & n_fruit(x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1) & card_eq_1(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_eat(e1) & n_lunch(x3) & (x1 = x2) & n_girl(x1) & card_eq_2(x1))