Several people are eating a meal outdoors at a restaurant.
There is food at the restaurant.
If people are eating a meal, it means there is food.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_eat(e1) & at(x2,x3) & n_restaurant(x3) & n_outdoors(x2) & a_meal(s2) & Theme(s2,x2) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists p1 x1 x3.(n_restaurant(x3) & exists x2.((x1 = x2) & at(x2,x3) & n_food(x2)))