Many individuals dining and conversing at a very pleasant restaurant on a beautiful day.
The people are having lunch.
They are not necessarily eating lunch. They could be eating breakfast, dinner, or anything in between.
exists e2 e1 s1 s2 x1 x2 x3 x4.(at(e2,x3) & on(x3,x4) & n_day(x4) & a_beautiful(s2) & Theme(s2,x4) & n_restaurant(x3) & a_pleasant(s1) & Theme(s1,x3) & r_very(x3) & Actor(e2,x2) & v_converse(e2) & n_individual(x2) & n_quantity(x2) & Actor(e1,x1) & v_dine(e1) & n_individual(x1) & n_quantity(x1))
exists e1 x1 x2.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_lunch(x2))