7 people smile and toast after a grand meal.
The group of people are at a wedding rehearsal dinner.
A wedding rehearsal can be a subset of a grand meal.
exists e2 e1 s1 x1 x2 x3.(after(e2,x3) & n_meal(x3) & a_grand(s1) & Theme(s1,x3) & Actor(e2,x2) & v_toast(e2) & n_people(x2) & n_date(x2) & a_date_day_07(x2) & a_date_day_07(x2) & Actor(e1,x1) & v_smile(e1) & n_people(x1) & n_date(x1) & a_date_day_07(x1) & a_date_day_07(x1))
exists p1 x1 x2.(n_group(x1) & exists x3 x4 x5.(at(x1,x3) & n_dinner(x3) & of(x3,x5) & n_rehearsal(x5) & of(x3,x4) & n_wedding(x4)) & of(x1,x2) & n_people(x2))