People are gathered outdoors at nighttime.
The people are gathering for the 4th of July fireworks display.
Not every nighttime gathering of people is done on the 4th of July.
exists e1 x1 x2 x3.(at(e1,x3) & n_nighttime(x3) & Recipient(e1,x2) & Theme(e1,x1) & v_gather(e1) & n_outdoors(x2) & n_people(x1))
exists e1 x1 x2 x3 x4.(n_date(x2) & a_date_day_04(x2) & a_date_day_04(x2) & n_people(x1) & for(e1,x2) & of(x2,x3) & n_display(x3) & of(x3,x4) & n_firework(x4) & n_date(x3) & a_date_month_07(x3) & a_date_month_07(x3) & Actor(e1,x1) & v_gather(e1))