A crowd is watching fireworks at night.
People watching a 4th of July fireworks display.
A crowd is watching fireworks at night don't imply that it is the 4th of July fireworks
exists e1 x1 x2 x3.(at(e1,x3) & n_night(x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_firework(x2) & n_crowd(x1))
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_watch(e1) & of(x3,x4) & n_display(x4) & of(x4,x5) & n_firework(x5) & n_date(x4) & a_date_month_07(x4) & a_date_month_07(x4) & n_date(x3) & a_date_day_04(x3) & a_date_day_04(x3) & (x1 = x2) & n_people(x1))