a large group of people rasing their hands in the air all at once.
the people are waveing
Rasing their hands in the air all at once doesn't mean they're waveing.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_air(x5) & a_topic(x1) & of(x1,x2) & r_all(e1) & r_at(e1) & card_eq_1(x6) & n_time(x6) & Frequency(e1,x6) & in(e1,x5) & Theme(e1,x4) & Actor(e1,x3) & v_rase(e1) & n_hand(x4) & of(x4,x1) & n_thing(x1) & (x2 = x3) & n_people(x2) & n_group(x1) & a_large(s1) & Theme(s1,x1))
exists e1 x1.(n_people(x1) & Actor(e1,x1) & v_wavee(e1))