A procession of adults and children play drums and percussion instruments.
People of all ages playing in a band
Adults and children would include people of all ages.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(Theme(e1,x5) & Actor(e1,x1) & v_play(e1) & n_instrument(x7) & of(x7,x8) & n_percussion(x8) & n_drum(x6) & subset_of(x7,x5) & subset_of(x6,x5) & of(x1,x2) & subset_of(x4,x2) & n_child(x4) & subset_of(x3,x2) & n_adult(x3) & n_procession(x1))
exists x1.(all x2.(n_age(x2) -> exists e1 x3 x4.(a_topic(x1) & in(e1,x4) & n_band(x4) & Actor(e1,x3) & v_play(e1) & (x1 = x3) & of(x1,x2))) & n_people(x1))