A crowd of people in a parade.
There is a crowd of people in a parade playing instruments.
Just because there is a crowd of people in a parade does not mean they are playing instruments.
exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_parade(x3) & of(x1,x2) & n_people(x2) & n_crowd(x1))
exists p1 x1 s1 x2 x3 x4 x5.((x1 = x2) & in(x2,x4) & n_instrument(x4) & of(x4,x5) & n_playing(x5) & a_parade(s1) & Theme(s1,x4) & of(x2,x3) & n_people(x3) & n_crowd(x2))