A man is playing a large red drum.
the man is in a marching band
The man could be alone and not in a marchign band.
exists e1 e2 s1 x1 x2 x3.(Actor(e2,x1) & v_drum(e2) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_red(x3) & a_large(s1) & Theme(s1,x3) & (x1 = x2) & n_man(x1))
exists p1 x1.(n_man(x1) & exists x2 x3.(in(x1,x2) & n_band(x2) & of(x2,x3) & n_marching(x3)))