School band playing outside.
A band is outside.
The School band is a band that is playing.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_play(e1) & n_outside(x4) & (x1 = x3) & n_band(x1) & (x1 = x2) & ne_nam_school(x2))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_band(x1))