A marching band performs on the field.
A marching band is outside.
Fields are typically found outside.
exists e1 x1 x2 x3.(n_field(x3) & a_topic(x1) & on(x1,x3) & n_perform(x1) & of(x1,x2) & n_band(x2) & Actor(e1,x1) & v_march(e1))
exists e1 s1 x1.(Theme(s1,x1) & a_outside(s1) & n_band(x1) & Actor(e1,x1) & v_march(e1))