Marching band members dressed in black and blue play the drums and other instruments.
Marching band members are dressed in jeans and practicing in the music room.
The band members are either dressed in jeans (no reference to color) or clothing that is black and blue.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7.(n_instrument(x7) & a_topic(x1) & in(e2,x4) & -(x5 = x7) & n_instrument(x5) & of(x5,x6) & n_drum(x6) & (x4 = x5) & n_play(x4) & a_blue(s2) & Theme(s2,x4) & a_black(s1) & Theme(s1,x4) & Theme(e2,x3) & v_dress(e2) & (x1 = x3) & n_member(x1) & of(x1,x2) & n_band(x2) & Actor(e1,x1) & v_march(e1))
exists e1 e2 x1 x2 x3 x4 x5 x6 x7.(n_room(x6) & of(x6,x7) & n_music(x7) & in(e2,x6) & in(e2,x3) & n_practicing(x5) & n_jeans(x4) & subset_of(x5,x3) & subset_of(x4,x3) & Theme(e2,x1) & v_dress(e2) & n_member(x1) & of(x1,x2) & n_band(x2) & Actor(e1,x1) & v_march(e1))