A man is playing a keyboard with another man playing drums.
Two people playing instruments.
There are two different people playing instruments.
exists e1 e2 x1 x2 x3 x4 x5.(with(e1,x3) & Theme(e2,x5) & Actor(e2,x4) & v_play(e2) & n_drum(x5) & (x3 = x4) & n_man(x3) & -(x3 = x1) & n_man(x1) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_keyboard(x2))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_instrument(x3) & (x1 = x2) & n_people(x1) & card_eq_2(x1))