A man in a white outfit is playing an electric keyboard.
A man plays the saxophone.
The man cannot play the saxophone and the electric keyboard at the same time.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_keyboard(x3) & a_electric(s2) & Theme(s2,x3) & in(x1,x2) & n_outfit(x2) & a_white(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2.(n_saxophone(x2) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_man(x1))