A man in a white shirt plays an electric violin.
The man is wearing a black shirt and is playing the accordian.
White shirt is a different color from black shirt and the electric violin is a different musical instrument from the accordian.
exists e1 s1 s2 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_violin(x3) & a_electric(s2) & Theme(s2,x3) & in(x1,x2) & n_shirt(x2) & a_white(s1) & Theme(s1,x2) & n_man(x1))
exists e1 e2 s1 x1 x2 x3.(n_accordian(x3) & n_man(x1) & Theme(e2,x3) & Actor(e2,x1) & v_play(e2) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_shirt(x2) & a_black(s1) & Theme(s1,x2))