a man plays his white guitar.
The man plays his pink guitar.
The man cannot play two different guitars, white and pink, at the same time
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_guitar(x2) & a_white(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_man(x1))
exists e1 s1 x1 x2.(n_guitar(x2) & a_pink(s1) & Theme(s1,x2) & of(x2,x1) & n_male(x1) & n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1))