A man playing the guitar in a bedroom with a mushroom picture on the wall behind him.
a woman playing the piano
It cannot be a man and a woman and it is not possible to play the guitar and the piano at the same time.
exists e1 x1 x2 x3 x4 x5 x6 x7.(n_male(x3) & n_wall(x7) & n_guitar(x3) & a_topic(x1) & with(e1,x5) & on(x5,x7) & behind(x7,x3) & n_picture(x5) & of(x5,x6) & n_mushroom(x6) & in(e1,x4) & n_bedroom(x4) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(n_piano(x3) & a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_woman(x1))