A band plays an outdoor concert.
the man played guitar indoors
One cannot play an outdoor concert indoors.
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_concert(x2) & a_outdoor(s1) & Theme(s1,x2) & n_band(x1))
exists e1 x1 x2 x3.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_indoor(x2) & of(x2,x3) & n_guitar(x3))