A band plays a concert for excited fans.
the fans are bored
The fans cannot be excited and bored the same time.
exists e1 s1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & for(x2,x3) & n_fan(x3) & a_excited(s1) & Theme(s1,x3) & n_concert(x2) & n_band(x1))
exists e1 x1.(n_fan(x1) & Theme(e1,x1) & v_bore(e1))