Women play lacrosse.
Women are playing volleyball.
Women cannot play lacrosse and volleyball concurrently.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_lacrosse(x2) & n_woman(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_volleyball(x2) & n_woman(x1))