A man conducts a choir in a cathedral.
A choir has been together for years
Not all choirs have been together for years.
exists e1 x1 x2 x3.(in(e1,x3) & n_cathedral(x3) & Theme(e1,x2) & Actor(e1,x1) & v_conduct(e1) & n_choir(x2) & n_man(x1))
exists s1 x1 x2.(for(s1,x2) & n_year(x2) & Theme(s1,x1) & a_together(s1) & n_choir(x1))