Several couples dance in a plaza.
The couple are praying inside the classroom.
Praying is not dancing.  A classroom is not a plaza.
exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_plaza(x3) & n_dance(x1) & of(x1,x2) & n_couple(x2) & a_several(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_classroom(x2) & n_couple(x1) & inside(e1,x2) & Actor(e1,x1) & v_pray(e1))