Several people are praying in the square.
Several people are praying for good fortune.
Praying does not imply to pray for good fortune.
exists e1 s1 x1 x2.(n_square(x2) & in(e1,x2) & Actor(e1,x1) & v_pray(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))
exists e1 s1 s2 x1 x2.(for(e1,x2) & n_fortune(x2) & a_good(s2) & Theme(s2,x2) & Actor(e1,x1) & v_pray(e1) & n_people(x1) & a_several(s1) & Theme(s1,x1))