The people are very crowded in the plaza.
a plaza is crowded
people are very crowded in the plaza simply means plaza is crowded
exists s1 x1 x2.(n_plaza(x2) & n_people(x1) & r_very(s1) & in(s1,x2) & Theme(s1,x1) & a_crowd(s1))
exists e1 x1.(Theme(e1,x1) & v_crowd(e1) & n_plaza(x1))