A group of people looking at a beautiful building.
The tourists enjoy the architecture of the building.
Tourists show the type of people who are looking at the building, it may otherwise have been students or any other group.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & of(x1,x2) & at(e1,x4) & n_building(x4) & a_beautiful(s1) & Theme(s1,x4) & Actor(e1,x3) & v_look(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3.(n_building(x3) & n_architecture(x2) & n_tourist(x1) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & of(x2,x3))