A group of men and women are in the carnival ride.
The people are riding a roller coaster.
The fact that people are people on the carnival ride does not necessarily mean they are riding a roller coaster.
exists p1 s1 x1 x2 x3 x4 x5.(n_ride(x5) & a_carnival(s1) & Theme(s1,x5) & in(x1,x5) & of(x1,x2) & n_woman(x4) & n_man(x3) & subset_of(x4,x2) & subset_of(x3,x2) & n_group(x1))
exists e1 x1 x2 x3.(n_people(x1) & Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & n_coaster(x2) & of(x2,x3) & n_roller(x3))