kids are riding a swinging carnival ride
The kids are at the carnival due to their good grades.
Not all kids on a carnival ride are there because of good grades.
exists e1 e2 x1 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_ride(e2) & n_ride(x2) & of(x2,x3) & n_carnival(x3) & Actor(e1,x2) & v_swing(e1) & n_kid(x1))
exists p1 s2 x1 x2 x4.(n_grade(x4) & a_good(s2) & Theme(s2,x4) & of(x4,x2) & n_thing(x2) & n_carnival(x2) & n_kid(x1) & exists s1 x3.(at(x1,x2) & to(s1,x4) & Theme(s1,x3) & a_due(s1) & (x2 = x3)))