Two boys, two girls, strapped in and ready for an amusement park ride.
One person is standing in line alone.
One person is not the same as two girls and two boys.
exists e1 e2 s1 s2 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & rel(x1,x2) & for(e2,s2) & for(s2,x5) & n_ride(x5) & of(x5,x7) & n_park(x7) & of(x5,x6) & n_amusement(x6) & Theme(s2,x4) & a_ready(s2) & Theme(e2,x4) & v_strap(e2) & (x2 = x4) & a_in(s1) & Manner(e1,s1) & Theme(e1,x3) & v_strap(e1) & (x2 = x3) & n_girl(x2) & card_eq_2(x2) & n_boy(x1) & card_eq_2(x1))
exists e1 x1 x2.(in(e1,x2) & r_alone(x2) & n_line(x2) & Actor(e1,x1) & v_stand(e1) & n_person(x1) & card_eq_1(x1))