Several children and some adults are sitting on the floor.
The seven adults are standing in a line for the ride.
when they are sitting they cannot be standing
exists e1 s1 x1 x2 x3 x4.(n_floor(x4) & on(e1,x4) & Actor(e1,x1) & v_sit(e1) & subset_of(x3,x1) & n_adult(x3) & subset_of(x2,x1) & n_child(x2) & a_several(s1) & Theme(s1,x2))
exists e1 x1 x2 x3.(n_ride(x3) & n_adult(x1) & card_eq_7(x1) & for(e1,x3) & in(e1,x2) & n_line(x2) & Actor(e1,x1) & v_stand(e1))