A boy and a girl are swinging on a swing set in a park.
Children are playing at a family outing.
Swinging on a swing set in a park does not necessarily imply being at a family outing.
exists e1 e2 x1 x2 x3 x4 x5 x6.(on(e1,x4) & in(e2,x6) & n_park(x6) & Theme(e2,x5) & v_set(e2) & (x4 = x5) & n_swing(x4) & Actor(e1,x1) & v_swing(e1) & subset_of(x3,x1) & n_girl(x3) & subset_of(x2,x1) & n_boy(x2))
exists e1 x1 x2 x3.(at(e1,x2) & n_outing(x2) & of(x2,x3) & n_family(x3) & Actor(e1,x1) & v_play(e1) & n_child(x1))