A baby sitting in a swing set swing.
The baby is being pushed in the swing by his mom.
The person pushing the swing isn't necessary the mom.
exists e2 e1 x1 x2 x3 x4.(Theme(e2,x4) & Actor(e2,x1) & v_set(e2) & n_swing(x4) & in(e1,x3) & n_swing(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_baby(x1))
exists e1 x1 x2 x3.(n_mom(x3) & of(x3,x2) & n_male(x2) & n_swing(x2) & n_baby(x1) & Actor(e1,x3) & in(e1,x2) & Theme(e1,x1) & v_push(e1))