A child is pushing a tire.
The child is watching the parent push the tire.
A child is pushing a tire and watching the parent push.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_tire(x2) & n_child(x1))
exists e2 e1 x1 x2 x3 x4.(n_tire(x4) & n_parent(x3) & n_child(x1) & Theme(e2,x4) & Actor(e2,x1) & v_push(e2) & Theme(e1,x3) & Actor(e1,x2) & v_watch(e1) & (x1 = x2))