A child is observing a chicken in a cage.
The child has a pet chicken
It is unknown who the chicken belongs to and may not be a pet chicken.
exists e1 x1 x2 x3.(in(e1,x3) & n_cage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_observe(e1) & n_chicken(x2) & n_child(x1))
exists e1 x1 x2 x3.(n_child(x1) & Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_chicken(x2) & of(x2,x3) & n_pet(x3))