A child looks at a robot.
A child sees a robot.
Looks at can be rephrased a sees
exists e1 x1 x2.(at(e1,x2) & n_robot(x2) & Actor(e1,x1) & v_look(e1) & n_child(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_see(e1) & n_robot(x2) & n_child(x1))