Italian neorealism and poetic realism

With close reference to Vittorio De Sica’s Bicycle Thieves and Jean Renoir’s The Rules Of The Game (1939) , compare the style, themes, goals and narrative innovations of Italian neo-realism to Poetic Realism. Please note that you should address fictional narratives that create a strong impression of reality, not documentary.
Essay should be about the comparison of these realism types by giving the examples from the movies. Poetic realism example The rules of the game and italian neorealism movie Bicycle Thieves are specific examples for this comparison essay.