Flatten Chicken To 1/4-In. Thickness; Spread Mayonnaise Over Both Sides. Combine The Bread Crumbs, Parmesan Cheese And Parsley; Sprinkle Over Chicken. Place In A Greased 11-In. X 7-In. X 2-In. Baking Dish. Bake, Uncovered, At 375 Degrees F For 25-30 Minutes Or Until Juices Run Clear. Spread Salad Dressing Over Cut Sides Of Rolls. Place Romaine On Roll Bottoms; Top With Chicken, Tomato And Roll Tops.