Research and explain the three stereotype entity classes: Boundary Class, ControlClass, and Entity Classes. Show the graphical notations and provide exemplary diagrams. Finally, describe their roles in system design. Please take it only if you can give me

Research and explain the three stereotype entity classes: Boundary Class, ControlClass, and Entity Classes. Show the graphical notations and provide exemplary diagrams. Finally, describe their roles in system design. Please take it only if you can give me quality paper.I need more than 850 words.