title: How to refer to roles and users in Entity Framework Model Designer inside MVC 5 project?
body: <p>How to refer to roles and users in Entity Framework Model Designer inside MVC 5 project?
  I would like to connect <code>Note</code> entity with UserProfile or Role. </p>
  
  <p>How to achieve refering to <code>UserProfile</code> in schema designer? In EF model first approach?</p>