title: Actor - Actor (Sequence Diagram)
body: <p>I'm just wondering if it's possible if an actor to actor is allowed in sequence diagram.</p>
  
  <p>and if so can an actor receive true/false statement?</p>
  
  <p><img src="https://i.stack.imgur.com/2qMIe.png" alt="Actor - Actor"></p>
  
  <p>The left one is an actor and the right one is a Class.</p>
  
  <p><img src="https://i.stack.imgur.com/ldz7e.png" alt="receive Statement"></p>