title: How to use Subsetted Property in UML?
body: <p>Subsetted Properties are widely used in UML specification diagrams.</p>
  <ul>
  <li>What are the semantics (meaning) of a Subsetted Property?</li>
  <li>How does one use a UML Subsetted Property?</li>
  </ul>
  <p>A real-world example would be great</p>
  <h2>Edit:</h2>
  <p>the following screenshot from UML specification 2.5(Beta)</p>
  <h1>Could you please let me know what subset means in this diagram?</h1>
  <p><img src="https://i.stack.imgur.com/9N5hV.png" alt="enter image description here" /></p>