Select the “skeleton” package with the left mouse button.

Select the menu “Run”.

Select the child menu “run as”.

Select “Java Application”

The main method from the “Main.java” compiled class will be executed.

In the running application, use the mouse and keyboard to interact with different views, menus and toolbar buttons. Drag and drop the domain elements from the repository container into the open document. Use the layout tools to rearrange the visual graph. Finally, discover the different commands implemented inside the menu and toolbar.