To open a process definition, do one of the following:
In the Navigator view, double click the process definition.
In the Navigator view, right click the process definition and select Open from the pop-up menu.
For process definitions stored in a project located on a Management Server, you have the additional option of opening a specific version of it:
In the Navigator view, right click the process definition and select Open With Version from the pop-up menu.
Select the desired version in the dialog and click OK.