SysML, UAF, UML, and UPDM Profiles > UML Standard profile (includes the package diagram) > Refine relationship > Creating a refine relationship on a diagram (UML Standard profile)
  
Creating a refine relationship on a diagram (UML Standard profile)
1. On the diagram's toolbar, click the Refine Dependency button.
2. Click the refining item, and then click the refined item.
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You can create refine relationships through an appropriate pane. For more information, see Creating a refine relationship through a pane (UML Standard profile).