8 com.umlet.element.ActivityDiagramText 8 8 64 84 title:start Start End com.umlet.element.ActivityDiagramText 104 8 561 656 title:Example Hotline Start Telephone\ rings While[open\calls] [free] Fork If [responsible] take call help caller [not responsible] forward call\(with subactions).. EndIf | | | document call~id1 Sync [busy] record\call wait until\ free> >free playback\recorded cal->id1 [no open calls] End