%\begin{tikzpicture}[scale=0.61,transform shape]
\begin{tikzpicture}%[scale=1,transform shape]

  \begin{class}{Process}{-8,3}
    \attribute{name : String}
  \end{class}
  
  \begin{abstractclass}{ProcessElement}{0,3}
  \end{abstractclass}
  
%  \begin{class}{Guidance}{-1,0.5}
%    \inherit{ProcessElement}
%    \attribute{text : String}
%  \end{class}
  
  \begin{class}{WorkDefinition}{-8,-1.5}
    \inherit{ProcessElement}
    \attribute{name : String}
  \end{class}
  
  \begin{class}{WorkSequence}{0,-1.5}
    \inherit{ProcessElement}
    \attribute{linkType : WorkSequenceType}
  \end{class}
  
  \begin{enum}{WorkSequenceType}{2.5,1.5}
    \attribute{startToStart}
    \attribute{finishToStart}
    \attribute{startToFinish}
    \attribute{finishToFinish}
  \end{enum}
  
  \composition{Process}{processElements}{*}{ProcessElement}
  \composition{WorkDefinition}{process}{0..1}{Process}

  \unidirectionalAssociation{Process}{from}{0..1}{WorkDefinition}
  \unidirectionalAssociation{ProcessElement}{parent}{1}{Process}

  %\association{WorkDefinition}{successor}{1}{WorkSequence}{0..*}{linksToPredecessors}
  \myassociation{WorkDefinition}{successor}{1}{WorkSequence}{*}{linksToPredecessors}{-4.5,-1}{0} %{210}

  %\association{WorkDefinition}{predecessor}{1}{WorkSequence}{0..*}{linksToSuccessors}
  \myassociation{WorkDefinition}{predecessor}{1}{WorkSequence}{*}{linksToSuccessors}{-4.8,-3.2}{1}  %{150}

\end{tikzpicture}