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The Frame Elements that are mapped to each other as part of an inheritance relation should have the same names.
This is no really formal rule but good to know for AI applications.
Therefore, its priority is set to 0.

\[
\begin{array}{@{\hspace{5pt}}l}
\forall 
\hspace*{5pt}
\mbox{\em frame}_{\mbox{\scriptsize\em parent}}
^{
\mathsf{Keep}
}
\hspace*{5pt}
{\scriptscriptstyle \in}
\hspace*{5pt}
\mathtt{getAllFrames}
\left(
\mathtt{fnDB}
\right)
\hspace*{5pt}
\bullet 
\\
\begin{array}{@{\hspace{5pt}}l}
\forall 
\hspace*{5pt}
\mbox{\em rel}_{\mbox{\scriptsize\em inh}}
^{
\mathsf{Keep}
}
\hspace*{5pt}
{\scriptscriptstyle \in}
\hspace*{5pt}
\mathtt{filterElem}
\left(
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\left[
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mathtt{ident}
\left(
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mbox{\em frame}_{\mbox{\scriptsize\em parent}}
\\
\end{array}
\right)
\\
\end{array}
\right]
,
\\
\mathtt{target}
,
\\
\mathtt{getFrameRelationsByType}
\left(
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mathtt{fnDB}
,
\\
\left[
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mathsf{Inheritance}
\\
\end{array}
\right]
\\
\end{array}
\right)
\\
\end{array}
\right)
\hspace*{5pt}
\bullet 
\\
\begin{array}{@{\hspace{5pt}}l}
\forall 
\hspace*{5pt}
\mbox{\em frame}_{\mbox{\scriptsize\em child}}
^{
\mathsf{Keep}
}
\hspace*{5pt}
{\scriptscriptstyle \in}
\hspace*{5pt}
\mathtt{getFrameByID}
\left(
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mathtt{fnDB}
,
\\
\mathtt{source}
\left(
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mbox{\em rel}_{\mbox{\scriptsize\em inh}}
\\
\end{array}
\right)
\\
\end{array}
\right)
\hspace*{5pt}
\bullet 
\\
\begin{array}{@{\hspace{5pt}}l}
\forall 
\hspace*{5pt}
\mbox{\em fechild-feparent}
^{
\mathsf{Keep}
}
\hspace*{5pt}
{\scriptscriptstyle \in}
\hspace*{5pt}
\mathtt{getFEMappings}
\left(
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mathtt{fnDB}
,
\\
\mbox{\em rel}_{\mbox{\scriptsize\em inh}}
\\
\end{array}
\right)
\hspace*{5pt}
\bullet 
\\
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\begin{array}{@{\hspace{1pt}}l@{\hspace{1pt}}}
\mathtt{name}
\left(
\mathtt{fst}
\left(
\mbox{\em fechild-feparent}
\right)
\right)
= 
\\
\mathtt{name}
\left(
\mathtt{snd}
\left(
\mbox{\em fechild-feparent}
\right)
\right)
\\
\end{array}
\\
\\
\end{array}
\\
\end{array}
\\
\end{array}
\\
\end{array}
\\
\end{array}
\]
\end{document}
