\label{\detokenize{tabular:table-having-both-stub-columns-and-problematic-cell}}

\begin{savenotes}\sphinxattablestart
\centering
\begin{tabular}[t]{|*{3}{\X{1}{3}|}}
\hline
\sphinxstyletheadfamily 
header1
&\sphinxstyletheadfamily 
header2
&\sphinxstyletheadfamily 
header3
\\
\hline\sphinxstyletheadfamily \begin{itemize}
\item {} 
instub1\sphinxhyphen{}1a

\item {} 
instub1\sphinxhyphen{}1b

\end{itemize}
&\sphinxstyletheadfamily 
instub1\sphinxhyphen{}2
&
notinstub1\sphinxhyphen{}3
\\
\hline\sphinxstyletheadfamily 
cell2\sphinxhyphen{}1
&\sphinxstyletheadfamily 
cell2\sphinxhyphen{}2
&
cell2\sphinxhyphen{}3
\\
\hline
\end{tabular}
\par
\sphinxattableend\end{savenotes}
