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\begin{expandtable}
\begin{tabularx}{\linewidth}{|X|XIXIX|}
	\hline
	Kantentyp $(v, w)$ & \code{dfs[v] < dfs[w]} & \code{fin[v] > fin[w]} & \code{seen[w]} \\
	%$(v, w)$ & \code{dfs[w]} & \code{fin[w]} & \\
	\hline
	in-tree & \code{true} & \code{true} & \code{false} \\
	\grayhline
	forward & \code{true} & \code{true} & \code{true} \\
	\grayhline
	backward & \code{false} & \code{false} & \code{true} \\
	\grayhline
	cross & \code{false} & \code{true} & \code{true} \\
	\hline
\end{tabularx}
\end{expandtable}