%%
%% The LaTeX Companion, 3ed
%%
%% Example 6-9-6 on page I-502 in "Automatic row numbering and referencing".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{115.0pt}

%StartShownPreambleCommands
\usepackage{cleveref,keyvaltable}
\crefname{row}{row}{rows}
\NewKeyValTable[headbg=blue!15,captionpos=t]{NamedRef}
 { label: align=r, head=Line, format=\kvtLabel[row]{kvtRow};
   text:  align=l, head=Text}
%StopShownPreambleCommands

\begin{document}
\begin{KeyValTable}[caption=Named Refs]{NamedRef}
\Row{text=First row, label=first}   \Row{text=Second row}
\Row{text=See \cref{first}, label=last}
\end{KeyValTable}
All explanations are given in \crefrange{first}{last}.
\end{document}