%%
%% The LaTeX Companion, 3ed
%%
%% Example 5-6-8 on page I-425 in "widows-and-orphans --- Finding all widows and orphans".
%%
%% 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{126.00128pt}

  \setlength\textheight{58pt}    % 5 lines
  \addtolength\footskip{-12pt}   % shortened for the book
  \tolerance=2000                % fixing small measure

  \pagestyle{origplain}          % we want page numbers
  \setcounter{page}{1}


%StartShownPreambleCommands
\usepackage{lipsum}
\usepackage{widows-and-orphans}

%StopShownPreambleCommands

\begin{document}
\lipsum[1][1-3] % Some more
  % text to avoid the widow.

\lipsum[4][1-2]\par\lipsum[6]
\end{document}