%%
%% 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}