%% 
%%  A DANTE-Edition example
%% 
%% 
%%  Copyright (C) 2010 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{375.57637pt}
\setlength\parindent{0pt}

\usepackage{uml}

\begin{document}
\umlPackage[box=,subof=subof,stereotype=stereo,importedFrom=importedFrom,
    comment=comment]{Package}{%
  \umlDiagram[sizeX=7cm,sizeY=4cm,box=,ref=pack]{%
    \umlClass[pos=\umlBottomLeft{pack},posDelta={2ex,2ex},refpoint=bl]{Book}{}{}
    \umlClass[pos=\umlTopLeft{pack},posDelta={2ex,-2ex},refpoint=tl]{House}{}{}
    \umlClass[pos=\umlTopRight{pack},posDelta={-2ex,-2ex},refpoint=tr]{Person}{}{}
    \umlClass[pos=\umlBottomRight{pack},posDelta={-2ex,2ex},refpoint=br]{Author}{}{}
    \umlAssociation{Book}{House}  \umlLabelB[refpoint=l]{BookHouse}{is in}
    \umlAssociation{Book}{Person}\umlLabelA{BookPerson}{reads}
    \umlSubclass{Author}{Person}  \umlAssociation{Book}{Author}
    \umlLabelA[height=.5ex,refpoint=lb]{BookAuthor}{written}
    \umlAssociation{House}{Person}\umlLabelA{HousePerson}{lives in}
  }% end of \umlDiagram
}% end of \umlPackage
\end{document}