%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  7. Auflage
%% 
%%  Beispiel 32-01-1 auf Seite 700.
%% 
%%  Copyright (C) 2016 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[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{217.16928pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{rrgtrees}
%StopShownPreambleCommands
\begin{document}
\small
\CLAUSE{
  \CORE{
    \OPR{2}{the}
    \ARG{\WORD(NP){cat}}
    \NUC{walked}
    \AAJ{
      \FanEnd{PP}{to the mat}
    }
  }
}
\end{document}