%% 
%%  Ein Beispiel der DANTE-Edition
%%  
%%  1. Auflage
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%%  Beispiel 15-04-46 auf Seite 821.
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%%  Copyright (C) 2011 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
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{352.81416pt}
\usepackage[T1]{fontenc}
\StartShownPreambleCommands
\usepackage{tikz}
\usetikzlibrary{trees}
\StopShownPreambleCommands
\begin{document}
\begin{tikzpicture}[edge from parent fork down, level distance=2cm,
 sibling distance=2cm,every node/.style={fill=red!20,rounded corners},
  edge from parent/.style={->,thick,draw}]
\node {Wurzel}
 child [sibling distance=4cm] {node {Kind-L}
   child {node {Kind-LL}} }
 child {node {Kind-R}
   child {node {Kind-RL}} child {node {Kind-RR}} };
\end{tikzpicture}
\end{document}