%% 
%%  A DANTE-Edition example
%% 
%% 
%%  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
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{201.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,pst-node}

\begin{document}
\rnode{A}{word1} to \rnode{B}{word2}
    to \rnode{C}{word3}
\psset{angleA=-90,nodesep=3pt,
    arm=0.4,linearc=0.2}
\ncbar[offsetB=4pt]{->}{A}{B}
\ncbar[offsetA=4pt]{->}{B}{C}
\end{document}