\documentclass{article}
\usepackage{pst-node}
\def\W#1#2{\rnode{#1}{#2}\hfill}
\begin{document}

\W{a}{The} \W{b}{proposal} \W{c}{will} \W{d}{not} \W{e}{now} \W{f}{be} \W{g}{implemented}

\vspace{4cm}
\W{A}{Les} \W{B}{propositions} \W{C}{nes} \W{D}{seront} \W{E}{pas} \W{F}{mises} \W{G}{en}
 \W{H}{application} \W{I}{maintenant}
\psset{nodesep=5pt}
\ncline{a}{A}\ncline{b}{B}
\ncline{c}{D}
\ncdiag[border=4pt,angleA=-90,angleB=90,arm=5mm]{d}{C}
\ncput[npos=1.5]{\rnode{dC}{}}
\ncdiag[nodesepA=0pt,armB=5mm,angleA=-55,angleB=90]{dC}{E}
\ncdiag[angleA=-90,angleB=90,arm=5mm]{e}{I}
\ncdiag[border=4pt,angleA=-90,angleB=90,arm=5mm]{g}{F}
\ncput[npos=1.8]{\rnode{gF}{}}
\ncdiag[nodesepA=0pt,armB=5mm,angleA=-75,angleB=90]{gF}{G}
\ncdiag[nodesepA=0pt,armB=5mm,angleA=-20,angleB=90]{gF}{H}
\ncdiagg[angleA=-90,angleB=90,nodesepB=7mm]{f}{f}

\end{document}