\documentclass{minimal} \listfiles %\usepackage[T1]{fontenc} %\usepackage[latin1]{inputenc} \usepackage{pstricks,pst-jftree} \pagestyle{empty} \parindent=0pt \begin{document} \deftriangle\fixedtri(.8)(1)(-1) \defbranch\steepmedleft(1)(2) \defbranch\steepmedright(1)(-2) \def\overnode#1#2{% \vtop{\offinterlineskip \halign{\hfil##\hfil\cr \vrule width0pt depth5pt #2\cr \pnode{#1}\cr}}} \jftree[xunit=54pt,yunit=22pt,triratio=.5,everynode={\strut}] \!\0{IP} \fixedtri[triratio=.95]\1 \fixedtri{\triline{sono stati\hfil}}\cr \!\1{FP}\medleft\2\medright\3\cr \!\2{$F_{\rlap{$\scriptstyle[+strong]$}}$} \medvert{\overnode{A1}{$arrestati_i$}}\cr \!\3{Voice$_{\rlap{$\scriptstyle Pass$}}$} \medleft{\hskip1.4em\overnode{A2}{Voice}$_{Pass}$} \medright\6\cr \!\6{$Agr_OP$}\medleft\7\medright\8\cr \!\7{DP}\medvar{\overnode{A3}{alcuni uomini$_m$}}\cr \!\8{${Agr_O}'$} \steepmedleft{\overnode{A4}{$Agr_O$}} \steepmedright\9\cr \!\9{VP}\medvar{\quad\overnode{A5}{${\mathit{t}}_{\,i}$} \overnode{A6}{${\mathit{t}}_{\,m}$}\quad}\cr \endjftree {\psset{nodesepA=0,nodesepB=3pt,arrows=->} \ncarc[arcangle=45,nodesepA=5pt]{A2}{A1} \nccurve[angleA=-150,angleB=-70]{A5}{A4} \nccurve[angleA=-140,angleB=-70,nodesepA=3pt, linestyle=dashed]{A6}{A3} \nccurve[angleA=-160,angleB=-100,ncurv=1.4,nodesepA=5pt]{A4}{A2}} \end{document}