\begin{tikzpicture}[>=stealth']
  \matrix[column 1/.style={nodes={text width=18em,text ragged}}] at (-5,0.5)
  {
    \node {$both\leq_I short$}; \\
    \node {$both\leq_I long$}; \\
  };

  \node (3) at (0,1) {$short$};
  \node (34) at (3,0) {$both$};
  \node (4) at (6,1) {$long$};

  \draw[<-] (3) to (34);
  \draw[<-] (4) to (34);
\end{tikzpicture}

%%% Local Variables:
%%% mode: latex
%%% TeX-master: "../../morphology"
%%% End:
