<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">\documentclass{ppex}
\nonstopmode
\usepackage [all,poly]{xy}
\pagestyle{empty}
\setlength\textwidth{183.0pt}
\begin{document}
\ResetPreambleCommands
\ReadyForTheFray
\usepackage [all,poly]{xy}
\[\begin{xy}/r9mm/:
  (0,0),{\xypolygon6{%
   ~:{(1,-.1):(0,.33)::}~&lt;{-}}}
 ,(0,2),{\xypolygon6{%
   ~:{(1,-.2):(0,.5)::}~&lt;{-}}}
 ,(2.5,0),{\xypolygon6{%
   ~:{(1,.2):(0,-.3)::}~&lt;{-}}}
 ,(2.5,2),{\xypolygon6{%
   ~:{(1,.3):(0,-.6)::}~&lt;{-}}}
 ,(5,0)="O", +(-.5,3)="T","O"
 ,{\xypolygon6{~:{(1,0.2):(0,.4)::}
   ~&lt;&gt;{;"T"**@{-}}}}
\end{xy}\]
\end{document}
</pre></body></html>