\textbf{13--} In which verse is a ``natural role'' not found?
\begin{enumerate}
\item[(1)] You yourself, what a lesson, the horseman of Shirin's work
\item[(2)] Today the flock --- like the individuals, around the row
\item[(3)] Listen, my friend, other than you, help me, I am
\item[(4)] Go, prostrate yourself, do not turn the old pir of the magi
\end{enumerate}
\medskip