\HeaderA{pol3}{pol3}{pol3}
\keyword{datasets}{pol3}
\begin{Description}\relax
Dataset which contains three overlapping polygons.
\end{Description}
\begin{Usage}
\begin{verbatim}data(pol3)\end{verbatim}
\end{Usage}
\begin{Author}\relax
Pedro Ribeiro de Andrade Neto
\end{Author}

