mapnik/tests/visual_tests/styles/multipolygon-two-holes-shape.xml

<Map
    background-color="#000"
    srs="+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs">
    <Parameters>
        <Parameter name="sizes">300,300</Parameter>
    </Parameters>

    <Style name="polygon">
        <Rule>
            <PolygonSymbolizer fill="#800000" />
            <LineSymbolizer stroke="#ff0000" stroke-width="2" offset="4" />
        </Rule>
    </Style>

    <Layer name="bug" srs="+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs">
        <StyleName>polygon</StyleName>
        <Datasource>
            <Parameter name="type">shape</Parameter>
            <Parameter name="file">../../data/shp/poly-multihole.shp</Parameter>
        </Datasource>
    </Layer>
</Map>