<?xml version="1.0" encoding="UTF-8"?>
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  xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:gml="http://www.opengis.net/gml"
  xsi:schemaLocation="http://www.opengis.net/sld http://schemas.opengis.net/sld/1.0.0/StyledLayerDescriptor.xsd">
  <NamedLayer>
    <Name>USA states population</Name>
    <UserStyle>
      <Name>population</Name>
      <Title>Population in the United States</Title>
      <Abstract>A sample filter that filters the United States into three
        categories of population, drawn in different colors</Abstract>
      <FeatureTypeStyle>
        <Rule>
          <Title>&lt; 2M</Title>
          <ogc:Filter>
            <ogc:PropertyIsLessThan>
             <ogc:PropertyName>PERSONS</ogc:PropertyName>
             <ogc:Literal>2000000</ogc:Literal>
            </ogc:PropertyIsLessThan>
          </ogc:Filter>
          <PolygonSymbolizer>
             <Fill>
                <GraphicFill>
                <Graphic>
                  <Mark>
                    <WellKnownName>shape://slash</WellKnownName>
                    <Stroke>
                      <CssParameter name="stroke">0xAAAAAA</CssParameter>
                    </Stroke>
                  </Mark>
                  <Size>16</Size>
                </Graphic>
              </GraphicFill>
             </Fill>     
          </PolygonSymbolizer>
        </Rule>
        <Rule>
          <Title>2M - 4M</Title>
          <ogc:Filter>
            <ogc:PropertyIsBetween>
              <ogc:PropertyName>PERSONS</ogc:PropertyName>
              <ogc:LowerBoundary>
                <ogc:Literal>2000000</ogc:Literal>
              </ogc:LowerBoundary>
              <ogc:UpperBoundary>
                <ogc:Literal>4000000</ogc:Literal>
              </ogc:UpperBoundary>
            </ogc:PropertyIsBetween>
          </ogc:Filter>
          <PolygonSymbolizer>
             <Fill>
                <GraphicFill>
                <Graphic>
                  <Mark>
                    <WellKnownName>shape://slash</WellKnownName>
                    <Stroke>
                      <CssParameter name="stroke">0xAAAAAA</CssParameter>
                    </Stroke>
                  </Mark>
                  <Size>8</Size>
                </Graphic>
              </GraphicFill>
             </Fill>     
          </PolygonSymbolizer>
        </Rule>
        <Rule>
          <Title>&gt; 4M</Title>
          <!-- like a linesymbolizer but with a fill too -->
          <ogc:Filter>
            <ogc:PropertyIsGreaterThan>
             <ogc:PropertyName>PERSONS</ogc:PropertyName>
             <ogc:Literal>4000000</ogc:Literal>
            </ogc:PropertyIsGreaterThan>
          </ogc:Filter>
          <PolygonSymbolizer>
             <Fill>
             <GraphicFill>
                <Graphic>
                  <Mark>
                    <WellKnownName>shape://slash</WellKnownName>
                    <Stroke>
                      <CssParameter name="stroke">0xAAAAAA</CssParameter>
                    </Stroke>
                  </Mark>
                  <Size>4</Size>
                </Graphic>
              </GraphicFill>   
              </Fill>
          </PolygonSymbolizer>
        </Rule>
        <Rule>
          <Title>Boundary</Title>
          <LineSymbolizer>
            <Stroke />
          </LineSymbolizer>
          <TextSymbolizer>
            <Label>
              <ogc:PropertyName>STATE_ABBR</ogc:PropertyName>
            </Label>
            <Font>
              <CssParameter name="font-family">Times New Roman</CssParameter>
              <CssParameter name="font-style">Normal</CssParameter>
              <CssParameter name="font-size">14</CssParameter>
            </Font>
            <LabelPlacement>
              <PointPlacement>
                <AnchorPoint>
                  <AnchorPointX>0.5</AnchorPointX>
                  <AnchorPointY>0.5</AnchorPointY>
                </AnchorPoint>
              </PointPlacement>
            </LabelPlacement>
            <Halo>
              <Radius>2</Radius>
              <Fill>
                <CssParameter name="fill">0xFFFFFF</CssParameter>
              </Fill>
            </Halo>
          </TextSymbolizer>
        </Rule>
     </FeatureTypeStyle>
    </UserStyle>
    </NamedLayer>
</StyledLayerDescriptor>
