1<xsl:stylesheet version="1.0"
2      xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
3      xmlns:fo="http://www.w3.org/1999/XSL/Format">
4
5<xsl:variable name="n">2</xsl:variable>
6
7<xsl:template match="doc">
8<xsl:value-of select="item[$n]"/>
9</xsl:template>
10
11</xsl:stylesheet>
12