Get Value From Parent Node XSLS

[Dev]

I'm trying to get the Social Security of a parent.I tried this code but it returns empty, but I know the value is not empty.\[code\]<xsl:call-template name="render-Employee"> <xsl:with-param name="ssno" select="normalize-space(SocialSecurityNumber)"></xsl:with-param> <xsl:with-param name="firstName" select="normalize-space(FirstName)"></xsl:with-param> <xsl:with-param name="middleName" select="normalize-space(MiddleName)"></xsl:with-param> <xsl:with-param name="lastName" select="normalize-space(LastName)"></xsl:with-param> <xsl:with-param name="creationDate" select="ChangeDate"></xsl:with-param> </xsl:call-template> <xsl:for-each select="Dependents"> <xsl:for-each select="Dependent"> <xsl:call-template name="render-Dependent"> <xsl:with-param name="recordType" select="'BN'" /> <xsl:with-param name="employeeSsno" select="normalize-space(ancestor::Employee[1]/@SocialSecurityNumber)"/>\[/code\]sample xml\[code\]<Employee> <EntityKey> <EntitySetName>Employees</EntitySetName> <EntityContainerName>...</EntityContainerName> <EntityKeyValues> <EntityKeyMember> <Key>EmployeeId</Key> <Value xsi:type="xsd:int">873</Value> </EntityKeyMember> <EntityKeyMember> <Key>CompanyId</Key> <Value xsi:type="xsd:int">33</Value> </EntityKeyMember> </EntityKeyValues> </EntityKey> <Dependents> <Dependent> <EntityKey> .... </EntityKeyValues> </EntityKey> ... <SocialSecurityNumber>123456789</SocialSecurityNumber> ... </Dependent> </Dependents> <EmployeeId>873</EmployeeId> ... <SocialSecurityNumber>000000000</SocialSecurityNumber> ... </Employee>\[/code\]