<doc>
<department>
<name>dept1</name>
<group>
<name>group1</name>
<employee><name>employee1</name></employee>
<employee><name>employee3</name></employee>
</group>
</department>
<department>
<name>dept2</name>
<group>
<name>group2</name>
<employee><name>employee2</name></employee>
</group>
</department>
</doc>
