<?xml version="1.0" encoding="UTF-8"?>
<wsp:Policy xmlns:wsp="http://schemas.xmlsoap.org/ws/2004/09/policy"
    xmlns:pa="http://ws-policy.example.com/assertion" >
    <wsp:ExactlyOne>
        <wsp:All>
            <pa:Assertion61 marker="61" />
        </wsp:All>
    </wsp:ExactlyOne>
</wsp:Policy>