<grammar 
	version="1.0" mode="voice" root="topLevel"
	xml:lang="en-US"
	xml:base="http://www.contoso.com/"
	xmlns="http://www.w3.org/2001/06/grammar"
	sapi:alphabet="x-microsoft-ups"
	xmlns:sapi="http://schemas.microsoft.com/Speech/2002/06/SRGSExtensions">

	<rule id="topLevel">
		<ruleref uri="#r40"></ruleref>
		<ruleref uri="#r13"></ruleref>
		<ruleref uri="#r50"></ruleref>
		<ruleref uri="#r51"></ruleref>
		<ruleref uri="#r21"></ruleref>
		<ruleref uri="#r28"></ruleref>
	</rule>


	<rule id="r40">
		<one-of>
			<item>forty</item>
			<item>four-zero</item>
			<item>four-o</item>
		</one-of>
	</rule>

	<rule id="r13">
		<one-of>
			<item>thirteen</item>
			<item>one-three</item>
		</one-of>
	</rule>

	<rule id="r50">
		<one-of>
			<item>fifty</item>
			<item>five-zero</item>
			<item>five-o</item>
		</one-of>
	</rule>

	<rule id="r51">
		<one-of>
			<item>fifty-one</item>
			<item>five-one</item>
		</one-of>
	</rule>

	<rule id="r21">
		<one-of>
			<item>twenty-one</item>
			<item>two-one</item>
		</one-of>
	</rule>

	<rule id="r28">
		<one-of>
			<item>twenty-eight</item>
			<item>two-eight</item>
		</one-of>
	</rule>

</grammar>