<UpdateIdentity UpdateID="e181bc91-2ac5-4983-a76c-f53ecd7c9271" RevisionNumber="50" /><Properties UpdateType="Software" /><Relationships><Prerequisites><AtLeastOne><UpdateIdentity UpdateID="dfc8409b-ba29-4258-9293-5c35b99053cf" /><UpdateIdentity UpdateID="2bf7ed9c-6f43-493a-b156-db20f08c44c4" /></AtLeastOne><UpdateIdentity UpdateID="c5caf853-4c76-47fa-93ec-e49b01db32fd" /><UpdateIdentity UpdateID="3e0afb10-a9fb-4c16-a60e-5790c3803437" /><AtLeastOne><UpdateIdentity UpdateID="558f4bc3-4827-49e1-accf-ea79fd72d4c9" /></AtLeastOne></Prerequisites></Relationships><ApplicabilityRules><IsInstalled><Or><b.FileVersion Csidl="38" Path="\messenger\msmsgs.exe" Comparison="GreaterThanOrEqualTo" Version="4.7.0.2010" /><Not><b.FileExists Csidl="38" Path="\messenger\msmsgs.exe" /></Not></Or></IsInstalled><IsInstallable><b.FileVersion Path="\Messenger\msmsgs.exe" Comparison="EqualTo" Version="4.7.0.2009" Csidl="38" /></IsInstallable></ApplicabilityRules>