select app.DisplayName [Application],TS.Name [TS Name],TS.Description [TSDescription] From dbo.fn_ListLatestApplicationCIs(1033) app
inner join v_TaskSequenceAppReferencesInfo TSApp on app.ModelName=TSApp.RefAppModelName
inner join v_TaskSequencePackage TS on TS.PackageID=TSApp.PackageID
order by [Application]
This can be useful when cleaning up old applications and you want a quick way to show what Task Sequences are using what applications.