(:*******************************************************:)
(:Test:CastAs443:)
(:Written By:Joanne Tong:)
(:Date:2005-07-21T09:49:55-07:00:)
(:Purpose:Try casting xs:gYearMonth(1999-05Z) to xs:yearMonthDuration:)
(:*******************************************************:)

xs:gYearMonth("1999-05Z") cast as xs:yearMonthDuration