Need MDX Query to get latest months and previous years same months data, in SSAS

Answer 1

SELECT {ClosingPeriod([Date].[Calendar].[Month], [Date].[Calendar].DefaultMember), ParallelPeriod([Date].[Calendar].[Calendar Year] , 1, ClosingPeriod([Date].[Calendar].[Month], [Date].[Calendar].DefaultMember) ) } ON 0
FROM [Sales Summary];