Latest Date from a group of date

Hi Experts,

Attribute1 Attribute2 Date   Measure

XYRM 2012-07-02      20

XY            MP             2012-07-04      40

XY           LM                2012-07-08     125

MN          RM                2012-08-02     34

MN          RM                2012-08-22     12

My result would be:

XY   RM 2012-07-08   125

MN   RM  2012-08-22  12

In Summary I  want to find the result on the basis of latest date how to achieve it in MDX??