regarding a mapping

Hi,

I am new to biztalk and i have a doubt.

I have a scenario like

SectorList

      Sector(array)

           From

            To

Ex.

Input is like this.

FROM       TO

PlaceA     PlaceB

PlaceB    PlaceC

PlaceC   PlaceD

PlaceE   PlaceA

I need a output like this.

PlaceA      PlaceB

PlaceA      PlaceC

PlaceA      PlaceD

PlaceA      PlaceE

PlaceA      PlaceA.

Could any one help me with this..