cheers Simi...
small amount of test data here...
insert into PartReplacement
select
'0102124','0102299','UK',1
union select
'0102299','0102254','UK',1
union select
'0102254','0101940','UK',1
union select
'0102124','0102299','DE',1
union select
'0102299','0102254','DE',1
union select...