"External_Key","Opportunity_External_Key","Opportunity_ID","Party_ID","Role_Category_Code","Role","Party_Type","Main_Indicator","Party_External_Key","error"
"INV_NA_Katja Rustenhoven_Construction Supervision_NL54077573",,,"Katja Rustenhoven",,"Construction Supervision",,,"NL54077573","Opportunity_External_Key missing"
"INV_NA_Tom Hogeweg_Constructor_NL77845629",,,"Tom Hogeweg",,"Constructor",,,"NL77845629","Opportunity_External_Key missing"
