Generate a more complex version of this sentence Ko te Kaiwhakahaere Matua mo te Hangarau me te Whakawhitiwhiti (DG TREN) he Kaiwhakahaere Matua o te Komihana o Europi.
Ko te tikanga, ko te putanga matatini ake o te rerenga ko "Ko te Kaiwhakahaere - General mo Energy me Transport (DG TREN), i mahi mai i te 1 o Hanuere 2000, i hangaia ma te whakakotahi i te Kaiwhakahaere - General mo Transport me te Kaiwhakahaere - General mo Energy. "