ðeɪ jˈuːzd ðɪ ˌʌpɚ hˈɑːɹz wˈɔːɾɚ mˈænɪdʒmənt sˈɪstəm tə kˈʌltᵻvˌeɪt ðə sɚɹˈaʊndɪŋ ᵻstˈeɪts ɐlˈɔŋ ðə hˈɛlmi ɹˈɪvɚ dˌaʊn tə θjʊɹɹˈɪŋɡiə, wˌɪtʃ ɑːɹ tədˈeɪ kˈɔːld ɡˈoʊldiːn ˈɔː.
They used the Upper Harz water management system to cultivate the surrounding estates along the Helme river down to Thuringia, which are today called Goldene Aue.