Dortmund-Dorstfeld Süd station
It was built on a loop line ( line 2190 ) off the Witten/Dortmund–Oberhausen/Duisburg railway , which was opened on 24 September 1983 from Bochum-Langendreer to Dortmund-Dorstfeld . 
<triplet> Bochum-Langendreer <subj> 24 September 1983 <obj> inception <triplet> Dortmund-Dorstfeld <subj> 24 September 1983 <obj> date of official opening