Question: What is one of five leagues at this level, together with the Regionalliga Bayern, Regionalliga Nordost, Regionalliga Südwest and the Regionalliga West, that was apart of the four regional sections of the first year of the Regionalliga?
Sentence (from "Regionalliga Nord"): The Regionalliga Nord (English: Regional League North ) is the fourth tier of the German football league system in the states of Lower Saxony, Schleswig-Holstein, Bremen and Hamburg.
Relevant evidence: No