v t e German regional rail services
Regions	Baden-Württemberg Bavaria Berlin & Brandenburg Bremen Hamburg Hesse Lower Saxony Mecklenburg-Vorpommern North Rhine-Westphalia Rhineland-Palatinate Saarland Saxony Saxony-Anhalt Schleswig-Holstein Thuringia
Train classes	Interregio-Express Regionalbahn Metropolexpress Regional-Express Stadt-Express S-Bahn

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