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The signing of a treaty of 8 October 1870 was signed between Saxe-Weimar-Eisenach , Saxe-Meiningen , Saxe-Altenburg and Schwarzburg-Rudolstadt allowed the granting of a concession on 3 April 1871 to the newly formed Saal Railway Company ( Saal-Eisenbahn-Gesellschaft ) to build and operate a railway line from Großheringen to Saalfeld via Jena and Rudolstadt .
 location: Saxe-Weimar-Eisenach; location: Großheringen; location: Saalfeld; location: Jena; location: Rudolstadt
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Saxe-Weimar-Eisenach, Großheringen, Saalfeld, Jena, Rudolstadt 
Answer:
 location: Saxe-Weimar-Eisenach; location: Großheringen; location: Saalfeld; location: Jena; location: Rudolstadt