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As a young man , he worked in several pharmacies in Germany , also serving as assistant for a few semesters at the chemical-pharmaceutical institute of Franz Wilhelm Schweigger-Seidel ( 1795-1838 ) at Halle .
 person: Franz Wilhelm Schweigger-Seidel; organization: Halle
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: Franz Wilhelm Schweigger-Seidel, Halle 
Answer:
 person: Franz Wilhelm Schweigger-Seidel; organization: Halle