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The discovery of ferrous and sulphurous sources in Bad Schandau in 1730 led to its development as a health resort and the building of swimming baths .
 location: Bad Schandau
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: Bad Schandau 
Answer:
 location: Bad Schandau