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The spesmilo ( pronounced ) is an obsolete decimal international currency , proposed in 1907 by René de Saussure and used before the First World War by a few British and Swiss banks , primarily the Ĉekbanko esperantista .
 person: René de Saussure; location: Swiss; organization: Ĉekbanko esperantista
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: René de Saussure, Swiss, Ĉekbanko esperantista 
Answer:
 person: René de Saussure; location: Swiss; organization: Ĉekbanko esperantista