63409
History The idea for the virtual library was developed within a project which took place in 2002 at the Collegium Helveticum at the Swiss Federal Institute of Technology ( ETH Zurich ) in collaboration with that year 's visiting writer Walter Grond .
 None
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:  
Answer:
 None