166162
Disturbed by the antiquated educational system , she studied sociology on her own and was instrumental in introducing advanced methods of " vocational education , euthanasia , the health and the matrimonial care of school children and the control of sexually transmitted diseases . "
 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