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There had been resistance , since first he was ordained a monk in the Kadampa tradition Tsongkhapa largely modelled his new , reformed Gelugpa school on the Kadampa tradition and refrained from starting a tulku system .
 Tsongkhapa
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Tsongkhapa