84243
First , Tsongkhapa established three great monasteries around Lhasa in the province of Ü before he died in 1419 .
 Tsongkhapa, Lhasa, Ü
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, Lhasa, Ü