19209
It flows through Taichung City , Changhua County , and Nantou County for 119 kilometers .
 Taichung City, Changhua County, Nantou County
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Taichung City, Changhua County, Nantou County