339982
It flows in a southern direction through Yichang 's Yiling District and Yuan ' an County , to its confluence with the Yangtze , immediately upstream of the Gezhouba Dam .
 Yichang, Yiling District, Yuan ' an 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:
 Yichang, Yiling District, Yuan ' an County