3007
Yantai and other parts of Shandong suffered acute water shortages due to droughts in recent years , changing climate and other reasons .
 Yantai, Shandong, other parts of Shandong
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 Yantai, Shandong, other parts of Shandong