26824
Especially since the middle of July of this year , large - area water pollution accidents again occurred in the middle and lower streams of the Huai River , causing people in some areas to have difficulty in drinking the water , and directly endangering lives and the production of the people in the lower streams .
 date: the middle of July of this year; location: the Huai River
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: the middle of July of this year, the Huai River 
Answer:
 date: the middle of July of this year; location: the Huai River