8688
In the earlier meeting Liu traced China-U.S. science and technology cooperation to an agreement signed by  Chinese  leader  Deng Xiaoping  and U.S. President Jimmy Carter in 1979 the first year of diplomatic relations .
 origin: Chinese, Deng Xiaoping
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Chinese, Deng Xiaoping 
Answer:
 origin: Chinese, Deng Xiaoping