15798
 Chinese Duo Aims to Please Li Ting and Sun Tiantian of China , one of the world 's top women 's doubles teams , were stopped repeatedly when they left the court after their 2-6 , 7-5 , 6-0 first-round victory yesterday over Emmanuelle Gagliardi of Switzerland and Germany 's Marlene Weingartner . 
 nationality: Sun Tiantian, China
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 nationality: Sun Tiantian, China