1537
 They also say Taiwan 's unique international isolation , defined by its tense coexistence with China , makes confidentiality essential when a president wants to engage in diplomacy . '' 
 Taiwan, China; China, Taiwan
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Taiwan, China; China, Taiwan