9647
Mr. Markov wrote novels and plays that displeased the hard-line Communist president of Bulgaria , Todor Zhivkov , and in 1969 he defected to the West , eventually ending up in England doing commentary for the BBC and Radio Free Europe .
 nationality: Todor Zhivkov, Bulgaria
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  Todor Zhivkov, Bulgaria 
Answer:
 nationality: Todor Zhivkov, Bulgaria