8100
Although  Poland  did not become a member of the European Broadcasting Union ( EBU ) until 1993 earlier Contests had often been broadcast on  Telewizja Polska  ( TVP ) the Polish broadcaster - even if delayed .
 country of headquarters: Poland, Telewizja Polska
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: 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} 
Answer:
 country of headquarters: Poland, Telewizja Polska