5353
UPC  Romania  During 2010-2011 UPC upgraded their cable network from DOCSIS 2.0 to DOCSIS 3.0  Romtelecom  offers several data plans with a speed of up to 100 Mbit/s ( 102400 kbit/s downstream 30720 kbit/s upstream ) provided through a combination of FTTB and xDSL infrastructure .
 country of headquarters: Romania, Romtelecom
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: Romania, Romtelecom