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Ross Video  's headquarters and manufacturing operations are located in  Iroquois  Ontario Canada and research and development are carried out at their labs in Ottawa Ontario Canada .
 city of headquarters: Ross Video, Iroquois
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:
 city of headquarters: Ross Video, Iroquois