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It was rulled by Jat ruler Maharaja Narendra Singh ( 1845 1862 ) fortified the city of  Patiala  by constructing ramparts and ten gates around the city : The royal house is now headed by His Highness Maharajadhiraj Captain  Amarinder Singh  Mahendra Bahadur of Patiala who also served as the Chief Minister of Punjab from 2002 to 2007 .
 cities of residence: Patiala, Amarinder Singh
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:
 cities of residence: Patiala, Amarinder Singh