10306
Ecton was the last Republican U.S. senator from  Montana  until the election in 1988 of  Conrad Burns  who served from 1989 to 2007 .
 state or provinces of residence: Montana, Conrad Burns
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:
 state or provinces of residence: Montana, Conrad Burns