1574
His  great-grandsons Mark and Tom currently represent the states of  Colorado  and New Mexico in the United States Senate respectively .
 countries of residence: His, Colorado
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  His, Colorado 
Answer:
 countries of residence: His, Colorado