1654
In 1861 Matthews resigned as United States Attorney to serve as a lieutenant colonel with the  23rd Ohio Infantry  of the  Union  Army during the American Civil War .
 members: 23rd Ohio Infantry, Union
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:  23rd Ohio Infantry, Union 
Answer:
 members: 23rd Ohio Infantry, Union