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Thorvald Solberg ( April 22 1852 - July 15 1949 ) was the first Register of Copyrights (  1897  1930 ) in the  United States Copyright Office  .
 founded: 1897, United States Copyright Office
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:
 founded: 1897, United States Copyright Office