1661
And Congressman  David Wilmot  of  Pennsylvania  author of the historic proviso to exclude slavery from the territories acquired after the Mexican War explained that he had no morbid sympathy for the slave but plead the cause and the rights of white freemen .
 state or provinces of residence: David Wilmot, Pennsylvania
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: David Wilmot, Pennsylvania