5628
In 1421 Catherine even travelled to England as lady-in-waiting to the wife of the King  Henry   Catherine of Valois  who was Catherine's niece .
 spouse: Henry, Catherine of Valois
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:
 spouse: Henry, Catherine of Valois