1046
Her paternal grandparents were William II of Hesse and Anna of Mecklenburg-Schwerin and her maternal grandparents were George Duke of Saxony and Barbara Jagiellon daughter of King  Casimir IV Jagiellon  of Poland and  Elisabeth of Austria  .
 spouse: Casimir IV Jagiellon, Elisabeth of Austria
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: Casimir IV Jagiellon, Elisabeth of Austria