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Melvyn Bragg in the notes of his  Richard Burton  : A Life says that Burton told Olivier circa 1970 that he was planning on making his own film of Macbeth with  Elizabeth Taylor  ( who had been Mike Todd's wife when he died ) as Lady Macbeth knowing that this would hurt Olivier .
 spouse: Richard Burton, Elizabeth Taylor
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: Richard Burton, Elizabeth Taylor