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During Henry I's lifetime  William  was invested as  Duke of Normandy  a title he held more in name than practice .
 alternate names: William, Duke of Normandy
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  William, Duke of Normandy 
Answer:
 alternate names: William, Duke of Normandy