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The 40 finalists exhibited their projects at the National Institute of Science and met government officials including Vice President Dick Cheney and U.S.  Education  Secretary  Margaret Spellings  .
 employee of: Education, Margaret Spellings
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:  Education, Margaret Spellings 
Answer:
 employee of: Education, Margaret Spellings