5181
In 1973 the new art block was opened by the Secretary of  State for Education and Science   Margaret Thatcher  .
 employee of: State for Education and Science, Margaret Thatcher
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:  State for Education and Science, Margaret Thatcher 
Answer:
 employee of: State for Education and Science, Margaret Thatcher