2727
He  became a member of the Communist Party of  Czechoslovakia  ( KS? ) and of the Communist Party of Slovakia ( KSS ) .
 employee of: He, Czechoslovakia
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:  He, Czechoslovakia 
Answer:
 employee of: He, Czechoslovakia