4991
Germany  's Software AG is extending the contract of Karl-Heinz Streibich  its  chief executive since October 2003 to the end of March 2015 .
 Germany, its
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Germany, its