786
His most known building was the residence for the Federal Chancellor of the Federal Republic of  Germany  built for  Ludwig Erhard  the so called Chancellor's Bungalow .
 countries of residence: Germany, Ludwig Erhard
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 countries of residence: Germany, Ludwig Erhard