5238
Probably neither Hitler nor any other German authorities had read  Ryti  's previous letter carefully enough because  Finland  's decision at the start of September 1944 to end its informal military alliance or brotherhood-in-arms with Germany surprised and angered the Germans .
 countries of residence: Ryti, Finland
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: Ryti, Finland