29721
 On Dec. 17 , 1942 , the governments of the United States , Britain , the Soviet Union and eight Nazi-occupied countries issued a public statement confirming that '' the German authorities are now carrying into effect Hitler 's oft-repeated intention to exterminate the Jewish people in Europe . 
 location contains: Europe, Soviet Union
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: Europe, Soviet Union