3308
 Both were part of Poland for something on the order of 500 years , including at least a few decades of the 20th century , before the Nazis invaded and then Stalin moved the territory of Ukraine to the west , and Lviv became just another battered and tragic city in the Soviet Union . 
 location contains: Ukraine, Lviv
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Ukraine, Lviv 
Answer:
 location contains: Ukraine, Lviv