15874
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 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: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 location contains: Ukraine, Lviv