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Khrushchev 's decision to cede Crimea to Ukraine mattered little during Soviet times , but immensely after the Soviet Union collapsed in 1991 and internal administrative borders became international boundaries .
 country of administrative divisions: Ukraine, Crimea; administrative division of country: Crimea, Ukraine; location contains: Ukraine, Crimea
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Ukraine, Crimea; Crimea, Ukraine; Ukraine, Crimea 
Answer:
 country of administrative divisions: Ukraine, Crimea; administrative division of country: Crimea, Ukraine; location contains: Ukraine, Crimea