28168
 The rejection could signal an abrupt halt to the expansion and unification of Europe , a process that has been met with growing disillusionment among the wealthier European Union members as needier countries like Bulgaria and Poland have negotiated their entry . 
 location contains: Europe, Poland
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:  Europe, Poland 
Answer:
 location contains: Europe, Poland