10699
A6 Europe 's Tentative Invitation The European Commission gave a qualified yes to having Romania and Bulgaria join the European Union , but it delayed a final decision to try to press the countries to make greater inroads on reform .
 location contains: Europe, Bulgaria; location contains: Europe, Romania
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:  Europe, Bulgaria; Europe, Romania 
Answer:
 location contains: Europe, Bulgaria; location contains: Europe, Romania