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The National Gallery show , a collaboration with the Koninklijk Museum voor Schone Kunsten in Antwerp , Belgium , and the Harvard University Art Museums in Cambridge , Mass. , represents the first time in the modern era that the two halves of this magnificent whole have been reunited .
 location contains: Belgium, Antwerp
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:  Belgium, Antwerp 
Answer:
 location contains: Belgium, Antwerp