17511
 Cristina Acidini , the director of one of Italy 's main restoration institutes , the Opificio delle Pietre Dure in Florence , said many paintings adjust to their surroundings , especially those in churches , but that the institute still recommends constant temperature controls and humidity ranging from 50 percent to 55 percent . '' 
 location contains: Italy, Florence
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:  Italy, Florence 
Answer:
 location contains: Italy, Florence