5472
as was standard practice at the museum on that day of the week , only maintenance workers , cleaning staff , curators , and a few other employees roamed the cavernous halls of the building that was once the home of france 's kings but for centuries had been devoted to housing the nation 's art treasures .
 component whole: halls, building
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: component whole, NA, instrument agency, member collection, cause effect, entity destination, content container, message topic, product producer, entity origin 
Text: {0} 
Answer:
 component whole: halls, building