6534
History From the Middle Ages through to the 19th century , the chalk beds underneath Arras were extensively quarried to supply stone for the town 's buildings .
 location: Arras
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Arras 
Answer:
 location: Arras