63793
By the early 18th century , the custom had become common in towns of the upper Rhineland , but it had not yet spread to rural areas .
 location: Rhineland
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: Rhineland 
Answer:
 location: Rhineland