8580
It predated Hadrian 's Wall by several decades ; the Wall would later follow a similar route , slightly to the north .
 location: Hadrian 's Wall; location: Wall
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Hadrian 's Wall; location: Wall