28253
2700 BC , there are various other examples from the Orkney Mainland .
 location: Orkney Mainland
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: Orkney Mainland 
Answer:
 location: Orkney Mainland