195980
Part of the former route is involved in the Heathrow Airtrack proposal to connect Staines with Heathrow Airport .
 location: Staines
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: Staines 
Answer:
 location: Staines