3277
Entry into RAF Born in Chatham , Kent , William Vale entered the RAF in 1931 as a Fitter and then as a Gunner .
 location: Chatham; person: Vale
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: Chatham; person: Vale