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There was significant housing and industrial development in the first half of the 20th century and continued throughout the 20th century , e.g. in Amersham , Beaconsfield , Berkhamsted , Hitchin and Chesham .
 location: Amersham; location: Beaconsfield; location: Berkhamsted; location: Hitchin; location: Chesham
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Amersham, Beaconsfield, Berkhamsted, Hitchin, Chesham 
Answer:
 location: Amersham; location: Beaconsfield; location: Berkhamsted; location: Hitchin; location: Chesham