41836
In the 1969 – 70 season , he established himself as the first choice ' keeper at Maine Road , taking over from the ageing Harry Dowd .
 location: Maine Road; person: Harry Dowd
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: Maine Road, Harry Dowd 
Answer:
 location: Maine Road; person: Harry Dowd