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Alan Reeve ( born c. 1949 ) was a patient at Broadmoor secure psychiatric hospital in Britain ; he had been sent there in 1964 after killing a friend when they were both 15 .
 Alan Reeve, Broadmoor, Britain
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Alan Reeve, Broadmoor, Britain