193834
Second World War Davis was called to full-time service on 27 August 1939 and , on 27 November 1939 , flew one of the six 601 Squadron Blenheims that attacked the German seaplane base at Borkum .
 Davis, 601 Squadron
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Davis, 601 Squadron