Question: John Haase's associate was born in what year?

Related documents: [0]  [DOC] Curtis Francis Warren (born 31 May 1963) is an English gangster, who as Britain's most notorious drugs trafficker was formerly Interpol's Target One, and once listed on the Sunday Times Rich List. [END] 
[1]  [DOC] John Haase (born 1948) is an English gangster, drug dealer and associate of Curtis Warren. [END]  
Answer: 1963
1963