claim: Dawood Ibrahim was born in February 1955.
evidence: Sir William Benjamin Gentle -LRB- 1865 -- September 2 , 1948 -RRB- was known for his work in fighting racecourse crime and was jointly responsible for promoting greyhound racing in the United Kingdom .. greyhound racing. greyhound racing. He entered the Ordnance Survey in 1882 , aged 17 .. Ordnance Survey. Ordnance Survey. One year later he went to South Africa and served in the Cape Mounted Rifles for three years .. South Africa. South Africa. Cape Mounted Rifles. Cape Mounted Rifles. When he returned to England in 1887 he joined the Metropolitan Police .. Metropolitan Police. Metropolitan Police. Ten years later he moved to Reading and became Chief Constable of Brighton in 1901 .. Reading. Reading, Berkshire. Chief Constable. Chief Constable. He held the post for 19 years and became well known for his work in combating race course gangs .. He was knighted Sir William Gentle for his work in 1916 .. He retired to Thetford in Norfolk , where he was four times mayor and in 1938 was High Sheriff of Norfolk .. Thetford. Thetford. Norfolk. Norfolk. High Sheriff of Norfolk. High Sheriff of Norfolk. During his retirement he worked alongside Brigadier-General Alfred Critchley to form the Greyhound Racing Association -LRB- GRA -RRB- , which introduced greyhound racing to the UK .. greyhound racing. greyhound racing. Alfred Critchley. Alfred Critchley. Greyhound Racing Association. Greyhound Racing Association. He was the first chairman of the GRA .. He was also chairman of the Belle Vue Zoo in Manchester from 1925 to 1928 .. Belle Vue Zoo. Belle Vue Zoo. Manchester. Manchester. Gentle was married and had two sons .. His wife died in 1941 .. His son Francis S ` Frank ' Gentle was also a director of the GRA and went on to manage the GRA 's Harringay Stadium .. Harringay Stadium. Harringay Stadium. He died leaving an estate valued at # 460,950 .