Mr Newlife died in 2009, aged 59, leaving his estate to Oxfam, who now collect £101,840.
William Hill said: "Mr Newlife told had identified Roger Federer as a future serial winner & wanted to place a 'sizeable' long term wager on him.This is one of the most remarkable bets we have ever accepted."
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Thursday's weather for the west of the region
Thursday's weather for the east of the region
The RMT union has accused Southern of inventing figures which the company claims show record numbers of guards are going sick.