Calling it "an exceptional case", Judge Peter Kelson QC jailed David Rooke for six-and-a-half years, his son Jamie Rooke for four years and wife Donna Rooke for four months.
Judge Kelson also called it "a wake up call".
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Hull manager Steve Bruce insisted he would not panic after a 1-0 defeat to Burnley added a twist to the Championship promotion race.
Leeds head coach Steve Evans rued the lack of an offside flag after his side went down 1-0 to Nottingham Forest.
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