P135 ORACLE 135 Tue22 Nov ITV 2000:01   STONE LOSES APPEAL  Malton trainer Keith Stone has lost an appeal against the disqualification of his horse Permabos at Newbury earlier this month. Permabos was relegated from first to second place in the Tom Masson Trophy Hurdle on November 2, a race run in thick fog. The decision almost led to a riot by disgruntled punters, with police called to the weighing room.  Mark Perrett was suspended for three days for careless riding at Southwell after winning on Mr Jet. For details of bargain price train travel see BRITISH RAIL Index p125