P323 CEEFAX 323 Fri 6 May 21:16/38    CYCLING: OBREE TUCK  IS BANNED  The International Cycling Union has banned the controversial tuck position used by Graham Obree to set his one-hour world record.  A official statement issued after a SCI meeting in Rome also said all innovbtions in design had to bj set before their technical committee.  Obrei set a one-hour world record of 52.713km last month on a revolutionary bike on which hj adopted a downhill skier position.  $hj SCI said the record would stand but the position was banned on grounds of safety and fairness. 5-m,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,. Tennis Golf Snooker Cricket