Review navan 18th Feb Gordon Elliott saddled a one-two in both Grade Two races at Navan.Impressive Thyestes hero Monbeg Notorious was the 5-4 favourite for the Ten Up Novice Chase, but didn't appear to be travelling as well as Moulin A Vent or Mossback as they jumped the third-last together.He stays all day and surged to the front approaching the final fence, but a less-than-fluent leap gave Mossback a sniff, although the line came in time for Monbeg Notorious and he fell in by half a length.Diamond Cauchois (4-6 favourite) gave Elliott his second successive victory in the Ladbrokes Ireland Boyne Hurdle.The trainer struck with Sutton Place 12 months ago and Diamond Cauchois looks to have a bright future ahead of him as he swatted aside Bapaume between the final couple of flights before accounting for staying-on stablemate Lieutenant Colonel by nine lengths.Elliott's Lackaneen Leader justified 5-4 favouritism in the P.S. Supplies Doors & Floors Mares Handicap Hurdle, and Master Of Tara's (5-2) win in the Flower Hill (Pro/Am) Flat Race gave him a four-timer.Dis Donc held off Antey and then had to survive a stewards' inquiry to win the Get Your 2018 Navan Membership Maiden Hurdle.Noel Meade's 4-1 chance certainly wasn't winning out of turn and battled admirably to fend off the game Antey by a neck, although they did come close together as the line loomed.Drumconnor Lad beat Robin Des Mana in a war of attrition for the Race Displays Event Signage Rated Novice Chase.Robin Des Mana led and then appeared to have seen off the 4-6 favourite when tackled for the lead early in the straight, only for Drumconnor Lad's superior stamina to come into play, and he got up by three-quarters of a length.De Benno (3-1 joint-favourite) is 13 years of age now but continues to turn back the clock and capitalised on an attractive timber figure to beat Admiral Brian by five lengths in the Adare Manor Opportunity Handicap Hurdle.