Illustrated StoryGloucestershire clinch six-run thrillerESPNcricinfo staff19-Sep-2015Jade Dernbach struck in the first over to remove the prolific Michael Klinger for a duck Getty ImagesHamish Marshall was stumped down the leg side off Gareth Batty... Getty ImagesLoading ......who was clearly pumped up Getty ImagesGeraint Jones, in his final professional match, tried to revive Gloucestershire Getty ImagesIn his first one-day game for than a year, Azhar Mahmood bowled his 10 overs for 28 and bagged two wickets PA PhotosDernbach finished the innings in dramatic style with a hat-trick - just the third in a Lord's final PA PhotosJames Fuller removed Jason Roy early in the chase... PA Photos...and also claimed Steven Davies to give Gloucestershire some hope PA PhotosKumar Sangakkara eased to a half-century to break the back of the chase Getty ImagesRory Burns also struck a fifty but after he and Sangakkara fell to Jack Taylor, Surrey's chase began to stutter Getty ImagesAzhar Mahmood was stumped off Tom Smith as Surrey slipped to 191 for 6 Getty ImagesTaylor picked up his third wicket when Tom Curran was lbw trying to reverse sweep Getty ImagesOnly Sam Curran seemed able to keep his head as time ticked away... Getty Images...but he fell to David Payne in the final over as Gloucestershire won by six runs Getty ImagesGloucestershire captain Klinger holds aloft the Royal London trophy Getty ImagesSurreyGloucestershireEnglandGloucester vs SurreyRoyal London One-Day CupEngland Domestic SeasonRead in AppElevate your reading experience on ESPNcricinfo App.Download App Now