GEORGE Robinson-Slater played a starring role as Newbury Blues lifted the Papa Johns Cup South Shield in Bristol on Sunday. The tighthead prop was a key factor in the set piece as Blues came from 8-0 down to beat Gravesend 25-8 at Dings Crusaders RFC. And it meant that Blues ended an up-and-down season on a high note, winning their final five games to end the campaign with silverware. Blues head coach James McAvoy was thrilled with his side’s display. He said: “The boys have had some tough days so to finish like this was great. “That’s five wins on the trot and we have been playing some great …