By Ray Hickson Some strong form to come out of Pin Up Sheila’s debut win has given trainer Tom Charlton encouragement as the filly looks to back it up at Warwick Farm on Wednesday. Two subsequent winners have already come out of the youngster’s all the way Canterbury success a month ago, beating Celestial Charm, and Charlton said she appears to have trained on well going into the Hyland Race Colours Handicap (1100m). “It doesn’t look like it was a bad race,’’ Charlton said.