Great Britain's Paralympic rider Sophie Wells has topped her class in the Grade VI equestrian individual test.
The Brit is on course for a medal after scoring 75.906 for her display with horse Pinocchio, while Michele George came in second with a percentage total of 72.906.
Frank Hosmar of the Netherlands edged into third place with horse Alphaville, who between them managed to score 71.781.
Meanwhile, Natasha Baker and Lee Pearson also topped their respective classes for Great Britain.