He had also won impressively on his sole previous outing on polytrack, landing a handicap by four lengths over this course and distance last season, and he seems particularly well suited by an artificial surface. Positive Impact travelled fluently in the lead, quickened on the home turn and drew clear in the straight to win easily. Timeform's weight-adjusted ratings are narrowly headed by Positive Impact (121) based on the form he showed when producing a career-best effort to comfortably land a Chelmsford handicap last time. There's listed-race action on Wednesday as Kempton stages the Hyde Stakes ( 19:30), a one-mile event that has attracted a field of nine. Hyde Stakes: Timeform preview and free Race Pass The Hyde Stakes (19:30) at Kempton on Wednesday is available as a free Race Pass, which means logged-in customers can view all our premium comments and ratings.