Further Guineas clues abound at Newbury on Saturday, with the pair of seven-furlong trials offering a springboard to next month's Newmarket and ParisLongchamp features. In time-honoured fashion, the G3 Fred Darling S. sees a high-profile sprinting filly being asked to stretch out for the first time and at this point all are in the dark as to whether Yuesheng Zhang's acquisition Relief Rally (Ire) (Kodiac {GB}) can go the extra furlong having signed off her highly profitable juvenile campaign with a win in the G2 Lowther S. In contrasting style,...