Chantilly's G1 Prix de Diane programme opened with a bang when Alain and Gerard Wertheimer's homebred 2-year-old filly Polyvega (Ire) (Lope De Vega {Ire}--Polydream {Ire}, by Oasis Dream {GB}) unleashed a debut performance of note to attain 'TDN Rising Star' status in Sunday's Prix de la Reine Blanche Longines Polyvega was a shade slow from the stands' side stall and raced in fourth after the initial strides of this debutantes' heat. Cruising forward on the bridle once past halfway, the 3-1 second choice was shaken up to seize control approaching...