DEAUVILLE, France--Culls from some of Europe's-and indeed, the world's-greatest breeders have played a sizable role in driving the market at this year's breeding stock sales. Over the past few weeks buyers have come out in force for the stock deemed excess to Juddmonte, Godolphin and Shadwell, but they had to wait until Arqana's December Breeding Stock Sale for the offerings from Wertheimer et Frere, with that nursery selling exclusively in Deauville each December. It was a mare from that consignment that supplied the joint-highest price during Monday's second session of...