So easy was Zarkava's cruise control victory in the $1.2 million Prix de Diane at Chantilly on Sunday, her rider Christophe Soumillon was blowing kisses to the grandstand at the sixteenth pole. This three-length French Oaks triumph, coming on the heels of an equally impressive score in the French 1000 Guineas four weeks ago, established Zarkava, an Zaminday filly owned by the Aga Khan, as very likely the best of her generation anywhere in the world.