"Ca va, ca va, ca va," says one rider after another as they report back to trainer Fabrice Chappet on their respective mounts during a routine Monday morning exercise in Chantilly. Then comes Gregory Defrel, the Martinique-born rider of G2 Prix Greffulhe winner Onesto (Ire) (Frankel {GB}). "Tres, tres bien," he says, before gesticulating with the internationally recognised hand signal for 'ok'. That's good enough for the trainer, who remains outwardly impassive as he watches his second lot circle under the trees in the Rond Allez France. Chappet is not...