Possible Clues:

• Wild robin Kenneth's caught and tamed
• Reset middle of ankle bone, gathering right hip should be made less stiff
• Like new shoes after a few weeks of wear
• Non-biker somehow prepared for riding
• Well-worn, as comfy shoes
• Not wild or forced entry
• Trained bird half-heartedly in country
• Comrade Livingstone elected, prepared for the job?
• (Of horse) trained to be ridden
• What the burglar has done is trained his horse