Question: What clan lived in the castle where Flora Harris competed at the Young Rider European Eventing Championships in 2007?
Sentence (from "Young rider classification in the Tour de France"): The requirements to be eligible for the young rider classification have changed over the years but have always been such that experienced cyclists were not eligible, sometimes by excluding cyclists over a certain age, cyclists who had entered the Tour de France before, or cyclists who had been professional for more than two years.
Relevant evidence: No