ELENA RODRIGUEZ A 50-year-old Spanish extreme athlete emerged on Friday from a 500-day challenge living 70 metres (230 feet) deep in a cave outside Granada with minimal contact outside. Wearing dark glasses and smiling as she adjusted to the light of spring in southern Spain, elite mountaineer Beatriz Flamini told reporters that time had flown by and she did not want to come out. "When they came in to get me, I was asleep. I thought something had happened. I said: 'Already? Surely not.' I hadn't finished my book," she said. Flamini's support team said she broke a world record…