Players prepare humanoid robots to compete during the 5th National Teenagers Olympiad of Humanoid Robots in Nantong, East 皇冠体育app's Jiangsu province, July 17, 2010. [Photo/CFP] 

A player directs a humanoid robot to kick a ball during the 5th National Teenagers Olympiad of Humanoid Robots in Nantong, East 皇冠体育app's Jiangsu province, July 17, 2010. The top three winners will represent 皇冠体育app to participate into the 18th ROBO-ONE scheduled in August in Japan. [Photo/CFP]