Olympic symbols human figures representing the cultural heritage. The first major mascot in the Olympic Games was Misha in the 1980 Summer Olympics in Moscow. Misha was used extensively during the opening and closing ceremonies, had a TV animated cartoon and appeared on several merchandise products. Nowadays, most of the merchandise aimed at young people focuses on the mascots, rather than the Olympic flag or organization logos. The Olympic movement is very protective of its symbols; as many jurisdictions have given the movement exclusive trademark rights to any interlocking arrangement of five rings, and usage of the word "Olympic". The rings are
Olympic Games session following a celebration of the Olympic Games. During such revisions, sports can be excluded or included in the programme on the basis of a two-thirds majority vote of the members of the IOC. There are recognised sports that have never been on an Olympic programme in any capacity, including chess and surfing. In October and November 2004, the IOC established an Olympic Programme Commission, which was tasked with reviewing the sports on the Olympic programme and all non-Olympic recognised sports. The goal was to apply a systematic approach to establishing the Olympic programme for each celebration of the Games.