answers: Greece
context: a standard 18-event program was established. In order to open a Games in ancient Greece the organizers would hold an Inauguration Festival. This was followed by a ceremony in which athletes took an oath of sportsmanship. The first competition, an artistic competition of trumpeters and heralds, concluded the opening festivities. The Olympic opening ceremonies represent the official commencement of an Olympic Games. In recent Olympics, athletic competition began prior to the opening ceremonies. For example, the football competitions for both men and women at the 2008 Summer Olympics began two days prior to the opening ceremonies. The 2014 Winter Olympics </s> motto. Since the 1980 Summer Olympics in Moscow, the artistic presentations have continued to grow in scale and complexity. The opening ceremony at the Beijing Games, for example, reportedly cost US$100 million, with much of the cost incurring in the artistic portion of the ceremony. The traditional part of the ceremonies starts with a "Parade of Nations", during which most participating athletes march into the stadium, country by country. It is not compulsory for athletes to participate in the opening ceremonies. Because some of the first events of the Games may start on the day before, on the day, or </s> nation of Australia entered last. The Parade of Nations track, designed by Cairns based Torres Strait Islander visual artist Brian Robinson, was a specially commissioned artwork drawing on indigenous and local culture and mythology, featuring stars, surfboards, sea animals and shells. The young Surf Lifesavers of Australia, popularly called as the "Nippers", escorted the athletes carrying a surfboard bearing the country name. The image of each nation's flag was projected on the ground of the stadium. Kylie Minogue's famous song "Can't Get You Out of My Head", was played at the arrival of England into the stadium. Sia's song "Chandelier"
question: which country 's team always leads the olympic opening procession