Dunst Opening Lambertville, New Jersey), giving the opening its most popular name in the United States. The Dutch International Master and correspondence grandmaster Dirk Daniel ("Dick D.") van Geet (March 1, 1932 – April 29, 2012) frequently played 1.Nc3, so it is often called the van Geet's Opening in the Netherlands. The appellation Sleipnir seems to come from Germany. Sleipnir is Odin's ("Wotan" in German) magical eight-legged horse, and chess knights are horses with up to eight different possible moves each turn. Czech Jan Kotrč (1862–1943), editor and publisher of the magazine "České Listy", said the opening was analyzed by English players.
Eight-legged essay pluralistic ideology characteristic of the Tang Dynasty to a neo-Confucian ideology based on Cheng Yi and Zhu Xi's philosophy. The eight-legged essay came into existence under this background, coinciding with the shift in ideology and embodying the new orthodoxy. The essay format didn't become prevalent as a standard essay in the civil service examination until early Ming dynasty (1368-1644), when the composition of the essay was clearly specified. In the seventeenth century, Gu Yanwu stated that this form of essay-writing became standardized precisely during the 15th century, when the eight parts of the essay were determined. The term "eight-legged essay"