It was a game used by the ancient Greeks and it was originally from Sicily. It consisted of pouring the last drop of wine from each glass in a certain place (it required a good pulse which was always affected by the drunkenness of the wine). The winner had the right to have sex with one of those present.
Game of classical Greece practiced in the symposia rather at the end when the wine, although usually reduced with water, according to the simposiarch or king of the banquet, was taking effect. The last sip of the cup was thrown into a crater or cup with a very wide mouth located at a certain distance while a name of those present was pronounced, an etaira or a slave or another exceptionally. If the liquid fell inside, the libante had the right to sex.