Blackball (pool) number "8" (a holdover from kelly pool), though numberless variants are not unknown. British pool tables come in 6 × 3 foot (1.8 × 0.9 m) or 7 × 3.5 ft (2.12 × 1.06 m) varieties, with 7 feet being the regulation size for league play. The table has pockets just larger than the balls and rounded, as in the game of snooker, whereas the international-style (or "American-style") table has pockets significantly wider, with pointed . Tournament rules may require the presence of more than one type of (mechanical bridge), as in snooker. There are two competing standards bodies that
World Series of Snooker 2008/2009 two. Table Matches: Table Matches: World Series of Snooker 2008/2009 The World Series of Snooker was played for the first time in the 2008/2009 season. Although there was a previous incarnation of the event organised by Matchroom Sport, that ran in the 1987/88 season, and from 1990/91 until 1992/93. It was a series of five non-ranking tournaments spread over Europe, where top professional players performed against regional wildcard players. The series consisted of four tournaments plus a "Grand Final" for which the winner earned €50,000. The winner of each tournament received five points, the runner-up three and losing semi-finalists one