Snooker The sport has become increasingly popular in China. The origin of snooker dates back to the latter half of the 19th century. In the 1870s, billiards was a popular activity amongst British Army officers stationed in India and several variations of the game were devised during this time. One such variation originated at the officers' mess of the 11th Devonshire Regiment in 1875, which combined the rules of two pocket billiards games, pyramid and life pool. The former was played with fifteen red balls and one black positioned in a triangle, while the latter involved the potting of designated coloured
Rules of snooker play a shot that leaves the opponent unable to hit a ball "on" directly. This is most commonly called "snookering" one's opponent, or alternatively "laying a snooker" or putting the other player "in a snooker". Because players receive points for fouls by their opponents, repeatedly snookering one's opponent is a possible way of winning a frame when potting all the balls on the table would be insufficient to ensure a win or tie. This portion of the frame is known as the "snookers-required" stage. A free ball is a player-nominated substitute for the ball "on" when a player becomes snookered