is replayed, unless the competition has a local rule to spot the jack in such situations. during a game, a planned stop in play, usually an afternoon tea break. In some competitions, local regulations allow the managers to determine if a break is taken or if the teams play straight through to completion. C a piece of equipment used by an umpire or a player, to judge the relative distance between the jack and one or more bowls, at the conclusion of an end, which will determine the number of shots held by a player or team. (a.k.a. (indoor bowls)) a variation of outdoor bowls, played on a rectangular piece of carpet that is laid out on the floor, and can be rolled up a stored away between games. Carpet bowls have different types of bowls, which are smaller than an outdoor bowl, and the rules that govern play are unique to this particular form of the game. represents the midpoint of a rink between the boundary pegs. Some greens will have centre lines drawn on the rink from the 2 metre mark towards the middle of the green at both ends, extending for a few metres. The jack is aligned with the centre line after being rolled by a player at the start of an end. used to indicate a bowl that has touched the jack as part of its initial delivery during an end. A player in charge of the head will use a piece of chalk, or chalk spray, to place a mark, which must be done before the next bowl comes to a rest, and must be removed before the bowl is delivered in the next end. once all bowls have been delivered by players standing at the mat end of the rink, they will move to the other end of the rink. See also crossover. following your own bowl down the green after delivery. If permitted by the rules of the competition, the player is expected to be positioned behind the head on or before the bowl comes to rest. See also riding. a piece of material placed under a bowl to hold it in place on the green. When a measure is called for, and a bowl is leaning on another bowl, it is sometimes necessary to chock the bowl so that one bowl can be removed without changing the position of the other.