Friday, August 12, 2011

Cricket



A brief intro:

Cricket is a bat-and-ball team sport that has been played around the world for more than eight centuries. In fact, there is written evidence of Prince Edward playing cricket in 14th century England. It wasn't until the 17th century, however, that cricket became a professional sport played in competition, and not until a hundred years later that it became known around the world.
Today, the International Cricket Council has 104 members. The game has its greatest following in the Test playing countries of Australia, Bangladesh, England, India, New Zealand, Pakistan, South Africa, Sri Lanka, Zimbabwe and the West Indies and is generally regarded as the second most popular spectator sport in the world

Rules and Game-play

A typical cricket field.

Summary

A cricket match is played between two teams of eleven players each[19][20] on a grassy field, typically 137–150 metres (150–160 yd) in diameter.[21] The Laws of Cricket do not specify the size or shape of the field[22] but it is often oval.
A cricket match consists of multiple periods called innings. During an innings, one team plays defense (the fielding team) and the other offense (the batting team). The two teams switch between fielding and batting after each innings. All eleven members of the fielding team take the field, but only two members of the batting team (two batsmen) are on the field at any given time.
The key action takes place in the pitch, a rectangular strip in the centre of the field. The two batsmen face each other at opposite ends of the pitch. The fielding team's eleven members stand outside the pitch, spread out across the field.
Behind each batsman is a target called a wicket. One designated member of the fielding team, called the bowler, is given a ball, and attempts to throw (bowl) the ball from one end of the pitch to the wicket behind the batsman on the other side of the pitch. The batsman tries to prevent the ball from hitting the wicket by hitting the ball with a bat. If the bowler succeeds in hitting the wicket, or if the ball, after being hit, is caught by the fielding team before it touches the ground, the batsman is dismissed. A dismissed batsman must leave the field, to be replaced by another batsman from the batting team.
If the batsman is successful in hitting the ball away from the wicket without the ball being caught before it hits the ground, the two batsmen may then try to score points (runs) for their team by running across the pitch, switching positions. Each switch of positions is worth one run. The batsmen may attempt multiple runs or they may attempt no runs. By attempting runs, the batsmen risk dismissal, which can happen if the fielding team retrieves the ball and hits a wicket with the ball before a batsman has reached that end of the pitch.
If the batsman hits the bowled ball over the field boundary without the ball touching the field, the batting team scores six runs and may not attempt more. If the ball touches the ground and then goes over the boundary, the batting team scores four runs and may not attempt more. When the batsmen have finished attempting their runs, the ball is returned to the bowler to be bowled again. The bowler continues to bowl toward the same wicket, regardless of any switch of the batsmen's positions.[23]
After a bowler has bowled six times (an over), another member of the fielding team is designated as the new bowler. The new bowler bowls to the opposite wicket, and play continues. Fielding team members may bowl multiple times during an innings, but may not bowl two overs in succession.
The innings is complete when 10 of the 11 members of the batting team have been dismissed or a set number of overs has been played. The number of innings and the number of overs per innings vary depending on the match.




Bowling

A typical bowling action
Sri Lankan bowler Muttiah Muralitharan, the highest wicket taker in both Test and ODI forms of cricket bowls to Adam Gilchrist.
The bowler reaches his delivery stride by means of a "run-up", although some bowlers with a very slow delivery take no more than a couple of steps before bowling. A fast bowler needs momentum and takes quite a long run-up, running very fast as he does so.
The fastest bowlers can deliver the ball at a speed of over 90 miles per hour (140 km/h) and they sometimes rely on sheer speed to try and defeat the batsman, who is forced to react very quickly. Other fast bowlers rely on a mixture of speed and guile. Some fast bowlers make use of the seam of the ball so that it "curves" or "swings" in flight. This type of delivery can deceive a batsman into mistiming his shot so that the ball touches the edge of the bat and can then be "caught behind" by the wicketkeeper or a slip fielder.
At the other end of the bowling scale is the "spinner" who bowls at a relatively slow pace and relies entirely on guile to deceive the batsman. A spinner will often "buy his wicket" by "tossing one up" (in a slower, higher parabolic path) to lure the batsman into making a poor shot. The batsman has to be very wary of such deliveries as they are often "flighted" or spun so that the ball will not behave quite as he expects and he could be "trapped" into getting himself out.
In between the pacemen and the spinners are the "medium pacers" who rely on persistent accuracy to try and contain the rate of scoring and wear down the batsman's concentration.
All bowlers are classified according to their looks or style. The classifications, as with much cricket terminology, can be very confusing. Hence, a bowler could be classified as LF, meaning he is a left arm fast bowler; or as LBG, meaning he is a right arm spin bowler who bowls deliveries that are called a "leg break" and a "Googly".
During the bowling action the elbow may be held at any angle and may bend further, but may not straighten out. If the elbow straightens illegally then the square-leg umpire may call no-ball: this is known as "throwing" or "chucking", and can be difficult to detect. The current laws allow a bowler to straighten his arm 15 degrees or less.

Fielding

All eleven players on the fielding side take the field together. One of them is the wicket-keeper aka "keeper" who operates behind the wicket being defended by the batsman on strike. Wicket-keeping is normally a specialist occupation and his primary job is to gather deliveries that the batsman does not hit, so that the batsmen cannot run byes. He wears special gloves (he is the only fielder allowed to do so), a box over the groin, and pads to cover his lower legs. Owing to his position directly behind the striker, the wicket-keeper has a good chance of getting a batsman out caught off a fine edge from the bat. He is the only player who can get a batsman out stumped.
Apart from the one currently bowling, the other nine fielders are tactically deployed by the team captain in chosen positions around the field. These positions are not fixed but they are known by specific and sometimes colourful names such as "slip", "third man", "silly mid on" and "long leg". There are always many unprotected areas.
The captain is the most important member of the fielding side as he determines all the tactics including who should bowl (and how); and he is responsible for "setting the field", though usually in consultation with the bowler.
In all forms of cricket, if a fielder gets injured or becomes ill during a match, a substitute is allowed to field instead of him. The substitute cannot bowl, act as a captain or keep wicket. The substitute leaves the field when the injured player is fit to return

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