Question: What cricket batting stroke, which hits the cricket ball over the keeper, was invented by Tillakaratne Dilshan during the ICC World Twenty20 in 2009?

Context articles: Tillakaratne Dilshan
2013 ICC World Twenty20 Qualifier
Cricket in Ireland
2008 ICC World Twenty20 Qualifier
2012 ICC World Twenty20
History of the ICC World Twenty20
List of Bermuda Twenty20 International cricketers
Dilscoop
ICC World Twenty20 Qualifier
2020 ICC World Twenty20

Tillakaratne Mudiyanselage Dilshan, (Sinhalese: තිලකරත්න ඩිල්ෂාන් ; born 14 October 1976, as Tuwan Mohammad Dilshan), popularly known as Tillakaratne Dilshan, is a former Sri Lankan cricketer and a former captain of the Sri Lanka national cricket team.
 The best rated Sri Lankan player in run-chases in ODI history, he is often regarded as one of the most innovative batsmen of all time.
 Dilshan is one such rare cricketer who can bat, bowl, field and keep wickets.
 He is an aggressive right-hand batsman who invented the scoop, which has come to be known as the dilscoop, that hits the ball over the keeper.
 An opening batsman, he is also a capable off-break bowler.
 A livewire in the field, he usually fields at the point region.
The 2013 ICC World Twenty20 Qualifier was played in November 2013 in the United Arab Emirates and is a part of the ICC World Twenty20 Qualifier series.
 This edition of the qualifier for the 2014 ICC World Twenty20 is an expanded version comprising ten qualifiers from regional Twenty20 tournaments in addition to the top six finishers of the previous edition.
 The groups were announced by the ICC on 7 August 2013.
 Ireland meet Afghanistan in the final for third time with Ireland winning their 2nd title against Afghanistan and 3rd title overall.
 The top 6 nations qualified for the 2014 ICC World Twenty20: Ireland, Afghanistan, Netherlands and making their World Twenty20 debut the UAE, Nepal and Hong Kong.
Cricket in Ireland is a long-established sport.
 It is governed by Cricket Ireland, which maintains the Ireland men's and women's cricket teams.
 Like several other sports, cricket in Ireland is organised on an all-Ireland basis.
 Following the team's success in the 2007 Cricket World Cup, the sport's popularity increased in Ireland.
 The country is an associate member of the International Cricket Council and plays in tournaments like the World Cricket League and ICC Intercontinental Cup, which are qualifying rounds for associate teams for the Cricket World Cup and ICC World Twenty20.
 Ireland qualified for the 2009 ICC World Twenty20, the 2011 Cricket World Cup and 2010 ICC World Twenty20.
 In the 2011 World Cup, they beat England in the group matches.
The 2008 ICC World Twenty20 Qualifier was the inaugural tournament of ICC World Twenty20 Qualifier and was played between 2 and 5 August 2008 in Stormont, Belfast in Northern Ireland.
 The top three will play in the 2009 ICC World Twenty20, the international championship of Twenty20 cricket.
 The six competing teams were: Bermuda, Canada, Ireland, Kenya, The Netherlands and Scotland.
The 2012 ICC World Twenty20 was the fourth ICC World Twenty20 competition, an international Twenty20 cricket tournament that took place in Sri Lanka from 18 September to 7 October 2012 which was won by the West Indies.
 The schedule has been posted by International Cricket Council (ICC).
 This is the first World Twenty20 tournament held in an Asian country, the last three having been held in South Africa, England and the West Indies.
 Sri Lankan pacer Lasith Malinga has been chosen as the event ambassador of the tournament by ICC.
 The format has four groups of three teams in a preliminary round.
 India and England are in the same group and were joined by the runner up of the ICC World Twenty20 Qualifier, Afghanistan.
 The champions of the ICC World Twenty20 Qualifier, Ireland, are in a group with West Indies and Australia.
 Sri Lanka, South Africa and Zimbabwe, and Pakistan, New Zealand and Bangladesh are the other two groups.
The ICC World Twenty20 was first held IN 2007.
 It was first decided that every two years an ICC World Twenty20 tournament is to take place, except in the event of an ICC Cricket World Cup being scheduled in the same year, in which case it will be held the year before.
 The first tournament was in 2007 in South Africa where India defeated Pakistan in the final.
 Two Associate teams had played in the first tournament, selected through the 2007 ICC World Cricket League Division One, a 50-over competition.
 In December 2007 it was decided to hold a qualifying tournament with a 20-over format to better prepare the teams.
 With six participants, two would qualify for the 2009 World Twenty20 and would each receive $250,000 in prize money.
 The second tournament was won by Pakistan who beat Sri Lanka by 8 wickets in England on 21 June 2009.
 The 2010 ICC World Twenty20 tournament was held in West Indies in May 2010, where England defeated Australia by 7 wickets.
 The 2012 ICC World Twenty20 was won by the West-Indies, by defeating Sri Lanka at the finals.
 For the first time, a host nation competed in the final of the ICC World Twenty20.
 There were 12 participants for the title including Ireland and Afghanistan as 2012 ICC World Twenty20 Qualifier.
 It was the first time the World Twenty20 tournament took place in an Asian country.
 Pakistan was the only team to reach the last four in the first four editions of the tournament.
 2014 saw the expansion to 16 teams featuring three teams making their debuts.
 Sri Lanka yet again made it to the Finals this time winning after their two other appearances in previous finals.
 The ICC World Twenty20 has had five champions from five tournaments.
A Twenty20 International (T20I) is an international cricket match between two representative teams, each having T20I status, as determined by the International Cricket Council (ICC), and is played under the rules of Twenty20 cricket.
 The first T20I was played between Australia and New Zealand on 17 February 2005.
 Bermuda played its first T20I under the captaincy of Irving Romaine at the Civil Service Cricket Club, Stormont, Belfast, on 3 August 2008, against Scotland.
 This match took place during the 2009 ICC World Twenty20 Qualifier, which took place between 2–5 August 2008.
 Bermuda played a total of three matches during this tournament and lost them all, failing to qualify for the 2009 ICC World Twenty20.
 Bermuda later lost its T20I status during the 2009 World Cup Qualifier, in which they finished ninth.
 Bermuda have not regained this status and now play in World Cricket League Division Four.
The Dilscoop is a cricket batting stroke, also known as a "ramp shot", developed by Sri Lankan right-handed batsman Tillakaratne Dilshan during the ICC World Twenty20 held during June 2009 in England.
The ICC World Twenty20 Qualifier is an international Twenty20 cricket tournament run under the auspices of the International Cricket Council.
 The tournament serves as the final qualifying event for the ICC World Twenty20 for associate and affiliate members.
 The first edition was held in 2008, with only six teams.
 This was increased to eight teams for the 2010 tournament and to 16 teams for the 2012 and 2013 editions, but reduced to 14 for the 2015 edition.
 Currently, the top six finishers in the qualifier move on to the ICC World Twenty20 tournament.
 Ireland are the most successful team, having won three tournaments (including one shared with the Netherlands) and qualified for the World Twenty20 on every occasion the tournament has been played.
The 2020 ICC World Twenty20 is scheduled to be the seventh ICC World Twenty20 tournament, with matches to be held in Australia.
 Cricket Australia is designated as the sole host board for the tournament.
 Although there were speculations that both Australia and New Zealand will host the tournament, as at the 1992 Cricket World Cup and the 2015 Cricket World Cup, but later it was confirmed by New Zealand Cricket that Australia would be the sole host for the tournament.
 In April 2016, ICC Chief executive David Richardon said that he will push for at least two more teams to be added to the first and second round in future World Twenty20.
 Australia has not previously hosted the event.