![Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the photo is seen Shiyao Wang from China who Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the photo is seen Shiyao Wang from China who](https://c8.alamy.com/comp/R0YEJC/prague-czech-republic-07th-nov-2018-the-world-sudoku-puzzle-championship-was-held-in-prague-czech-republic-on-november-7-2018-on-the-photo-is-seen-shiyao-wang-from-china-who-managed-to-solve-the-9x9-sudoku-grid-in-5444-seconds-at-the-championship-which-is-the-new-world-record-credit-michaela-rihovactk-photoalamy-live-news-R0YEJC.jpg)
Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the photo is seen Shiyao Wang from China who
![The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018, Stock Photo, Picture And Rights Managed Image. Pic. CKP-P201811071235801 | agefotostock The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018, Stock Photo, Picture And Rights Managed Image. Pic. CKP-P201811071235801 | agefotostock](https://t1.thpservices.com/previewimage/gallil/4ffc98bf06af140280e762d15957505d/ckp-p201811071262201.jpg)
The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018, Stock Photo, Picture And Rights Managed Image. Pic. CKP-P201811071235801 | agefotostock
![Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the photo is seen Jakub Ondrousek from Czech Republic. Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the photo is seen Jakub Ondrousek from Czech Republic.](https://c8.alamy.com/comp/R0YEJW/prague-czech-republic-07th-nov-2018-the-world-sudoku-puzzle-championship-was-held-in-prague-czech-republic-on-november-7-2018-on-the-photo-is-seen-jakub-ondrousek-from-czech-republic-until-now-ondrousek-was-the-world-record-holder-he-solved-the-sudoku-grid-in-1-minute-and-25-seconds-in-2010-credit-michaela-rihovactk-photoalamy-live-news-R0YEJW.jpg)
Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the photo is seen Jakub Ondrousek from Czech Republic.
![Enjoying monotony helps': how to take on the world in competitive jigsaw puzzling | Puzzle games | The Guardian Enjoying monotony helps': how to take on the world in competitive jigsaw puzzling | Puzzle games | The Guardian](https://i.guim.co.uk/img/media/a00a5c5fe335b57d419468d5c0f992f8fbb4ae9b/0_0_3808_2286/master/3808.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=068a478bec08f17064987d2a6b45e6f7)
Enjoying monotony helps': how to take on the world in competitive jigsaw puzzling | Puzzle games | The Guardian
![Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the right side is seen Letian Ming from China. Prague, Czech Republic. 07th Nov, 2018. The World Sudoku & Puzzle Championship was held in Prague, Czech Republic, on November 7, 2018. On the right side is seen Letian Ming from China.](https://c8.alamy.com/comp/R0YEJ7/prague-czech-republic-07th-nov-2018-the-world-sudoku-puzzle-championship-was-held-in-prague-czech-republic-on-november-7-2018-on-the-right-side-is-seen-letian-ming-from-china-credit-michaela-rihovactk-photoalamy-live-news-R0YEJ7.jpg)