Choi Cheok Io Oscar (蔡倬堯)

Place: Macao, Macao, China

Birth: 2014-03-03

Rating: 1969.44, Std: 94.27, Rank: 842

First game: 2022-07-18, Last game: 2026-07-27

Top rating: 1975.86 (2022-07-18)

Games: 33, Wins: 16, Draws: 0, Losses: 17

Gy1: 16, Gy2: 16, Gy5: 33

World Renju Youth Cup 2026 (online) C Group
Date	2026-07-27		Rating	1969.44
Round	Color	Result	Opponent
1	White	Win	Li Xiulai	1606.59
2	Black	Loss	Suzuki Yoshitaka	2093.07
3	White	Loss	Chan I Son Isaac	2232.96
4	White	Win	Su Zijing	1919.34
5	Black	Loss	Veer Mihkel	1944.92
6	Black	Win	Letovaltsev Matvei	2040.83
7	Black	Loss	Un Chi Fong	1803.28
8	Black	Win	Pärnamaa Artur	1528.08
9	White	Loss	Potapov Stepan	2141.23
Youth World Championship 2026 Group C
Date	2026-07-08		Rating	1971.18
Round	Color	Result	Opponent
1	Black	Loss	Xia Kaidi	2327.65
2	Black	Win	Golovanov Mikhail	1808.38
3	White	Win	Chen Zengziran	2161.42
4	Black	Loss	Xiang Zhenxuan	2378.17
5	White	Loss	Rogozinskii Iaroslav	2041.02
6	White	Win	Letovaltsev Matvei	2043.32
7	Black	Loss	Chan I Son Isaac	2228.77
World Renju Youth Cup 2023 (online) E Group
Date	2023-07-18		Rating	1968.66
Round	Color	Result	Opponent
1	Black	Win	Suzuki Tetsuji	1736.12
3	Black	Loss	Ding Seong Wan	2025.89
4	Black	Win	Yin Chi Lai	1861.53
5	White	Loss	Wang Pinyi	2095.95
6	Black	Win	Mak Chun Ngai	1971.64
7	Black	Loss	Dai Junrui	2183.77
8	White	Loss	Zubov Vsevolod	1918.48
9	Black	Win	Wong Chon Meng	1803.45
World Renju Youth Cup 2022 (online) D Group
Date	2022-07-18		Rating	1975.86
Round	Color	Result	Opponent
1	White	Loss	Zhou Sizhe	2311.98
2	Black	Loss	Wong Iat Long	1868.50
3	Black	Win	Liu Xing	1831.57
4	Black	Win	Ao Yik Hei	1759.85
5	Black	Win	Wong Chon Hin	1867.57
6	Black	Win	Gao Shengrui	1992.49
7	White	Loss	Liu Wenbo	2127.54
8	White	Loss	Kuong Cheng In	2070.76
9	White	Win	Chan Lok Kei	1926.38