There are total 19 groups, 378 players in the prelims. Out of 19 there are 2 senior groups, 2 women's groups, and 1 world group. Out of 378 players, 14 are Korean amateurs, 217 are Korea pros, 88 from China, 27 from Japan, 20 from Chinese Taipei, 12 from rest of world.
Group A-N (Open Groups)
1st round 6/28/17
2nd round 6/30/17
3rd round 7/1/17
4th round 7/2/17
final round 7/3/17
Group O-P (age >= 45)
1st round 6/28/17
2nd round 6/29/17
3rd round 7/1/17
4th round 7/2/17
final round 7/3/17
Group Q (World)
1st round 6/30/17
2nd round 7/1/17
3rd round 7/2/17
final round 7/3/17
Group Q match up:
1st round 6/28/17
2nd round 6/29/17
3rd round 7/1/17
4th round 7/2/17
final round 7/3/17
■ Seeded players(Main tournament)
ㆍFinal 4 of last year: Ke Jie, Tuo Jiaxi, Fan Yunruo, Lee Sedol
ㆍKorea : Park Yeonghun, Park Junghwan, Ahn Kukhyun, Shin Jinseo
ㆍChina : Tang Weixing, Chen Yaoye
ㆍJapan : Iyama Yuta, Yamashita Keigo
■ Main Tournament;
. Round of 32: 9/5 - 9/7/17
ㆍRound of 16: 9/25/17
ㆍRound of 8: 9/27/17
ㆍSemi Final(3 games): 11/6 - 11/8/17
ㆍFinal(3 games): 12/5 - 12/7/17
I stole trout's format from last year
