Chess.com GM Challenge
Tonto Village USA 2011
| Date | Players | Type | Elo Average | Games |
| Jun 04, 2011 | 4 | Schev | 2478 | 8 |
| Name | ELO | Points | ||
 |
GM Atalik, Suat | 2616 | 3.0 | |
|
GM Yermolinsky, Alex | 2530 | 2.0 | |
|
IM Rensch, Daniel | 2406 | 1.5 | |
|
IM Pruess, David | 2358 | 1.5 | |
Chess.com GM Challenge Games
| White | Black | Result | Round | Date | Opening | View |
| Atalik, S | Rensch, D | 1-0  |
1 | Jun 04, 2011 | E04 Catalan, open, 5.Nf3 |   |
| Yermolinsky, A | Pruess, D | 1-0 |
1 | Jun 04, 2011 | E15 Queen's Indian, 4.g3 |   |
| Pruess, D | Atalik, S | 0-1 |
2 | Jun 04, 2011 | C37 King's Gambit Accepted, Quaade gambit | |
| Rensch, D | Yermolinsky, A | 1-0 |
2 | Jun 04, 2011 | B12 Caro-Kann defence | |
| Pruess, D | Yermolinsky, A | 1-0 |
3 | Jun 05, 2011 | B12 Caro-Kann defence | |
| Rensch, D | Atalik, S | ½-½ |
3 | Jun 05, 2011 | C45 Scotch game | |
| Atalik, S | Pruess, D | ½-½ |
4 | Jun 05, 2011 | E15 Queen's Indian, 4.g3 | |
| Yermolinsky, A | Rensch, D | 1-0 |
4 | Jun 05, 2011 | E32 Nimzo-Indian, classical variation | |