Iowa m3
Iowa 1973
| Date | Players | Type | Elo Average | Games | Rounds |
| 1973 | 2 | Match | 3 | 3 |
| Name | ELO | Points | ||
| Knudsen, John C | 2.0 | |||
| Roth, B. | 1.0 | |||
Iowa m3 Games
| White | Black | Result | Round | Date | Opening | View |
| Roth, B | Knudsen, J | 0-1  |
1 | 1973 | C13 French, classical |   |
| Knudsen, J | Roth, B | 1-0 |
2 | 1973 | D07 Queen's Gambit Declined, Chigorin defence |   |
| Roth, B | Knudsen, J | 1-0 |
3 | 1973 | A00 Polish (Sokolsky) opening | |