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 | Semi finals Dutch Championship KNDB 1991 |
Category: Group A |
| Round 1 | ||||||||
| sa 12-01-1991 | Cock van Leeuwen | - | Paul Nitsch | 1 | - | 1 | ||
| Taeke Kooistra | - | Auke Scholma (2354) | 0 | - | 2 | |||
| Daaf Kasse | - | Frank Teer (2279) | 0 | - | 2 | |||
| Peter Hoopman (2270) | - | Ove Verdel | 2 | - | 0 | |||
| Ron Heusdens (2249) | - | Remco van Zelst | 0 | - | 2 | |||
| Round 2 | ||||||||
| su 13-01-1991 | Frank Teer (2279) | - | Taeke Kooistra | 1 | - | 1 | ||
| Ove Verdel | - | Daaf Kasse | 1 | - | 1 | |||
| Remco van Zelst | - | Paul Nitsch | 1 | - | 1 | |||
| Ron Heusdens (2249) | - | Peter Hoopman (2270) | 0 | - | 2 | Game | ||
| Auke Scholma (2354) | - | Cock van Leeuwen | 2 | - | 0 | Game | ||
| Round 3 | ||||||||
| sa 19-01-1991 | Paul Nitsch | - | Auke Scholma (2354) | 0 | - | 2 | Game | |
| Cock van Leeuwen | - | Frank Teer (2279) | 2 | - | 0 | |||
| Taeke Kooistra | - | Ove Verdel | 1 | - | 1 | |||
| Daaf Kasse | - | Ron Heusdens (2249) | 0 | - | 2 | |||
| Peter Hoopman (2270) | - | Remco van Zelst | 1 | - | 1 | |||
| Round 4 | ||||||||
| su 20-01-1991 | Remco van Zelst | - | Auke Scholma (2354) | 0 | - | 2 | ||
| Ove Verdel | - | Cock van Leeuwen | 1 | - | 1 | |||
| Frank Teer (2279) | - | Paul Nitsch | 0 | - | 2 | |||
| Peter Hoopman (2270) | - | Daaf Kasse | 2 | - | 0 | |||
| Ron Heusdens (2249) | - | Taeke Kooistra | 1 | - | 1 | |||
| Round 5 | ||||||||
| sa 26-01-1991 | Daaf Kasse | - | Remco van Zelst | 2 | - | 0 | ||
| Taeke Kooistra | - | Peter Hoopman (2270) | 1 | - | 1 | |||
| Cock van Leeuwen | - | Ron Heusdens (2249) | 0 | - | 2 | |||
| Paul Nitsch | - | Ove Verdel | 1 | - | 1 | |||
| Auke Scholma (2354) | - | Frank Teer (2279) | 1 | - | 1 | |||
| Round 6 | ||||||||
| su 27-01-1991 | Ron Heusdens (2249) | - | Paul Nitsch | 1 | - | 1 | ||
| Peter Hoopman (2270) | - | Cock van Leeuwen | 1 | - | 1 | |||
| Daaf Kasse | - | Taeke Kooistra | 1 | - | 1 | |||
| Ove Verdel | - | Auke Scholma (2354) | 1 | - | 1 | |||
| Remco van Zelst | - | Frank Teer (2279) | 1 | - | 1 | |||
| Round 7 | ||||||||
| fr 01-02-1991 | Auke Scholma (2354) | - | Ron Heusdens (2249) | 1 | - | 1 | ||
| sa 09-02-1991 | Taeke Kooistra | - | Remco van Zelst | 0 | - | 2 | ||
| Cock van Leeuwen | - | Daaf Kasse | 1 | - | 1 | |||
| Paul Nitsch | - | Peter Hoopman (2270) | 1 | - | 1 | |||
| Frank Teer (2279) | - | Ove Verdel | 2 | - | 0 | |||
| Round 8 | ||||||||
| sa 02-02-1991 | Peter Hoopman (2270) | - | Auke Scholma (2354) | 1 | - | 1 | ||
| su 10-02-1991 | Ron Heusdens (2249) | - | Frank Teer (2279) | 1 | - | 1 | ||
| Daaf Kasse | - | Paul Nitsch | 2 | - | 0 | |||
| Taeke Kooistra | - | Cock van Leeuwen | 1 | - | 1 | |||
| Remco van Zelst | - | Ove Verdel | 2 | - | 0 | Game | ||
| Round 9 | ||||||||
| sa 16-02-1991 | Cock van Leeuwen | - | Remco van Zelst | 1 | - | 1 | ||
| Paul Nitsch | - | Taeke Kooistra | 2 | - | 0 | |||
| Auke Scholma (2354) | - | Daaf Kasse | 1 | - | 1 | |||
| Frank Teer (2279) | - | Peter Hoopman (2270) | 1 | - | 1 | |||
| Ove Verdel | - | Ron Heusdens (2249) | 0 | - | 2 | |||