|
Sud |
Ovest |
Distribuzione di Ovest |
|
1SA |
! |
Monocolore. Est dichiara obbligatoriamente 2♣ su cui Ovest passa o presenta la sua lunga |
| 2♣♦♥ | Bicolore con il seme dichiarato ed un altro superiore in rango | |
| 2♠ | Monocolore. Più debole di contro e poi 2♠ | |
| 2SA | Mano Fortissima e molto sbilanciata |
DONT convention is part of the large number of conventions
conceived not to passively suffer the 1NT (strong) opening.
The convention is one of the many widgets of the American champion Marty Bergen.
Its name is the acronym for 'Disturbing Opener's No Trump'.
The first opponent after the 1NT opener should bid as follows:
|
South |
West |
Meaning |
|
1NT |
! |
single suit hand. His partner must bid 2♣ and the first opponent passes on this or corrects to his suit |
| 2♣♦♥ |
Two suits hand. Bid suit and another with higher rank |
|
| 2♠ |
Single suit weaker than DBL and then 2♠ |
|
| 2NT |
Big two suits |
Peut être utilisé en 2e mais certain l'utilisent aussi en 4e position:
|
South |
West |
Meaning |
|
1NT |
! |
montre une main unicolore quelconque |
| 2♣ |
montre un main bicolore avec trèfle + autre couleur |
|
| 2♦ |
montre un main bicolore avec carreau + autre couleur majeure |
|
| 2♣♦♥ |
montre un main bicolore en majeures |
|
| 2♠ |
montre a main unicolore à pique (moins forte que celle avec laquelle on Contre) |
|
| 2NT |
montre grande main bicolore quelconque |