| 1 nt | 15-17 pnt 4333 / 4432 / 5322 verdelingen | 2  | 0+ pnt 5+ kaart  |
| 2 | Verplicht | 2 nt | 8-9 pnt 5 kaart |
| ??? |
1 nt Printversion
1 NT opening and its anwers
The auction so far
1 nt Printversion
1 nt Printversion
Answers to 1 nt - 2 - 2 - 2 nt
| Pas | minimale sans opening zonder steun | 3 | minimale sans opening met 3+ kaart steun |
| 3 nt | maximale sans opening zonder steun | 4 | maximale sans opening met 3+ kaart steun |
(advertentie)