Main
Detail specifications 12CE - Level 1 ★
Opener's rebid after a change of suit (1 over 1)
1)The opener has a four-card fit in the responder's suit,
With a first-zone hand (12-14HCP), the opener gives support at the 2 level 2
With a second-zone hand the opener supports at the 3 level
With a third-zone hand:
With a first-zone hand (12-14HCP), the opener gives support at the 2 level 2
With a second-zone hand the opener supports at the 3 level
With a third-zone hand:
- balanced : 3 SA ; the responder will conclude at 4 in the major or pass.
- unbalanced: supports at the 4 level in the major or makes a slam bid
| S | W | N | E |
|---|---|---|---|
 |
 |
 |
|
 |
| S | W | N | E |
|---|---|---|---|
|
|
|
|
 |
Problème E1204
Not having opened 1NT, the opener cannot have a balanced hand. The responder should realize this.
Not having opened 1NT, the opener cannot have a balanced hand. The responder should realize this.
2) the opener doesn't have a fit in the responder's major
Repeating the opening suit at level:
a non-forcing NT bid at level:
Repeating the opening suit at level:
- 2 with a first-zone hand (12-14HCP)
- 3 with a second-zone hand (15-17HCP)
a non-forcing NT bid at level:
- 1 with a first-zone balanced hand (12-14HCP)
- 2 (jump) with a third-zone hand (18-19HCP)
- After a 1 heart opening and the response of 1 spade, without a 4-card minor, and without spade support, the opener is obliged to bid 2 clubs or 2 diamonds. He can bid 2NT next time round.
| S | W | N | E |
|---|---|---|---|
|
|
|
|
 |
Problème E1196
A jump rebid in the opening minor with a second-zone unbalanced hand
A jump rebid in the opening minor with a second-zone unbalanced hand
| S | W | N | E |
|---|---|---|---|
|
|
|
|
 |
Problème E1201
1NT rebid with a first zone balanced hand
1NT rebid with a first zone balanced hand
3) without a fit, the opener can also announce a two-suiter hand
ie he can bid another suit of at least four cards at the two level.There are three sorts of two-suiter hands:
The minimum two-suiter, n on-forcing with 12-17HCP. This allows the responder to remain at the two level by returning to the opening suit.
The maximum two-suiter, forcing for a round with at least 17HCP.The responder has to jump a level to get back to the opening suit.
The jump shift, game forcing, as from 20HCP or so.
ie he can bid another suit of at least four cards at the two level.There are three sorts of two-suiter hands:
The minimum two-suiter, n on-forcing with 12-17HCP. This allows the responder to remain at the two level by returning to the opening suit.
The maximum two-suiter, forcing for a round with at least 17HCP.The responder has to jump a level to get back to the opening suit.
The jump shift, game forcing, as from 20HCP or so.
| S | W | N | E |
|---|---|---|---|
|
|
|
|
 |
Problème E1195
Minimum two-suiter. The responder can return to diamonds, the opener's first suit, at level 2
Minimum two-suiter. The responder can return to diamonds, the opener's first suit, at level 2
Important !!!
You will not always be strong enough to announce your two suits, especially when the 5-card suit is the minor and not the major. Don't mislead your partner as to the strength of your hand.
You will not always be strong enough to announce your two suits, especially when the 5-card suit is the minor and not the major. Don't mislead your partner as to the strength of your hand.
| S | W | N | E |
|---|---|---|---|
|
|
 |
|
|
Problème E4830
Impossible to bid your 4-card major. You need 17HCP for a maximum two-suiter.
Impossible to bid your 4-card major. You need 17HCP for a maximum two-suiter.
FR version
The opener's low support bid shows:
-a four-card heart fit and a first-zone opening (12-14HCP)