Simulation 8Z20 Main | ![](g/12.gif)
Stayman or Not III
|
by Richard Pavlicek |
[First read Stayman or Not? and Part II]
Now suppose the major is stronger (but still 4-3-3-3 with an unstopped suit):
West
| North 1 NT
| East Pass
| South ?
| K J 9 3
Q 10 4
8 7 6
A 9 2 |
Will the stronger four-card major reduce or eliminate the advantage of 3 NT? Lets find out.
For a simulation I created 10,000 random deals with the South hand fixed. North: 15-17 HCP; balanced; 4-5 spades (if 5 spades, doubleton must be J-x or better). Further, East was constrained not to have any appropriate action (bid or double) over 1 NT; and West not to have extreme shape (freakness 6+) with 7+ playing tricks.
Results are shown below. Trick Average shows the average number of tricks won by declarer. Make Percent shows how often the contract is made (including with overtrick) and Overtrick Percent how often an overtrick is made. The second table compares the bids directly, with the better choice leftmost. Net W-L (matchpoints or board-a-match verdict) counts +1 for a win and -1 for a loss. Net Score and Net IMPs are calculated twice, first with declarer nonvul (green) then with declarer vul (red). Plus values show the net gain over 10,000 deals.
Surprisingly, perhaps, the stronger four-card major actually increases the advantage of 3 NT. Even the previous slight Won-Lost advantage of 4
has disappeared into a huge gain for 3 NT. Evidence is certainly mounting up to forget about Stayman on all flat hands. One more follow-up: Stayman or Not IV.
Results for 10,000 Deals
Contract | Trick Average | Make Percent | Overtrick Percent
|
---|
3 NT | 9.2182 | 75.73 | 39.58
|
4 ![S](s.gif) | 9.2958 | 43.64 | 12.27 |
Comparison | Net W-L | Net Score | Net IMPs | Net Score | Net IMPs
|
---|
3 NT vs. 4 ![S](s.gif) | +4674 | +1,580,620 | +33,418 | +2,491,370 | +40,913 |
Actual Deals
Below are 100 of the 10,000 deals, including the first 20, last 20, and 60 in-between with the greatest IMP gains (30 for each option). Numbers after each contract show the tricks won by declarer with double-dummy play all-around.
1. ![](i/lg.gif) | 10 7 4 2
A K 3
K J
K Q 6 3
|
8 6 5
9 7 2
Q 10 9 5 4
J 10 | ![Table](tx.gif) | A Q
J 8 6 5
A 3 2
8 7 5 4
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
2. ![](i/lg.gif) | A 2
A 8 7 2
A Q 10 4
J 7 3
|
10 8 6 5
K 6 3
J 9
K Q 6 5 | ![Table](tx.gif) | Q 7 4
J 9 5
K 5 3 2
10 8 4
|
3 NT → 10 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3. ![](i/lg.gif) | A 8 7 4
K J
Q 9 5
K Q J 8
|
Q 6 2
9 7 5
K J 3
10 7 5 4 | ![Table](tx.gif) | 10 5
A 8 6 3 2
A 10 4 2
6 3
|
3 NT → 8 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4. ![](i/lg.gif) | A 10 5
A 9 5
A Q J
Q 7 6 4
|
Q 8 6 2
K 7 6 2
10 9
K 10 5 | ![Table](tx.gif) | 7 4
J 8 3
K 5 4 3 2
J 8 3
|
3 NT → 10 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5. ![](i/lg.gif) | 5 4
A 8 7
K Q 10 5
K Q J 10
|
A Q 8 6
J 9 5 3
4 2
8 6 4 | ![Table](tx.gif) | 10 7 2
K 6 2
A J 9 3
7 5 3
|
3 NT → 8 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
6. ![](i/lg.gif) | A 6 5 2
A K 8 7
Q 5 3
Q 6
|
Q 4
9
A K J 10 4
J 8 7 5 3 | ![Table](tx.gif) | 10 8 7
J 6 5 3 2
9 2
K 10 4
|
3 NT → 9 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7. ![](i/lg.gif) | A 7 6
K 8 3
A K J 3
J 8 5
|
Q 5 4
7 6 5
Q 9 4 2
K 7 6 | ![Table](tx.gif) | 10 8 2
A J 9 2
10 5
Q 10 4 3
|
3 NT → 9 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
8. ![](i/lg.gif) | Q 7 5 4
A 5 2
A J 10
K Q 4
|
10 8 2
J 9 8 3
9 5 4
8 6 5 | ![Table](tx.gif) | A 6
K 7 6
K Q 3 2
J 10 7 3
|
3 NT → 9 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9. ![](i/lg.gif) | A Q 7 6
A J 6
K 9 2
Q 7 3
|
2
9 8 7 3 2
A Q 10
K J 8 5 | ![Table](tx.gif) | 10 8 5 4
K 5
J 5 4 3
10 6 4
|
3 NT → 8 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
10. ![](i/lg.gif) | A Q 10 4
K 8 5
A 2
K 7 6 3
|
8 6 2
J 2
Q J 10 9 5 4
Q 5 | ![Table](tx.gif) | 7 5
A 9 7 6 3
K 3
J 10 8 4
|
3 NT → 9 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
11. ![](i/lg.gif) | 7 5
A K 8
A K J 10 5
Q 10 8
|
A 8 6 2
9 7 2
4
K 7 6 5 3 | ![Table](tx.gif) | Q 10 4
J 6 5 3
Q 9 3 2
J 4
|
3 NT → 10 4 → 8 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
12. ![](i/lg.gif) | Q 10 7 2
A K J
K 10 9
Q 8 3
|
9 7 6 3
A Q 5 4
J 10 7 6 4 | ![Table](tx.gif) | A 8 6 5 4
8 5 2
J 3 2
K 5
|
3 NT → 8 4 → 8 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
13. ![](i/lg.gif) | A Q
K 8 5
A J 9 5
K 8 7 3
|
8 5
7 3
K Q 10 4 3
Q J 10 6 | ![Table](tx.gif) | 10 7 6 4 2
A J 9 6 2
2
5 4
|
3 NT → 11 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
14. ![](i/lg.gif) | A 6 5 2
7 5
A K J
K Q 7 4
|
Q 10 7
8 6 3 2
Q 10 9 5 2
3 | ![Table](tx.gif) | 8 4
A K J 9
4 3
J 10 8 6 5
|
3 NT → 9 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
15. ![](i/lg.gif) | A 10 4
A J
A Q 10 4
10 7 5 3
|
Q 8 6 5
7 6 5 2
K 9 3
K 8 | ![Table](tx.gif) | 7 2
K 9 8 3
J 5 2
Q J 6 4
|
3 NT → 9 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
16. ![](i/lg.gif) | A Q 10 5
J 3
A Q 10
Q 10 8 3
|
2
A 7 6 5 2
K 9 5 4 3 2
4 | ![Table](tx.gif) | 8 7 6 4
K 9 8
J
K J 7 6 5
|
3 NT → 9 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
17. ![](i/lg.gif) | A Q 10
A K 6 2
10 5 4 2
Q 5
|
6 4
J 9 8 7
A Q
J 10 8 6 4 | ![Table](tx.gif) | 8 7 5 2
5 3
K J 9 3
K 7 3
|
3 NT → 8 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
18. ![](i/lg.gif) | 10 6 5
A K 7
Q 2
K Q J 7 3
|
A Q 8 7
9 8 6 5 3
K 5
8 4 | ![Table](tx.gif) | 4 2
J 2
A J 10 9 4 3
10 6 5
|
3 NT → 5 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
19. ![](i/lg.gif) | A Q 8
J 9 7
K J 10 5
K J 5
|
7 2
K 8 6 3 2
A Q 4
10 8 7 | ![Table](tx.gif) | 10 6 5 4
A 5
9 3 2
Q 6 4 3
|
3 NT → 8 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
20. ![](i/lg.gif) | A Q 7
A K
K J 10 9 5
5 4 3
|
8 5 4
J 9 8 5 3
Q 3
K 10 6 | ![Table](tx.gif) | 10 6 2
7 6 2
A 4 2
Q J 8 7
|
3 NT → 9 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
364. ![](i/lg.gif) | 6 4
A J 6 5
A K 9 3
K 7 3
|
Q 10 7 5 2
7
Q 10 4
Q 10 6 5 | ![Table](tx.gif) | A 8
K 9 8 3 2
J 5 2
J 8 4
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
665. ![](i/lg.gif) | A 6 2
A K 8 7 3
Q 9
K 10 3
|
10 8 4
9 5 2
A J 4
8 7 6 4 | ![Table](tx.gif) | Q 7 5
J 6
K 10 5 3 2
Q J 5
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
1155. ![](i/lg.gif) | Q 7 5
K 9 2
K Q
K Q J 5 4
|
4 2
7 6 3
J 9 5 4 3
10 8 6 | ![Table](tx.gif) | A 10 8 6
A J 8 5
A 10 2
7 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
1346. ![](i/lg.gif) | A 10 4
A K 9
10 9
K Q J 10 7
|
8 6 2
J 8 6
K Q J 4 3
8 5 | ![Table](tx.gif) | Q 7 5
7 5 3 2
A 5 2
6 4 3
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
1679. ![](i/lg.gif) | 6 5 2
A K J 9 5
K Q 4
Q 3
|
10 7 4
6
A 10 9 5 3 2
J 10 7 | ![Table](tx.gif) | A Q 8
8 7 3 2
J
K 8 6 5 4
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
1690. ![](i/lg.gif) | A 2
A K 7 6 5
K 10 9
J 8 3
|
Q 10 8 7
8 3
A Q 2
Q 7 5 4 | ![Table](tx.gif) | 6 5 4
J 9 2
J 5 4 3
K 10 6
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
1918. ![](i/lg.gif) | A 4
7 3 2
A K Q J 2
K 10 4
|
Q 10 6 2
A J 6 5
10 5 4 3
3 | ![Table](tx.gif) | 8 7 5
K 9 8
9
Q J 8 7 6 5
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
1945. ![](i/lg.gif) | 8 2
K 9 7 3
A K Q J
Q 6 4
|
Q 10 7
A J 8 2
K J 8 7 5 3 | ![Table](tx.gif) | A 6 5 4
6 5
10 9 5 4 3 2
10
|
3 NT → 9 4 → 5 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
2093. ![](i/lg.gif) | Q 5
K 9 6 3 2
K Q 9
K Q 5
|
10 8 7 6 2
A 8 7 5
A J
J 7 | ![Table](tx.gif) | A 4
J
10 5 4 3 2
10 8 6 4 3
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
2177. ![](i/lg.gif) | A Q 4 2
K J 7
J 5
K Q 6 3
|
10 6 5
A 8 6 3 2
Q 4 2
J 7 | ![Table](tx.gif) | 8 7
9 5
A K 10 9 3
10 8 5 4
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
2727. ![](i/lg.gif) | Q 8
A K J 8
A Q 9 3
10 7 3
|
A 5
9 7 6 3
J 10 5 2
K 6 5 | ![Table](tx.gif) | 10 7 6 4 2
5 2
K 4
Q J 8 4
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
2905. ![](i/lg.gif) | 6 4
A K 9
K Q 2
K J 7 6 4
|
A 10 8 7 5
7 2
J 10 9 4 3
5 | ![Table](tx.gif) | Q 2
J 8 6 5 3
A 5
Q 10 8 3
|
3 NT → 9 4 → 6 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
2927. ![](i/lg.gif) | A 10 6
A K 7 3 2
J 9
K 7 6
|
8 4 2
J 6
K 5
Q J 10 8 4 3 | ![Table](tx.gif) | Q 7 5
9 8 5
A Q 10 4 3 2
5
|
3 NT → 7 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3015. ![](i/lg.gif) | 8 7
K 7 5 3
A K J 4
K J 6
|
A 5 4
8
10 9 5 3 2
10 8 5 4 | ![Table](tx.gif) | Q 10 6 2
A J 9 6 2
Q
Q 7 3
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3093. ![](i/lg.gif) | A Q
A 9 5 3
A 9 5
K 10 5 3
|
8 6
K J 7
J 2
Q J 8 7 6 4 | ![Table](tx.gif) | 10 7 5 4 2
8 6 2
K Q 10 4 3
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3299. ![](i/lg.gif) | 10 6
A K J
Q J 5
K Q 10 8 6
|
Q 8 5 4 2
8 5 3
9 4 2
J 4 | ![Table](tx.gif) | A 7
9 7 6 2
A K 10 3
7 5 3
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3753. ![](i/lg.gif) | Q 10 6
A K 9 6 2
A J
K 6 5
|
A 4 2
J 8 5
K 10 5
J 7 4 3 | ![Table](tx.gif) | 8 7 5
7 3
Q 9 4 3 2
Q 10 8
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3884. ![](i/lg.gif) | A 4
A J 5 3
Q 10 9 5
K Q J
|
Q 10 7 6 2
9 8 7 2
A 2
7 5 | ![Table](tx.gif) | 8 5
K 6
K J 4 3
10 8 6 4 3
|
3 NT → 9 4 → 6 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
3998. ![](i/lg.gif) | A Q 8
K 6 3
9 4
K Q J 5 3
|
10 5 4
8 7 5
A Q J 3 2
7 4 | ![Table](tx.gif) | 7 6 2
A J 9 2
K 10 5
10 8 6
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4032. ![](i/lg.gif) | A 10 6
A 9 2
Q 4
K Q J 6 5
|
Q 8 7 4
8
A K J 10 3 2
8 7 | ![Table](tx.gif) | 5 2
K J 7 6 5 3
9 5
10 4 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
4042. ![](i/lg.gif) | A Q 8 7
A K 9 6
5 3
K 6 3
|
6 4 2
5 3 2
A K J 10 4
J 10 | ![Table](tx.gif) | 10 5
J 8 7
Q 9 2
Q 8 7 5 4
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4162. ![](i/lg.gif) | A 6 5 2
K J 8
K 5
K J 7 5
|
10 4
A 9 6 5 3
J 10 3
Q 8 6 | ![Table](tx.gif) | Q 8 7
7 2
A Q 9 4 2
10 4 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4186. ![](i/lg.gif) | Q 6 2
A K J 7
A 9 5
K 4 3
|
A 4
5 3 2
K J 10 4 3 2
J 8 | ![Table](tx.gif) | 10 8 7 5
9 8 6
Q
Q 10 7 6 5
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4187. ![](i/lg.gif) | A Q 6
K 6 2
Q 10
K J 8 7 4
|
8 7 5
A 9 3
J 9 5 3 2
10 6 | ![Table](tx.gif) | 10 4 2
J 8 7 5
A K 4
Q 5 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4291. ![](i/lg.gif) | Q 4
A 9 7 5
A K 10 5
Q J 3
|
6
K J 8
Q 4 3
K 8 7 6 5 4 | ![Table](tx.gif) | A 10 8 7 5 2
6 3 2
J 9 2
10
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4307. ![](i/lg.gif) | 6 4
A K 3
Q 9 4
K Q J 10 3
|
A 10 7
J
A K 10 3 2
7 6 5 4 | ![Table](tx.gif) | Q 8 5 2
9 8 7 6 5 2
J 5
8
|
3 NT → 9 4 → 6 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4483. ![](i/lg.gif) | Q 5
A K J 9 8
A 10 2
J 6 3
|
A 8 7 4 2
7 5
4
K 10 8 7 4 | ![Table](tx.gif) | 10 6
6 3 2
K Q J 9 5 3
Q 5
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4564. ![](i/lg.gif) | A 7 2
K J 7 3
A K Q 2
6 5
|
8 6 5
A 6 5
J 10
K J 10 8 7 | ![Table](tx.gif) | Q 10 4
9 8 2
9 5 4 3
Q 4 3
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
4978. ![](i/lg.gif) | A Q 5 4
6 2
A K J 10
Q 10 6
|
8 6
A K J 8 5 3
Q 5 2
J 8 | ![Table](tx.gif) | 10 7 2
9 7
9 4 3
K 7 5 4 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5101. ![](i/lg.gif) | A Q 2
A 9 7
K 4
Q J 7 6 3
|
6 5 4
K 8 6 5 3
A 10 9
K 5 | ![Table](tx.gif) | 10 8 7
J 2
Q J 5 3 2
10 8 4
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
5106. ![](i/lg.gif) | A 2
A K 8 6 5
A 10 5
8 5 4
|
Q 10 6 5 4
7 2
J 4 2
K Q 7 | ![Table](tx.gif) | 8 7
J 9 3
K Q 9 3
J 10 6 3
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5333. ![](i/lg.gif) | A 4
K 8 3 2
A K Q 5
J 5 4
|
A J 7 6 5
10 9 3 2
K Q 8 3 | ![Table](tx.gif) | Q 10 8 7 6 5 2
9
J 4
10 7 6
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5455. ![](i/lg.gif) | A Q 7 2
A K 5 2
J 5
K 10 4
|
6 5
J 8 6
Q 10 4
8 7 6 5 3 | ![Table](tx.gif) | 10 8 4
9 7 3
A K 9 3 2
Q J
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5619. ![](i/lg.gif) | A Q 6
A K 8 6 3
J 9
Q J 4
|
10 8 7
J 9
K Q 10 5 3 2
7 6 | ![Table](tx.gif) | 5 4 2
7 5 2
A 4
K 10 8 5 3
|
3 NT → 7 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5729. ![](i/lg.gif) | Q 4
K 9 7 5
A K Q
J 8 7 4
|
A 10 7 6 2
A J 8 6 3
3
Q 10 | ![Table](tx.gif) | 8 5
2
J 10 9 5 4 2
K 6 5 3
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5756. ![](i/lg.gif) | A 6 2
A J 9 7 2
A 2
Q 8 5
|
Q 8 4
6 5 3
J 9 3
K J 4 3 | ![Table](tx.gif) | 10 7 5
K 8
K Q 10 5 4
10 7 6
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5783. ![](i/lg.gif) | Q 5
7 6 5
A K 5
K Q J 7 3
|
A 8 7 6 4 2
A K J
10 9 4
10 | ![Table](tx.gif) | 10
9 8 3 2
Q J 3 2
8 6 5 4
|
3 NT → 9 4 → 6 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5809. ![](i/lg.gif) | A 6 4 2
9 5
A K J
K J 7 5
|
10 5
A J 8 6 3 2
10 2
Q 10 8 | ![Table](tx.gif) | Q 8 7
K 7
Q 9 5 4 3
6 4 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
5863. ![](i/lg.gif) | A Q 4
9 5 3
A 3
K Q 10 4 3
|
A J 8 2
Q 10 5 4 2
8 7 6 5 | ![Table](tx.gif) | 10 8 7 6 5 2
K 7 6
K J 9
J
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
6284. ![](i/lg.gif) | A Q 5
K J 6
4 3
K Q J 6 4
|
10 6
A 8 7 3
Q J 10 9 5 2
3 | ![Table](tx.gif) | 8 7 4 2
9 5 2
A K
10 8 7 5
|
3 NT → 6 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
6286. ![](i/lg.gif) | Q 7 4
K J 2
A Q 5 4
K Q 6
|
A 10 8 2
9 8 7 6 5 3
K 10 2
| ![Table](tx.gif) | 6 5
A
J 9 3
J 10 8 7 5 4 3
|
3 NT → 10 4 → 5 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
6383. ![](i/lg.gif) | 6 2
A K J 5
K J 10
Q J 6 5
|
Q 5 4
A 9 5 4 3 2
K 10 7 4 | ![Table](tx.gif) | A 10 8 7
9 8 7 6 3 2
Q
8 3
|
3 NT → 9 4 → 5 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
6706. ![](i/lg.gif) | A Q 4
3 2
A Q J 4 3
K J 8
|
10 5 2
K J 9 8 5
K 5 2
7 3 | ![Table](tx.gif) | 8 7 6
A 7 6
10 9
Q 10 6 5 4
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
6771. ![](i/lg.gif) | A 10 7 6
K J 9 7
A 4
K J 6
|
Q 8 4
3 2
Q 10 5
Q 10 8 5 4 | ![Table](tx.gif) | 5 2
A 8 6 5
K J 9 3 2
7 3
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7035. ![](i/lg.gif) | A 8 7
K J 9 8 6
A 9
K 5 4
|
10 5
A 5 2
K Q 10 5 3 2
7 6 | ![Table](tx.gif) | Q 6 4 2
7 3
J 4
Q J 10 8 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7120. ![](i/lg.gif) | 4 2
A 9 3
A K Q 10 5
Q J 5
|
A 10 8 7 6 5
K 8 2
K 8 4 3 | ![Table](tx.gif) | Q
J 7 6 5
J 9 4 3 2
10 7 6
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7456. ![](i/lg.gif) | Q 7 5 2
K 9 2
A 2
K Q J 3
|
A 6
7 6 5
Q 10 9 4 3
8 7 5 | ![Table](tx.gif) | 10 8 4
A J 8 3
K J 5
10 6 4
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7593. ![](i/lg.gif) | A Q 2
A K 9 3
J 5
Q 10 7 3
|
6 5 4
J 7 6
A K Q 10 4 2
8 | ![Table](tx.gif) | 10 8 7
8 5 2
9 3
K J 6 5 4
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7664. ![](i/lg.gif) | A Q 6
A 8 5
K 2
Q J 10 7 5
|
10 4
7 6 3
A J 10 9 4 3
K 6 | ![Table](tx.gif) | 8 7 5 2
K J 9 2
Q 5
8 4 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7716. ![](i/lg.gif) | A Q 10 7
A K 7
5 3
K 10 5 4
|
8 2
5 3
A K Q J 9 4
J 6 3 | ![Table](tx.gif) | 6 5 4
J 9 8 6 2
10 2
Q 8 7
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
7753. ![](i/lg.gif) | A Q 2
K J 8
10 9
K Q J 5 4
|
10 8 6 4
A 6 5 3
A J
10 7 6 | ![Table](tx.gif) | 7 5
9 7 2
K Q 5 4 3 2
8 3
|
3 NT → 6 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
7842. ![](i/lg.gif) | Q 10
K 8 7 2
A K 10 3
Q J 4
|
8 6 5 2
3
J 9 2
K 8 6 5 3 | ![Table](tx.gif) | A 7 4
A J 9 6 5
Q 5 4
10 7
|
3 NT → 9 4 → 6 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
8093. ![](i/lg.gif) | A Q 8 7
K 9 7 2
Q J
K 8 6
|
10 6 5
J 6 5
K 10 9 5 3
7 4 | ![Table](tx.gif) | 4 2
A 8 3
A 4 2
Q J 10 5 3
|
3 NT → 7 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
8233. ![](i/lg.gif) | A Q 7
K 9 3 2
Q 9
K J 10 8
|
8 6
J 7 5
A J 10 5 4 2
Q 5 | ![Table](tx.gif) | 10 5 4 2
A 8 6
K 3
7 6 4 3
|
3 NT → 6 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
8490. ![](i/lg.gif) | Q 10 7
A 7 3
A J 2
K J 8 4
|
A
K J 9 5 2
K 10 9
10 7 6 3 | ![Table](tx.gif) | 8 6 5 4 2
8 6
Q 5 4 3
Q 5
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
8570. ![](i/lg.gif) | Q 6
A K 7 5
A 10 5 4
Q J 4
|
A 10 8 7 5
J
3 2
K 10 8 5 3 | ![Table](tx.gif) | 4 2
9 8 6 3 2
K Q J 9
7 6
|
3 NT → 9 4 → 6 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
8718. ![](i/lg.gif) | Q 4
A K J 6
K Q 5
J 8 6 5
|
8 6
9 7 5 3
A J 9 3 2
Q 4 | ![Table](tx.gif) | A 10 7 5 2
8 2
10 4
K 10 7 3
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9083. ![](i/lg.gif) | A 4
K 9 3
A K Q 10 4
8 6 5
|
Q 10 8 7 6 2
2
3 2
K J 7 3 | ![Table](tx.gif) | 5
A J 8 7 6 5
J 9 5
Q 10 4
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9937. ![](i/lg.gif) | 6 4
K J 7 3
A Q 9 2
K Q 5
|
Q 10 8 5 2
8
K 10 5 4
J 7 3 | ![Table](tx.gif) | A 7
A 9 6 5 2
J 3
10 8 6 4
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9951. ![](i/lg.gif) | 7 5 4
A K J
Q 9 4
K Q J 3
|
10 6 2
9 7 5
A K 10 5 3 2
7 | ![Table](tx.gif) | A Q 8
8 6 3 2
J
10 8 6 5 4
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
9981. ![](i/lg.gif) | 8 6 2
A J 8 6
A Q J
K 10 8
|
A 10 7 5
7
K 9 3 2
Q 7 5 4 | ![Table](tx.gif) | Q 4
K 9 5 3 2
10 5 4
J 6 3
|
3 NT → 10 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9982. ![](i/lg.gif) | 7 2
A K 6 5
A K 9
J 8 4 3
|
A 6
9 2
J 10 5 4 3 2
K Q 6 | ![Table](tx.gif) | Q 10 8 5 4
J 8 7 3
Q
10 7 5
|
3 NT → 9 4 → 8 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9983. ![](i/lg.gif) | A 2
A J 5
A J 10 5
Q 8 6 3
|
Q 10 8 6 4
K 6
K 4 2
K 7 4 | ![Table](tx.gif) | 7 5
9 8 7 3 2
Q 9 3
J 10 5
|
3 NT → 10 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9984. ![](i/lg.gif) | A 5
K J 3
A Q J 9 2
Q 10 6
|
10 8 7 2
9 7 6 5 2
7 5 4 3 | ![Table](tx.gif) | Q 6 4
A 8
K 10 5 4 3
K J 8
|
3 NT → 10 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9985. ![](i/lg.gif) | A Q 8 4
A 8 6
Q 2
K 10 6 3
|
10 7 2
K 7 3 2
A 9 4 3
7 4 | ![Table](tx.gif) | 6 5
J 9 5
K J 10 5
Q J 8 5
|
3 NT → 8 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9986. ![](i/lg.gif) | Q 5 2
K 9
A Q 5 4
K J 8 6
|
A 4
J 8 6 2
K J 3
Q 10 7 4 | ![Table](tx.gif) | 10 8 7 6
A 7 5 3
10 9 2
5 3
|
3 NT → 10 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9987. ![](i/lg.gif) | A 10 6
K 6
A J 2
K Q 10 5 4
|
Q 7 5
9 7 5 3
Q 10 9 3
J 6 | ![Table](tx.gif) | 8 4 2
A J 8 2
K 5 4
8 7 3
|
3 NT → 11 4 → 12 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9988. ![](i/lg.gif) | 8 7 6
A K 5
A K Q 9 3
8 5
|
A 10 5 4
8 2
J 5 2
Q 10 7 4 | ![Table](tx.gif) | Q 2
J 9 7 6 3
10 4
K J 6 3
|
3 NT → 9 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9989. ![](i/lg.gif) | A 10 6
K 7 6 5
A 5
K Q J 3
|
8 7 5 2
J
K J 9 3 2
7 6 4 | ![Table](tx.gif) | Q 4
A 9 8 3 2
Q 10 4
10 8 5
|
3 NT → 9 4 → 10 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9990. ![](i/lg.gif) | A 6 2
A K 8 5 2
A 5
J 8 7
|
Q 7 4
J 7 3
J 9 3
K 10 4 3 | ![Table](tx.gif) | 10 8 5
9 6
K Q 10 4 2
Q 6 5
|
3 NT → 11 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/52.gif) | Top Stayman or Not III |
9991. ![](i/lg.gif) | A 7 6 4
K J 7 5
K 9
K Q J
|
10 5
6 2
A Q J 5 3 2
7 6 4 | ![Table](tx.gif) | Q 8 2
A 9 8 3
10 4
10 8 5 3
|
3 NT → 8 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9992. ![](i/lg.gif) | 10 7
K 9 8
A K 2
K Q 10 8 4
|
A Q 8 5 2
J 7
J 10 9 4
7 5 | ![Table](tx.gif) | 6 4
A 6 5 3 2
Q 5 3
J 6 3
|
3 NT → 9 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9993. ![](i/lg.gif) | Q 6 5
K 9
A K 5 3
K 10 7 3
|
A 7 2
7 6
Q 10 9 4 2
J 8 5 | ![Table](tx.gif) | 10 8 4
A J 8 5 3 2
J
Q 6 4
|
3 NT → 10 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9994. ![](i/lg.gif) | A 8 6 2
A 5
K Q 10 2
K J 7
|
Q 10 7 4
K J 8 3
A J
8 6 5 | ![Table](tx.gif) | 5
9 7 6 2
9 5 4 3
Q 10 4 3
|
3 NT → 9 4 → 9 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9995. ![](i/lg.gif) | A 2
J 8 3
A K Q J 9
Q 7 4
|
10 7 6 5 4
A 2
2
K J 8 5 3 | ![Table](tx.gif) | Q 8
K 9 7 6 5
10 5 4 3
10 6
|
3 NT → 10 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9996. ![](i/lg.gif) | A 7 5
A J 7
K J 10 3 2
Q 7
|
Q 10 6 4
9 8 6 3
9
K J 5 3 | ![Table](tx.gif) | 8 2
K 5 2
A Q 5 4
10 8 6 4
|
3 NT → 8 4 → 7 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9997. ![](i/lg.gif) | A Q 2
9 7
A Q 9
K Q 8 6 5
|
8 7 6 4
6 5 3
J 10 5 3
J 10 | ![Table](tx.gif) | 10 5
A K J 8 2
K 4 2
7 4 3
|
3 NT → 11 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9998. ![](i/lg.gif) | 10 6 4
A K J 6
K 10
K Q 8 4
|
A Q
9 8 7 3 2
A J
J 10 6 5 | ![Table](tx.gif) | 8 7 5 2
5
Q 9 5 4 3 2
7 3
|
3 NT → 10 4 → 8 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
9999. ![](i/lg.gif) | A 7 5 4
A K 2
K 10 4 2
K 10
|
Q 8 6
J 9 8 6
Q 9 3
7 6 3 | ![Table](tx.gif) | 10 2
7 5 3
A J 5
Q J 8 5 4
|
3 NT → 11 4 → 11 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
10000. ![](i/lg.gif) | A 7
A K 9 5
K 10 9 3
Q 7 6
|
Q 5
J 7 6 3 2
Q J
K J 5 4 | ![Table](tx.gif) | 10 8 6 4 2
8
A 5 4 2
10 8 3
|
3 NT → 10 4 → 8 | K J 9 3
Q 10 4
8 7 6
A 9 2 |
Simulation 8Z20 Main | ![](g/12.gif) | Top Stayman or Not III |
© 2019 Richard Pavlicek