Data 9X97 Main


One Diamond vs. Two Diamonds


 by Richard Pavlicek

Third seat, 9-15 HCP

Found 18 comparisons in 40,069 deals from 72 major events 1996-2014.
First and last, and all swings of 5+ IMPs in between, are shown here.
Deals are rotated as needed to align comparison criteria to N-S.


1. 2014 Spingold Qtrfinal, Seg 3, Bd 35 West
Helness

Pass
Pass

Lead
S J
H K
H 5
C Q
D 3
S 4
C 9
C 5
H 6
S 10
North
Fallenius
Pass
1 H
2 D

2nd
Q
9
D 2
A
4
7
2
10
3
D 6
East
Helgemo
Pass
Pass
All Pass

3rd
K
7
8
3
K
8
K
D J
D 8
9
South
Fredin
1 D
1 NT


4th
5
2
4
4
A
2
7
8
A
3
West
Upmark

Pass


Lead
S J
H 5
S 7
C 3
H A
C Q
C 5
H J
C 6
H 10
North
Nunes
Pass
Pass


2nd
Q
9
A
2
4
7
10
K
H 8
D K
East
Nystrom
Pass
Pass


3rd
K
Q
2
K
3
9
D 4
D 8
D J
D A
South
Fantoni
2 D



4th
4
2
5
A
D 2
4
8
7
J
D 3
N deals
E-W vul
S A Q 9 8
H J 10 6 4 2
D J 4
C 9 3
S J 7
H A Q 8 7
D 10 6 5 3
C A 10 7
Table S K 6 3 2
H K 5 3
D K 7
C J 8 4 2
67776 =
76657 =
Par EW +90
S 10 5 4
H 9
D A Q 9 8 2
C K Q 6 5

1 D opening
2 D South =
+90 0

  2 D opening
  2 D South +1
  +110 +11


2. 2012 Spingold Semifinal, Seg 3, Bd 44 West
Zimmermann

1 S
2 H

Lead
D J
H 3
D 10
S A
S K
S 5
C 5
S 6
D 9
C J
North
Versace
Pass
Pass
All Pass

2nd
K
2
Q
4
7
9
2
Q
8
6
East
Multon
Pass
1 NT


3rd
A
7
H 5
3
C 4
H K
A
H Q
C 7
3
South
Lauria
1 D
Pass


4th
6
10
4
2
10
D 2
8
D 3
H 4
H 9
West
Duboin

2 S
Pass

Lead
D 2
H K
H 10
C J
D 4
C 3
H 9
H 6
North
Fantoni
Pass
Pass
Pass

2nd
6
3
8
6
9
A
7
D 3
East
Sementa
Pass
3 NT


3rd
J
2
J
2
Q
8
Q
5
South
Nunes
2 D
Pass


4th
K
4
A
7
S 5
4
D 7
S 4
N deals
E-W vul
S Q 9 7 4
H A 7 4
D J 4
C J 10 9 8
S A K J 8 6 5
H J 9 5 2
D 6
C A 7
Table S 3
H K Q 10 6
D K 10 9 5
C Q 6 5 4
54376 =
88967 88A67
Par EW +620
S 10 2
H 8 3
D A Q 8 7 3 2
C K 3 2

1 D opening
2 H West +1
-140 0

  2 D opening
  3 NT East -2
  +200 +89


4. 2011 BB Qual, Rd 19, Bd 4 West
Fallenius

1 H
Pass
All Pass

Lead
C 2
C 5
North
Wooldridge
Pass
Dbl
1 NT


2nd
6
J
East
Fredin
Pass
Pass
2 H


3rd
A
K
South
Hurd
1 D
1 S
3 NT


4th
9
8
West
LallJ

Dbl
Pass


Lead
D 2
C 6
D 4
C 9
H 8
D 3
S 4
North
Bertheau
Pass
2 NT
3 D


2nd
5
5
6
10
10
H 7
3
East
Grue
Pass
3 C
All Pass


3rd
7
J
H 4
Q
2
A
9
South
Nystrom
2 D
Pass



4th
9
K
8
A
A
J
10
N deals
Both vul
S J 8 6 4
H Q 10 6 3
D A 8 5
C J 9
S K 10 7 2
H K J 8 7 4
D 2
C A 5 4
Table S Q 3
H 9 5 2
D J 7 4
C K 10 7 3 2
98596 =
45747 =
Par NS +600
S A 9 5
H A
D K Q 10 9 6 3
C Q 8 6

1 D opening
3 NT North =
+600 +1010

  2 D opening
  3 D South =
  +110 10


6. 2010 Vanderbilt Semifinal, Seg 4, Bd 56 West
Brogeland

1 NT

Lead
D 2
D 4
D 8
C A
C J
C 4
H 2
S Q
North
Helgemo
Pass
Pass

2nd
6
Q
H 4
10
8
K
7
K
East
Saelensminde
Pass
Pass

3rd
A
K
3
2
3
6
Q
4
South
Helness
1 D
Pass

4th
5
S 2
9
5
S 9
S 3
K
5
West
BessisM

2 NT

Lead
D 2
D 3
D 8
C A
C J
C 10
H 8
D 7
S 10
C 9
North
Nunes
Pass
Pass

2nd
6
Q
H 7
8
K
Q
A
J
K
6
East
BessisT
Pass
Pass

3rd
A
K
4
2
3
S 8
6
S 6
4
S 5
South
Fantoni
2 D
Pass

4th
5
H 4
9
5
S 9
4
10
S 2
3
H J
N deals
None vul
S K 7 6
H 10 3 2
D K 8 2
C K 10 9 8
S A Q 10
H K J 6
D Q J 9 5
C A J 4
Table S J 4 2
H 9 8 7 4
D 6
C Q 7 6 3 2
66584 76685
76758 66758
Par NS +90
S 9 8 5 3
H A Q 5
D A 10 7 4 3
C 5

1 D opening
1 NT West +1
-120 10

  2 D opening
  2 NT West -1
  +50 +515


10. 2009 BB Final, Seg 1, Bd 12 West
Versace

Dbl
2 D

Lead
S 10
S K
S Q
D 9
D K
D Q
D A
H 10
H J
S A
North
Rodwell
Pass
Rdbl
All Pass

2nd
5
2
D 7
2
5
C 5
S 3
K
4
H 7
East
Lauria
Pass
Pass


3rd
4
7
8
10
H 2
C 4
C 2
A
6
H 5
South
Meckstroth
1 D
Pass


4th
J
6
9
4
6
8
J
3
Q
D 3
West
Nickell

Dbl
3 S

Lead
D 9
D K
D Q
H K
H 7
S A
S K
C 5
S 9
C A
North
Nunes
Pass
Pass
Pass

2nd
2
5
S J
A
4
2
10
2
Q
4
East
Katz
Pass
2 H
4 S

3rd
10
7
H 2
3
10
5
7
9
H 9
3
South
Fantoni
2 D
Pass
All Pass

4th
4
6
8
6
Q
4
6
J
8
6
N deals
E-W vul
S 10 2
H A J 9 7 2
D 9 7
C K 7 4 2
S A K Q J 3
H K Q
D 5 4
C A Q 10 5
Table S 8 7 5
H 8 5 4 3
D J 8 6 2
C 9 3
64876 64887
68455 =
Par EW +100
S 9 6 4
H 10 6
D A K Q 10 3
C J 8 6

1 D opening
2 D West -4
+400 +517

  2 D opening
  4 S West -2
  +200 19


11. 2009 BB Qtrfinal, Seg 6, Bd 81 West
de Wijs

Dbl
2 H

Lead
C Q
C 3
H 2
C 5
S 4
C 8
D 2
S 7
H A
North
Rodwell
Pass
1 H
All Pass

2nd
9
J
3
2
6
D 10
K
Q
5
East
Muller
Pass
Pass


3rd
7
10
10
H 8
A
H J
Q
3
D 3
South
Meckstroth
1 D
2 C


4th
A
4
Q
6
2
K
9
8
9
West
Zia

Dbl
3 H

Lead
D 10
D A
H 7
C 9
D 9
S 9
C A
C 8
S 4
S 5
North
Drijver
Pass
Pass
Pass

2nd
2
H 4
2
4
J
6
2
Q
7
10
East
Hamman
Pass
2 S
4 H

3rd
K
5
J
3
4
Q
10
H 3
A
K
South
Brink
2 D
Pass
All Pass

4th
Q
3
9
J
C 5
2
7
6
3
N deals
None vul
S J 10 3 2
H K 5 2
D 10 9 5
C Q J 2
S A Q 5
H A Q 7 6 4
D Q
C A 8 5 3
Table S K 9 8 4
H J 8 3
D J 7 3 2
C 10 9
55377 =
68956 =
Par EW +140
S 7 6
H 10 9
D A K 8 6 4
C K 7 6 4

1 D opening
2 H West +2
-170 17

  2 D opening
  4 H West -1
  +50 +625


12. 2007 BB Qtrfinal, Seg 6, Bd 91 West
Bocchi

1 H
Pass
Pass

Lead
H 4
H 3
C 6
C 3
H K
C 4
C 5
C 9
S A
North
Eber
Pass
2 NT
3 H
3 NT

2nd
D 4
J
2
K
A
D 6
H 5
S 5
4
East
Duboin
Pass
Pass
Pass
All Pass

3rd
Q
2
A
7
6
10
8
D 10
6
South
Bosenberg
1 D
3 C
3 S


4th
7
D 5
Q
J
D 7
D 2
D 9
D 3
2
West
Cope

2 H
Pass


Lead
D J
H 2
C K
S K
S 6
D 8
S Q
D K
H A
North
Nunes
Pass
Pass
Pass


2nd
A
D 5
9
2
3
9
7
H 10
4
East
Holman
Pass
3 H



3rd
4
K
2
10
A
10
C 8
H J
C 3
South
Fantoni
2 D
Pass



4th
3
7
A
4
5
2
8
6
3
N deals
None vul
S A 10
H A J 8 7
D J 8
C 9 8 7 6 4
S J 7 3 2
H K Q 10 5 3
D 3 2
C K Q
Table S 8 5 4
H 9 6 4 2
D A Q 9 6
C J 2
AA7AB =
33532 =
Par NS +430
S K Q 9 6
H
D K 10 7 5 4
C A 10 5 3

1 D opening
3 NT North =
+400 +623

  2 D opening
  3 H West -3
  +150 25


14. 2006 WC Rd of 32, Seg 1, Bd 9 West
Kroejgaard

1 S
Pass

Lead
C J
S Q
C 10
C 4
D 4
S K
D 8
D A
North
El Ahmady
Pass
Pass
Pass

2nd
2
3
8
6
10
5
Q
East
Caspersen
Pass
Pass
Pass

3rd
3
2
5
D 2
S 4
H 7
C 9
South
Sadek
1 D
2 D


4th
A
A
K
S 6
3
D 6
5
West
Krekorian

Pass


Lead
C J
North
Graversen
Pass
Pass


2nd
East
Casen
Pass
Pass


3rd
South
Clemmensen
2 D



4th
N deals
E-W vul
S J 8 7 5 4 2
H Q 8 4
D
C K 9 4 2
S K 10 9 6 3
H K J 2
D A Q 10
C J 5
Table S A
H 10 7 6
D 9 7 5 3
C Q 10 7 6 3
67775 =
76668 76667
Par EW +90
S Q
H A 9 5 3
D K J 8 6 4 2
C A 8

1 D opening
2 D South =
+90 +530

  2 D opening
  2 D South -2
  -100 25


15. 2003 BB Semifinal, Seg 6, Bd 93 West
Hamman

Dbl
Pass

Lead
C K
H 7
H K
H 5
C 8
H 10
C 10
S 9
S Q
C 5
North
Wildavsky
Pass
1 H
Pass

2nd
A
3
4
6
3
Q
4
A
K
D 10
East
Soloway
Pass
Pass
Pass

3rd
2
A
9
D 4
D 2
D J
D 5
3
D 3
South
Doub
1 D
2 D


4th
9
2
8
J
6
S 8
Q
10
J
West
Landen

Dbl
3 C

Lead
D J
D 2
C Q
C J
C 6
C 10
H 9
S J
North
Nickell
Pass
Pass
All Pass

2nd
3
Q
A
3
8
5
3
Q
East
Pratap
Pass
2 NT


3rd
K
4
2
D 5
4
H 10
K
K
South
Freeman
2 D
Pass


4th
6
7
9
K
D 8
S 2
2
8
N deals
Both vul
S K 6 5 4 3
H 9 7
D J 4
C A J 10 8
S A Q 7 2
H Q 6 4 2
D Q 6
C K Q 6
Table S 10 8
H J 8 3
D A 7 3
C 7 5 4 3 2
88797 887A7
54536 =
Par NS +130
S J 9
H A K 10 5
D K 10 9 8 5 2
C 9

1 D opening
2 D South +1
+110 30

  2 D opening
  3 C West -3
  +300 +530


16. 2000 Olympiad Qtrfinal, Seg 5, Bd 74 West
Branco

1 NT
2 S
4 S

Lead
D 10
H K
S 2
S Q
S J
D 4
D K
H Q
North
Lauria
Pass
Pass
Pass
All Pass

2nd
2
A
8
7
10
3
C 2
7
East
Chagas
Pass
2 H
3 NT


3rd
A
6
K
4
6
J
6
4
South
Versace
1 D
Pass
Pass


4th
8
2
5
C 3
H 10
9
5
J
West
de Falco

2 NT
Pass


Lead
H J
C 4
S K
S Q
S J
C 7
C A
North
Villas-Boas
Pass
3 D
Pass


2nd
Q
5
5
7
10
6
S 3
East
Ferraro
Pass
4 S



3rd
6
K
2
4
6
9
10
South
Campos
2 D
Pass



4th
4
8
8
C 2
H 10
J
Q
N deals
Both vul
S 8
H 10 9 8 7 6
D 10 9
C A J 5 3 2
S A 6 4 2
H A Q 3
D K J 8
C Q 9 4
Table S K Q J 9 3
H 5 4 2
D 6 4 2
C K 7
33657 =
9A685 =
Par EW +620
S 10 7 5
H K J
D A Q 7 5 3
C 10 8 6

1 D opening
4 S West =
-620 30

  2 D opening
  4 S East -1
  +100 +1242


18. 1997 Vanderbilt Final, Seg 1, Bd 9 West
Boyd

1 S
4 H


Lead
H Q
S 9
H 7
S 5
C A
North
Passell
Pass
Pass
5 D


2nd
4
4
J
7
D 3
East
Robinson
Pass
2 H
Dbl


3rd
10
D 10
K
D J
2
South
Seamon
1 D
2 S
All Pass


4th
6
3
8
J
3
West
Cayne

Pass
Pass
5 C

Lead
H A
S 9
H 9
S 5
North
Goldman
Pass
2 H
3 C
5 D

2nd
4
Q
J
4
East
Burger
Pass
Pass
Dbl
All Pass

3rd
10
D 10
Q
D J
South
Soloway
2 D
2 S
3 D


4th
6
2
8
3
N deals
E-W vul
S Q 10 7 4
H 8 4
D 9 7 5 4
C 7 6 3
S K 9 8 6 5
H A K Q
D
C K J 9 5 2
Table S
H 10 9 7 5 3 2
D J 10
C A Q 10 8 4
27080 =
56C3D 56D3D
Par EW +1400
S A J 3 2
H J 6
D A K Q 8 6 3 2
C

1 D opening
5 D× South -3
-500 30

  2 D opening
  5 D South -3
  -150 +852


Data 9X97 MainTop One Diamond vs. Two Diamonds

© 2014 Richard Pavlicek