Data 9X97   Main


One Diamond vs Two Diamonds


  by Richard Pavlicek

Third seat, 9-15 HCP

A total of 18 cases occurred in 40,069 deals from 72 major events 1996-2014.
Cases with swings of 2+ IMPs are shown here, most recent first.


2012 Spingold Semifinal, Segment 31 D NS2 D NS
Case 1 S Q 9 7 4
H A 7 4
D J 4
C J 10 9 8
Zimmermann
West

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
S J
Versace
NORTH
Pass
Pass
AP

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


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


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

2 S


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


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


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


4th
K
4
A
7
S 5
4
D 7
S 4
S A K J 8 6 5
H J 9 5 2
D 6
C A 7
TableS 3
H K Q 10 6
D K 10 9 5
C Q 6 5 4


Par -620
4 H East
S 10 2
H 8 3
D A Q 8 7 3 2
C K 3 2





2 D +82 D 9-02 H W +1-1403 NT E -2+200


2011 Bermuda Bowl Qualifying, Round 191 D NS2 D NS
Case 2 S J 8 6 4
H Q 10 6 3
D A 8 5
C J 9
Fallenius
West

1 H
Pass
AP

Lead
C 2
C 5
Wooldridge
NORTH
Pass
Dbl
1 NT


2nd
6
J
Fredin
East
Pass
Pass
2 H


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


4th
9
8
J.Lall
West

Dbl
Pass


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


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


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



4th
9
K
8
A
A
J
10
S K 10 7 2
H K J 8 7 4
D 2
C A 5 4
TableS Q 3
H 9 5 2
D J 7 4
C K 10 7 3 2


Par +600
3 NT NS
S A 9 5
H A
D K Q 10 9 6 3
C Q 8 6


1 D +10Even 10-103 NT N =+6003 D S =+110


2010 Vanderbilt Semifinal, Segment 41 D NS2 D NS
Case 3 S K 7 6
H 10 3 2
D K 8 2
C K 10 9 8
Brogeland
West

1 NT

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

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

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

4th
5
S 2
9
5
S 9
S 3
K
5
M.Bessis
West

2 NT

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

2nd
6
Q
H 7
8
K
Q
A
J
K
6
T.Bessis
East
Pass
Pass

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

4th
5
H 4
9
5
S 9
4
10
S 2
3
H J
S A Q 10
H K J 6
D Q J 9 5
C A J 4
TableS J 4 2
H 9 8 7 4
D 6
C Q 7 6 3 2


Par +90
2 D NS
S 9 8 5 3
H A Q 5
D A 10 7 4 3
C 5



2 D +52 D 15-101 NT W +1-1202 NT W -1+50


2010 Vanderbilt Semifinal, Segment 11 D NS2 D NS
Case 4 S Q 9 6 4
H Q J 9
D 9 3
C A J 7 4
Fallenius
West

Pass
Dbl
Pass

Lead
S K
D 10
S J
H 5
D J
S 8
H Q
H 9
D 8
Fleisher
NORTH
Pass
1 S
Rdbl
Pass

2nd
2
A
5
2
Q
Q
4
10
6
Fredin
East
Pass
Pass
Pass
3 C

3rd
6
5
4
J
K
7
6
K
C 7
Kamil
South
1 D
2 C
2 D
AP

4th
A
9
3
A
3
D 4
3
7
C 8
Weinstein
West

Pass



Lead
C K
D 3
S 2
H A
S 3
D 2
Wrang
NORTH
Pass
Pass



2nd
A
10
4
6
K
6
Levin
East
Pass
Pass



3rd
2
Q
A
7
5
9
de Knijff
South
2 D




4th
3
K
J
9
6
J
S 8 5 2
H 7 3 2
D K 6 5
C K Q 10 9
TableS A 10 7 3
H A 10 8 4
D J 10
C 8 5 2


Par +120
2 NT NS
S K J
H K 6 5
D A Q 8 7 4 2
C 6 3




1 D +22 D 15-123 C E -3+1502 D S =+90


2010 Vanderbilt Quarterfinal, Segment 31 D NS2 D NS
Case 5 S A J 8
H A J 6 5
D J 6
C 10 8 7 3
El Ahmady
West

1 S
Pass
3 S

Lead
D J
D K
H 4
S K
C Q
H Q
C 3
Helness
NORTH
Pass
Dbl
2 NT
AP

2nd
A
5
K
3
A
A
Sadek
East
Pass
2 S
Pass


3rd
7
C 2
7
8
8
8
Helgemo
South
1 D
Pass
3 H


4th
3
6
6
2
4
2
T.Bessis
West

2 S



Lead
D J
S 2
C Q
H Q
C J
H 9
C 10
C 8
Krekorian
NORTH
Pass
2 NT



2nd
A
K
A
6
K
J
6
9
M.Bessis
East
Pass
3 S



3rd
9
3
3
4
7
8
D 4
D 5
Casen
South
2 D
AP



4th
3
8
4
K
5
2
2
H 7
S Q 10 9 6 5 3
H Q 9 7
D 3
C A K 2
TableS 7 4 2
H 8 4
D A K 10 2
C 9 6 5 4


Par +100
3 S× EW -1
S K
H K 10 3 2
D Q 9 8 7 5 4
C Q J



2 D +22 D 17-123 S W -1+503 S W -2+100


2009 Bermuda Bowl Final, Segment 11 D NS2 D NS
Case 6 S 8 3
H J 9 8 3
D Q 7 5
C J 9 7 4
Versace
West

1 S
2 D
3 H

Lead
D 4
C 5
D 2
S K
S 4
S Q
H A
H 5
H 7
H 10
C Q
C 6
Rodwell
NORTH
Pass
Pass
Pass
Pass

2nd
J
A
S 2
5
9
H 3
8
9
D 6
D 5
7
9
Lauria
East
Pass
1 NT
2 S
3 NT

3rd
Q
3
7
6
A
D 3
6
Q
K
D 10
8
10
Meckstroth
South
1 D
Pass
Pass
AP

4th
K
4
8
3
8
10
2
4
J
D 9
2
S J
Nickell
West

Dbl



Lead
D 2
C 5
C 3
H 2
S 2
S 4
S Q
S 6
H 4
C K
H 7
Nunes
NORTH
Pass
3 D



2nd
J
2
7
A
3
J
D 7
D 5
5
D 4
Katz
East
Pass
3 NT



3rd
Q
Q
10
3
K
A
D 3
C 8
9
6
Fantoni
South
2 D
AP



4th
K
4
A
6
5
8
9
10
Q
9
S A Q 7 6 2
H A K 10 5
D J
C Q 6 3
TableS K 4
H Q 7 6
D K 10 8 3
C K 10 8 5


Par -430
4 NT EW
S J 10 9 5
H 4 2
D A 9 6 4 2
C A 2








2 D +22 D 19-123 NT E +3-4903 NT E +1-430


2009 Bermuda Bowl Final, Segment 11 D NS2 D NS
Case 7 S 10 2
H A J 9 7 2
D 9 7
C K 7 4 2
Versace
West

Dbl
2 D

Lead
S 10
S K
S Q
D 9
D K
D Q
D A
H 10
H J
S A
C 6
H 9
Rodwell
NORTH
Pass
Rdbl
AP

2nd
5
2
D 7
2
5
C 5
S 3
K
4
H 7
Q
8
Lauria
East
Pass
Pass


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


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

Dbl
3 S

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

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

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

4th
4
6
8
6
Q
4
6
J
8
6
S A K Q J 3
H K Q
D 5 4
C A Q 10 5
TableS 8 7 5
H 8 5 4 3
D J 8 6 2
C 9 3


Par -100
3 H× NS -1
S 9 6 4
H 10 6
D A K Q 10 3
C J 8 6






1 D +52 D 19-172 D W -4+4004 S W -2+200


2009 Bermuda Bowl Quarterfinal, Segment 61 D NS2 D NS
Case 8 S J 10 3 2
H K 5 2
D 10 9 5
C Q J 2
de Wijs
West

Dbl
2 H

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

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


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


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

Dbl
3 H

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

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

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

4th
Q
3
9
J
C 5
2
7
6
3
S A Q 5
H A Q 7 6 4
D Q
C A 8 5 3
TableS K 9 8 4
H J 8 3
D J 7 3 2
C 10 9


Par -140
3 H EW
S 7 6
H 10 9
D A K 8 6 4
C K 7 6 4




2 D +62 D 25-172 H W +2-1704 H W -1+50


2007 Bermuda Bowl Quarterfinal, Segment 61 D NS2 D NS
Case 9 S A 10
H A J 8 7
D J 8
C 9 8 7 6 4
Bocchi
West

1 H
Pass
Pass

Lead
H 4
H 3
C 6
C 3
H K
C 4
C 5
C 9
S A
S 10
S Q
Eber
NORTH
Pass
2 NT
3 H
3 NT

2nd
D 4
J
2
K
A
D 6
H 5
S 5
4
8
7
Duboin
East
Pass
Pass
Pass
AP

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


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

2 H



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



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



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



4th
3
7
A
4
5
2
8
6
3
S J 7 3 2
H K Q 10 5 3
D 3 2
C K Q
TableS 8 5 4
H 9 6 4 2
D A Q 9 6
C J 2


Par +430
4 NT NS
S K Q 9 6
H
D K 10 7 5 4
C A 10 5 3






1 D +62 D 25-233 NT N =+4003 H W -3+150


2006 Spingold Round of 16, Segment 31 D NS2 D NS
Case 10 S 10 9 6
H Q 10 8
D K 9
C A 10 9 7 6
Lauria
West

Pass
Pass
Pass
AP

Lead
H 4
S 7
C 4
D 9
D 5
C 6
D J
Jansma
NORTH
Pass
1 NT
Pass
2 NT


2nd
8
K
J
3
K
3
8
Versace
East
Pass
Pass
2 H
Pass


3rd
A
8
A
Q
10
D 4
C 7
Verhees
South
1 D
2 D
Pass
3 D


4th
7
6
2
A
2
8
H 2
Weichsel
West

Pass




Lead
S A
C 4
C 6
S K
D 2
H K
H 4
Nunes
NORTH
Pass
Pass




2nd
2
Q
2
3
A
8
10
Lesniewski
East
Pass
2 H




3rd
10
A
H 6
9
9
3
A
Fantoni
South
2 D
AP




4th
7
5
8
Q
3
7
D 4
S 8 5 3 2
H K J 4
D A 8 5
C Q J 8
TableS Q 7
H A 9 5 3 2
D 10 3
C K 5 3 2


Par +140
3 S North
S A K J 4
H 7 6
D Q J 7 6 4 2
C 4



1 D +2Even 25-253 D S +1+1302 H E -1+50


Data 9X97   MainTop   One Diamond vs Two Diamonds

2006 World Championship Round of 32, Segment 11 D NS2 D NS
Case 11 S J 8 7 5 4 2
H Q 8 4
D
C K 9 4 2
Kroejgaard
West

1 S
AP

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


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


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


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

Pass


Lead
C J
Graversen
NORTH
Pass
Pass
Casen
East
Pass
Pass
Clemmensen
South
2 D
S K 10 9 6 3
H K J 2
D A Q 10
C J 5
TableS A
H 10 7 6
D 9 7 5 3
C Q 10 7 6 3


Par -90
2 C West
S Q
H A 9 5 3
D K J 8 6 4 2
C A 8


1 D +51 D 30-252 D S =+902 D S -2-100


2003 Bermuda Bowl Semifinal, Segment 61 D NS2 D NS
Case 12 S K 6 5 4 3
H 9 7
D J 4
C A J 10 8
Hamman
West

Dbl
AP

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


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


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


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

Dbl
3 C

Lead
D J
D 2
C Q
C J
C 6
C 10
H 9
S J
Nickell
NORTH
Pass
Pass
AP

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


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


4th
6
7
9
K
D 8
S 2
2
8
S A Q 7 2
H Q 6 4 2
D Q 6
C K Q 6
TableS 10 8
H J 8 3
D A 7 3
C 7 5 4 3 2


Par +130
4 D South
S J 9
H A K 10 5
D K 10 9 8 5 2
C 9




2 D +5Even 30-302 D S +1+1103 C W -3+300


2000 Olympiad Quarterfinal, Segment 51 D NS2 D NS
Case 13 S 8
H 10 9 8 7 6
D 10 9
C A J 5 3 2
Branco
West

1 NT
2 S
4 S

Lead
D 10
H K
S 2
S Q
S J
D 4
D K
H Q
Lauria
NORTH
Pass
Pass
Pass
AP

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


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


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

2 NT



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



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



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



4th
4
8
8
C 2
H 10
J
Q
S A 6 4 2
H A Q 3
D K J 8
C Q 9 4
TableS K Q J 9 3
H 5 4 2
D 6 4 2
C K 7


Par -620
4 S EW
S 10 7 5
H K J
D A Q 7 5 3
C 10 8 6



2 D +122 D 42-304 S W =-6204 S E -1+100


1997 Bermuda Bowl Qualifying, Round 11 D NS2 D NS
Case 14 S A 8 7 4
H A 10 9 5
D J 8
C J 10 3
Stansby
West

1 H
Pass

Lead
D J
S 5
C J
S K
S 9
D K
C 4
D 6
S 8
H Q
Meckstroth
NORTH
Pass
Dbl
2 NT

2nd
9
A
A
Q
H K
3
5
H 9
6
Martel
East
Pass
Rdbl
3 H

3rd
5
2
2
J
C 8
8
H 2
S 3
D 4
Rodwell
South
1 D
2 D
AP

4th
Q
10
6
4
7
H 4
10
2
H 3
Freeman
West

Pass
AP

Lead
H Q
D 2
C J
D 4
C 6
C 4
Zia
NORTH
Pass
2 NT


2nd
5
3
Q
Q
3
5
Nickell
East
Pass
Pass


3rd
4
J
K
8
A
D 6
Rosenberg
South
2 D
3 D


4th
K
9
8
S 6
2
10
S J 5
H Q J 7 3 2
D A Q 6 3
C 8 6
TableS K 9 6 3 2
H 8 6 4
D 9
C A Q 7 4


Par -100
3 D× NS -1
S Q 10
H K
D K 10 7 5 4 2
C K 9 5 2




2 D +22 D 44-303 H W -1+503 D S =+110


1997 Vanderbilt Final, Segment 11 D NS2 D NS
Case 15 S Q 10 7 4
H 8 4
D 9 7 5 4
C 7 6 3
Boyd
West

1 S
4 H


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


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


3rd
10
D 10
K
D J
2
Seamon
South
1 D
2 S
AP


4th
6
3
8
J
3
Cayne
West

Pass
Pass
5 C

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

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

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


4th
6
2
8
3
S K 9 8 6 5
H A K Q
D
C K J 9 5 2
TableS
H 10 9 7 5 3 2
D J 10
C A Q 10 8 4


Par -1400
7 S× NS -6
S A J 3 2
H J 6
D A K Q 8 6 3 2
C
2 D +82 D 52-305 D× S -3-5005 D S -3-150
Data 9X97   MainTop   One Diamond vs Two Diamonds

© 2014 Richard Pavlicek