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 Quarterfinal, Seg 3, Bd 35

N deals E-W vul	A Q 9 8 J 10 6 4 2 J 4 9 3		West North East South West North East South Helness Fallenius Helgemo Fredin Upmark Nunes Nystrom Fantoni Pass Pass 1 Pass Pass 2 Pass 1 Pass 1 NT Pass Pass Pass Pass 2 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th J Q K 5 J Q K 4 K 9 7 2 5 9 Q 2 5 2 8 4 7 A 2 5 Q A 3 4 3 2 K A 3 4 K A A 4 3 2 4 7 8 2 Q 7 9 4 9 2 K 7 5 10 4 8 5 10 J 8 J K 8 7 6 3 8 A 6 8 J J 10 6 9 3 10 K A 3
J 7 A Q 8 7 10 6 5 3 A 10 7		K 6 3 2 K 5 3 K 7 J 8 4 2
67776 = 76657 = Par NS -90	10 5 4 9 A Q 9 8 2 K Q 6 5
1 opening 2 S = +90 -1 0	2 opening   2 S +1 +110   +1 1

2. 2012 Spingold Semifinal, Seg 3, Bd 44

N deals E-W vul	Q 9 7 4 A 7 4 J 4 J 10 9 8		West North East South West North East South Zimmermann Versace Multon Lauria Duboin Fantoni Sementa Nunes Pass Pass 1 Pass Pass 2 1 Pass 1 NT Pass 2 Pass 3 NT AP 2 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th J K A 6 2 6 J K 3 2 7 10 K 3 2 4 10 Q 5 4 10 8 J A A 4 3 2 J 6 2 7 K 7 4 10 4 9 Q 5 5 9 K 2 3 A 8 4 5 2 A 8 9 7 Q 7 6 Q Q 3 6 3 5 4 9 8 7 4 7 tricks claimed J 6 3 9
A K J 8 6 5 J 9 5 2 6 A 7		3 K Q 10 6 K 10 9 5 Q 6 5 4
54376 = 88967 88A67 Par NS -620	10 2 8 3 A Q 8 7 3 2 K 3 2
1 opening 2 W +1 -140 -8 0	2 opening   3 NT E -2 +200   +8 9

4. 2011 BB Qualifying, Rd 19, Bd 4

N deals Both vul	J 8 6 4 Q 10 6 3 A 8 5 J 9		West North East South West North East South Fallenius Wooldridge Fredin Hurd LallJ Bertheau Grue Nystrom Pass Pass 1 Pass Pass 2 1 Dbl Pass 1 Dbl 2 NT 3 Pass Pass 1 NT 2 3 NT (AP) Pass 3 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 2 6 A 9 2 5 7 9 5 J K 8 6 5 J K 9 tricks won 4 6 4 8 9 10 Q A 8 10 2 A 3 7 A J 4 3 9 10 9 tricks claimed
K 10 7 2 K J 8 7 4 2 A 5 4		Q 3 9 5 2 J 7 4 K 10 7 3 2
98596 = 45747 = Par NS +600	A 9 5 A K Q 10 9 6 3 Q 8 6
1 opening 3 NT N = +600 +10 10	2 opening   3 S = +110   -10 10

6. 2010 Vanderbilt Semifinal, Seg 4, Bd 56

N deals None vul	K 7 6 10 3 2 K 8 2 K 10 9 8		West North East South West North East South Brogeland Helgemo Saelensminde Helness BessisM Nunes BessisT Fantoni Pass Pass 1 Pass Pass 2 1 NT AP 2 NT AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 2 6 A 5 2 6 A 5 4 Q K 2 3 Q K 4 8 4 3 9 8 7 4 9 A 10 2 5 A 8 2 5 J 8 3 9 J K 3 9 4 K 6 3 10 Q 8 4 2 7 Q K 8 A 6 10 Q K 4 5 7 J 6 2 8 tricks claimed 10 K 4 3 9 6 5 J 7 tricks claimed
A Q 10 K J 6 Q J 9 5 A J 4		J 4 2 9 8 7 4 6 Q 7 6 3 2
66584 76685 76758 66758 Par NS +90	9 8 5 3 A Q 5 A 10 7 4 3 5
1 opening 1 NT W +1 -120 -5 10	2 opening   2 NT W -1 +50   +5 15

10. 2009 BB Final, Seg 1, Bd 12

N deals E-W vul	10 2 A J 9 7 2 9 7 K 7 4 2		West North East South West North East South Versace Rodwell Lauria Meckstroth Nickell Nunes Katz Fantoni Pass Pass 1 Pass Pass 2 Dbl Rdbl Pass Pass Dbl Pass 2 Pass 2 AP 3 Pass 4 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 10 5 4 J 9 2 10 4 K 2 7 6 K 5 7 6 Q 7 8 9 Q J 2 8 9 2 10 4 K A 3 6 K 5 2 6 7 4 10 Q Q 5 4 8 A 2 5 4 A 3 2 J K 10 7 6 10 K A 3 5 2 9 J J 4 6 Q 9 Q 9 8 A 7 5 3 A 4 3 6
A K Q J 3 K Q 5 4 A Q 10 5		8 7 5 8 5 4 3 J 8 6 2 9 3
64876 64887 68455 = Par NS -100	9 6 4 10 6 A K Q 10 3 J 8 6
1 opening 2 W -4 +400 +5 17	2 opening   4 W -2 +200   -5 19

11. 2009 BB Quarterfinal, Seg 6, Bd 81

N deals None vul	J 10 3 2 K 5 2 10 9 5 Q J 2		West North East South West North East South de Wijs Rodwell Muller Meckstroth Zia Drijver Hamman Brink Pass Pass 1 Pass Pass 2 Dbl 1 Pass 2 Dbl Pass 2 Pass 2 AP 3 Pass 4 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th Q 9 7 A 10 2 K Q 3 J 10 4 A 4 5 3 2 3 10 Q 7 2 J 9 5 2 8 6 9 4 3 J 4 6 A 2 9 J 4 5 8 10 J K 9 6 Q 2 2 K Q 9 A 2 10 7 7 Q 3 8 8 Q 3 6 A 5 3 9 4 7 A 3 10 tricks claimed 5 10 K
A Q 5 A Q 7 6 4 Q A 8 5 3		K 9 8 4 J 8 3 J 7 3 2 10 9
55377 = 68956 = Par NS -140	7 6 10 9 A K 8 6 4 K 7 6 4
1 opening 2 W +2 -170 -6 17	2 opening   4 W -1 +50   +6 25

12. 2007 BB Quarterfinal, Seg 6, Bd 91

N deals None vul	A 10 A J 8 7 J 8 9 8 7 6 4		West North East South West North East South Bocchi Eber Duboin Bosenberg Cope Nunes Holman Fantoni Pass Pass 1 Pass Pass 2 1 2 NT Pass 3 2 Pass 3 AP Pass 3 Pass 3 Pass 3 NT AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 4 4 Q 7 J A 4 3 3 J 2 5 2 5 K 7 6 2 A Q K 9 2 A 3 K 7 J K 2 10 4 K A 6 7 6 3 A 5 4 6 10 2 8 9 10 2 5 5 8 9 Q 7 8 8 9 5 10 3 K 10 J 6 A 4 6 2 A 4 3 3
J 7 3 2 K Q 10 5 3 3 2 K Q		8 5 4 9 6 4 2 A Q 9 6 J 2
AA7AB = 33532 = Par NS +430	K Q 9 6 — K 10 7 5 4 A 10 5 3
1 opening 3 NT N = +400 +6 23	2 opening   3 W -3 +150   -6 25

14. 2006 WC Round of 32, Seg 1, Bd 9

N deals E-W vul	J 8 7 5 4 2 Q 8 4 — K 9 4 2		West North East South West North East South Kroejgaard El Ahmady Caspersen Sadek Krekorian Graversen Casen Clemmensen Pass Pass 1 Pass Pass 2 1 Pass Pass 2 (AP) Pass Pass Pass   Lead 2nd 3rd 4th Lead 2nd 3rd 4th J 2 3 A J Q 3 2 A 6 tricks won 10 8 5 K 4 6 2 6 4 10 4 3 K 5 7 6 8 Q 9 5 A 8 tricks claimed
K 10 9 6 3 K J 2 A Q 10 J 5		A 10 7 6 9 7 5 3 Q 10 7 6 3
67775 = 76668 76667 Par NS -90	Q A 9 5 3 K J 8 6 4 2 A 8
1 opening 2 S = +90 +5 30	2 opening   2 S -2 -100   -5 25

15. 2003 BB Semifinal, Seg 6, Bd 93

N deals Both vul	K 6 5 4 3 9 7 J 4 A J 10 8		West North East South West North East South Hamman Wildavsky Soloway Doub Landen Nickell Pratap Freeman Pass Pass 1 Pass Pass 2 Dbl 1 Pass 2 (AP) Dbl Pass 2 NT Pass 3 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th K A 2 9 J 3 K 6 7 3 A 2 2 Q 4 7 K 4 9 8 Q A 2 9 5 6 4 J J 3 5 K 8 3 2 6 6 8 4 8 10 Q J 8 10 5 10 2 10 4 5 Q 9 3 K 2 9 A 3 10 J Q K 8 Q K 3 J 6 tricks claimed 5 10
A Q 7 2 Q 6 4 2 Q 6 K Q 6		10 8 J 8 3 A 7 3 7 5 4 3 2
88797 887A7 54536 = Par NS +130	J 9 A K 10 5 K 10 9 8 5 2 9
1 opening 2 S +1 +110 -5 30	2 opening   3 W -3 +300   +5 30

16. 2000 Olympiad Quarterfinal, Seg 5, Bd 74

N deals Both vul	8 10 9 8 7 6 10 9 A J 5 3 2		West North East South West North East South Branco Lauria Chagas Versace de Falco Villas-Boas Ferraro Campos Pass Pass 1 Pass Pass 2 1 NT Pass 2 Pass 2 NT 3 4 AP 2 Pass 3 NT Pass 4 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 10 2 A 8 J Q 6 4 K A 6 2 4 5 K 8 2 8 K 5 K 5 2 8 Q 7 4 3 Q 7 4 2 J 10 6 10 J 10 6 10 4 3 J 9 7 6 9 J K 2 6 5 A 3 10 Q Q 7 4 J 9 tricks claimed 10 tricks claimed
A 6 4 2 A Q 3 K J 8 Q 9 4		K Q J 9 3 5 4 2 6 4 2 K 7
33657 = 9A685 = Par NS -620	10 7 5 K J A Q 7 5 3 10 8 6
1 opening 4 W = -620 -12 30	2 opening   4 E -1 +100   +12 42

18. 1997 Vanderbilt Final, Seg 1, Bd 9

N deals E-W vul	Q 10 7 4 8 4 9 7 5 4 7 6 3		West North East South West North East South Boyd Passell Robinson Seamon Cayne Goldman Burger Soloway Pass Pass 1 Pass Pass 2 1 Pass 2 2 Pass 2 Pass 2 4 5 Dbl AP Pass 3 Dbl 3 5 5 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th Q 4 10 6 A 4 10 6 9 4 10 3 9 Q 10 2 7 J K 8 9 J Q 8 5 7 J J 5 4 J 3 A 3 2 3 8 tricks claimed 8 tricks claimed
K 9 8 6 5 A K Q — K J 9 5 2		— 10 9 7 5 3 2 J 10 A Q 10 8 4
27080 = 56C3D 56D3D Par NS -1400	A J 3 2 J 6 A K Q 8 6 3 2 —
1 opening 5 × S -3 -500 -8 30	2 opening   5 S -3 -150   +8 52

Data 9X97 Main

Top One Diamond vs. Two Diamonds

© 2014 Richard Pavlicek