Data 9XA5 Main

One Spade vs. Four Spades

by Richard Pavlicek

Third seat, any HCP

Found 14 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. 2012 WC Qualifying, Rd 6, Bd 24

N deals None vul	6 J 10 9 8 2 K J 8 4 9 5 2		West North East South West North East South Zmudzinski Rodwell Balicki Meckstroth Zia Buras Hamman Narkiewicz Pass Pass 1 Pass Pass 4 2 Pass Pass 2 (AP) Dbl AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th A 4 9 3 A 4 10 3 7 K 10 2 6 K 9 2 8 5 Q Q 6 2 A 5 A 2 3 3 J K 2 9 A 5 6 2 Q 8 4 4 J K 2 9 Q 7 2 10 5 J 10 Q 7 3 8 3 8 tricks claimed 3 5 J 7 8 8 5 5 Q A 9 4 A 9 K Q
K 5 A 6 A Q 7 6 5 A 8 7 3		10 9 2 K 7 5 4 3 10 9 J 10 4
68656 = 65776 = Par NS +110	A Q J 8 7 4 3 Q 3 2 K Q 6
1 opening 2 S = +110 +9 9	4 opening   4 × S -2 -300   -9 0

2. 2012 WC Qualifying, Rd 6, Bd 24

N deals None vul	6 J 10 9 8 2 K J 8 4 9 5 2		West North East South West North East South Upmark Duboin Nystrom Sementa Madala Cullin Bocchi Bertheau Pass Pass 1 Pass Pass 4 1 NT Pass 2 2 (AP) Pass Pass Pass   Lead 2nd 3rd 4th Lead 2nd 3rd 4th A 2 J 6 A 4 10 2 A 4 10 2 7 K 9 3 5 K 9 3 2 J K A 9 tricks won 8 5 4 Q A 5 6 2 J K 2 9 A 8 3 Q 3 9 10 6 8 tricks claimed
K 5 A 6 A Q 7 6 5 A 8 7 3		10 9 2 K 7 5 4 3 10 9 J 10 4
68656 = 65776 = Par NS +110	A Q J 8 7 4 3 Q 3 2 K Q 6
1 opening 2 S +1 +140 +6 15	4 opening   4 S -2 -100   -6 0

6. 2012 Spingold Final, Seg 3, Bd 33

N deals None vul	6 8 7 4 3 A K J 10 3 10 6 2		West North East South West North East South Meckstroth Multon Rodwell Zimmermann Helgemo Weinstein Helness Levin Pass Pass 1 Pass Pass 4 Dbl Pass 2 2 (AP) Pass Pass Pass   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 10 6 3 Q 5 J 4 6 A 4 3 J A 7 7 2 6 2 A 7 K 9 10 8 K 4 7 5 2 8 K A J 9 2 8 Q 3 9 2 8 4 2 K A 4 6 3 5 10 J 4 9 10 3 J Q 8 tricks claimed 8 tricks claimed
10 4 A J 2 Q 8 5 2 A J 5 4		K J 3 Q 9 6 5 9 7 4 Q 9 8
59576 59777 74666 84666 Par NS +100	A Q 9 8 7 5 2 K 10 6 K 7 3
1 opening 2 S = +110 +5 20	4 opening   4 S -2 -100   -5 0

7. 2011 BB Qualifying, Rd 21, Bd 4

N deals Both vul	Q J 5 9 8 2 10 5 3 2 9 8 4		West North East South West North East South Sadek Campos El Ahmady Villas-Boas Branco Hishmat Brenner Nadim Pass Pass 1 Pass Pass 4 2 Pass 4 Dbl (AP) Pass Pass Pass   Lead 2nd 3rd 4th Lead 2nd 3rd 4th Q 2 6 4 A 2 Q 6 J 10 K 3 7 3 Q 2 K A 2 6 2 7 Q A 10 tricks won 7 4 K 2 A 5 10 8 3 6 Q 9 3 8 J 8 9 4 J 10 9 4 A 6 9 tricks claimed
4 3 A K 10 7 6 3 A J Q 10 7		10 2 Q J 5 4 9 7 6 A K J 3
29282 = 74B48 74B49 Par NS -500	A K 9 8 7 6 — K Q 8 4 6 5 2
1 opening 4 × W = -790 -12 20	4 opening   4 S -1 -100   +12 12

9. 2009 BB Semifinal, Seg 1, Bd 2

N deals E-W vul	Q 4 6 5 4 9 8 6 4 Q J 9 2		West North East South West North East South Karakolev Lauria Danailov Versace Fantoni Trendafilov Nunes Karaivanov Pass Pass 1 Pass Pass 4 Dbl Pass 3 3 Pass Pass Pass 4 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th K 2 4 A A 2 3 7 J K A 4 5 4 A 3 Q 5 2 3 2 K A 4 8 6 10 3 Q 5 7 3 6 8 K 4 9 6 10 2 5 6 J Q A 7 4 9 A 7 Q 9 3 K Q 6 3 7 8 10 8 tricks claimed 3 7 A 2 5 9 10 2
K 7 A Q 9 8 7 5 2 A 8 6 5		9 6 J 10 7 2 A J 10 K 10 4 3
47353 = 85989 86A8A Par NS -500	A J 10 8 5 3 2 K 3 K Q 3 7
1 opening 4 E = -620 -11 20	4 opening   4 S -2 -100   +11 23

11. 2009 BB Qualifying, Rd 2, Bd 12

N deals E-W vul	J K 10 9 8 4 A 9 4 2 Q 9 8		West North East South West North East South Bach Duboin Cornell Sementa Nunes Ware Fantoni Whibley Pass Pass 1 Pass Pass 4 2 2 Pass 2 Pass Pass Pass 3 Pass 4 Pass 5 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th J Q K 4 A 8 J 5 2 3 K 5 Q A 8 5 10 6 7 A J 2 3 4 10 A 8 5 9 6 8 10 9 Q J 3 A 6 4 7 2 5 A 8 K 3 2 9 6 2 3 K 5 2 A 8 J 3 3 9 Q 7 9 tricks claimed 9 tricks claimed
4 A 3 Q J 10 7 6 3 A K 10 7		Q 9 7 2 Q 6 5 8 J 6 4 3 2
69953 79963 64479 = Par NS +140	A K 10 8 6 5 3 J 7 2 K 5 5
1 opening 5 W -2 +200 +6 26	4 opening   4 S -1 -50   -6 24

12. 2009 USBC QuarterfinalB, Seg 4, Bd 51

N deals E-W vul	4 2 Q J 8 6 5 2 7 2 7 6 5		West North East South West North East South Zia Levin Hamman Weinstein Grue Meckstroth Cheek Rodwell Pass Pass 1 Pass Pass 4 1 NT Pass 3 NT AP Pass Pass Pass   Lead 2nd 3rd 4th Lead 2nd 3rd 4th 4 3 Q A J 2 9 Q 10 5 A 3 A 5 7 3 3 A 4 2 6 10 4 8 K 6 2 8 2 3 Q A 10 J 2 7 K 2 2 5 Q 6 K 4 K 6 5 8 J 7 5 7 9 tricks claimed 9 5 4 5 8 8 3 6 2 6 K 8 9 Q
A J 6 K 4 3 K J 10 5 4 Q 10		3 10 9 7 9 8 3 A K J 9 8 2
27622 27632 A57AB = Par NS -630	K Q 10 9 8 7 5 A A Q 6 4 3
1 opening 3 NT W +2 -660 -12 26	4 opening   4 S -1 -50   +12 36

14. 1997 BB Qualifying, Rd 1, Bd 9

N deals E-W vul	J 5 K 10 9 8 9 8 10 8 7 6 5		West North East South West North East South Meckstroth Martel Rodwell Stansby Zia Nickell Rosenberg Freeman Pass Pass 1 Pass Pass 4 Dbl Pass 2 2 Dbl AP 3 3 AP   Lead 2nd 3rd 4th Lead 2nd 3rd 4th Q 8 2 3 Q 8 7 3 J 9 K A 3 5 Q A 4 10 5 7 A J 9 2 J Q A 3 4 10 J 5 K 10 5 2 5 K J 9 6 A 8 2 6 9 10 6 4 K 5 J 9 tricks claimed 10 tricks claimed
10 3 A Q 7 4 3 Q J 10 A Q 9		Q 2 5 2 K 7 6 5 2 K 4 3 2
89646 = 43797 = Par NS +140	A K 9 8 7 6 4 J 6 A 4 3 J
1 opening 3 S +1 +170 +7 33	4 opening   4 × S -1 -100   -7 37

Data 9XA5 Main

Top One Spade vs. Four Spades

© 2014 Richard Pavlicek