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ALT BOARD-A-MATCH INVITATIONAL IV

Bridge Base Online, July 9 - 11, 2024

Results produced by bridgeresults.org
CONDITIONS OF CONTEST
Leaderboard
Butler
Cross Table
Line-Up
Results of round:
01 02 03 04 05 06 07 08 09 10 11 12
Board details:
01 02 03 04 05 06 07 08 09 10 11 12

Piotr Bizon

All-tournaments history →
BBO nickname: taub WBF: 12307

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 21 +1 0.05 50.8% — 22%
Dummy 26 -5 -0.19 46.4% — 27%
Defense, player leads 28 +8 0.29 58.7% — 29%
Defense, partner leads 21 -2 -0.10 44.7% — 22%
Total 96 +2 0.02 50.6% — 100%
OtherDeclared (pair)Best roundWorst round
  47 R5 (+4) R4 (-4)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 335 321 95.82% 14 15 0.0448
Opening lead 25 20 80.00% 5 5 0.2000
After the lead — declarer 169 167 98.82% 2 2 0.0118
After the lead — defense 141 134 95.04% 7 8 0.0567

Round 1  (match scorecard, all results of round 1)
ULI
 VS
SELIGMAN
OPEN ROOM
 NS: Walter Schuster - Federico Primavera
 EW: Piotr Bizon - Włodzimierz Starkowski
ULI
VS
SELIGMAN
OPEN ROOM
NS: Walter Schuster - Federico Primavera
EW: Piotr Bizon - Włodzimierz Starkowski

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4NTW ♠3= = -430  61% -460  1 
2 1NTE ♥2+1 +1 -120  89% -180  1 
3 2NT xN ♥5+1 =    +490 89%    +500  1
4 3NTN ♣3= =    +600 83%    +600 0.50.5
5 3♠xS ♣A= =    +730 94%    +150 1 
6 2♥N ♦K+1 =    +110 83% -200  1 
7 3NTE ♠J-1 -1    +100 89% -100  1 
8 2♠E ♦10-1 -1    +50 72%    +50 0.50.5
ROUND 1 IMPs: 5 1
VP: 6.00 2.00
1 4NTW ♠3= = -430  -460  1
2 1NTE ♥2+1 +1 -120  -180  1
3 2NT xN ♥5+1 =    +490    +500 1
4 3NTN ♣3= =    +600    +600 0.5
5 3♠xS ♣A= =    +730    +150 1
6 2♥N ♦K+1 =    +110 -200  1
7 3NTE ♠J-1 -1    +100 -100  1
8 2♠E ♦10-1 -1    +50    +50 0.5
ROUND 1 IMPs: 5 1 VP: 6.00 2.00


Round 2  (match scorecard, all results of round 2)
SELIGMAN
 VS
COCONUT
OPEN ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Difan Wang - Weimin Pan
SELIGMAN
VS
COCONUT
OPEN ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Difan Wang - Weimin Pan

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NTE ♠Q+1 +1 -120  100% -450  1 
2 4♠N ♣K= =    +620 56%    +790  1
3 2♥E ♦2= -1    +100 78% -630  1 
4 6♣W ♠10+1 +1 -1390  50% -1390  0.50.5
5 3NTW ♥4-1 -1    +50 61%    +50 0.50.5
6 2♠N ♦Q-1 -1 -50  39%    +140  1
7 2♠S ♠4+2 +2    +170 67%    +120 1 
8 3♣S ♠A-2 -2 -100  56% -150  1 
ROUND 2 IMPs: 4 2
VP: 5.00 3.00
1 1NTE ♠Q+1 +1 -120  -450  1
2 4♠N ♣K= =    +620    +790 1
3 2♥E ♦2= -1    +100 -630  1
4 6♣W ♠10+1 +1 -1390  -1390  0.5
5 3NTW ♥4-1 -1    +50    +50 0.5
6 2♠N ♦Q-1 -1 -50     +140 1
7 2♠S ♠4+2 +2    +170    +120 1
8 3♣S ♠A-2 -2 -100  -150  1
ROUND 2 IMPs: 4 2 VP: 5.00 3.00


Round 3  (match scorecard, all results of round 3)
HARRIS
 VS
SELIGMAN
OPEN ROOM
 NS: Todor Tiholov - Marusa Gold
 EW: Piotr Bizon - Włodzimierz Starkowski
HARRIS
VS
SELIGMAN
OPEN ROOM
NS: Todor Tiholov - Marusa Gold
EW: Piotr Bizon - Włodzimierz Starkowski

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♥S ♦J-1 =    +140 100% -100  1 
2 3NTW ♦2-1 -1    +50 94% -420  1 
3 6♦N ♠J= =    +920 89%    +920 0.50.5
4 3♦E ♥4+1 = -110  61% -110  0.50.5
5 4♥W ♦10+1 +1 -450  33% -430   1
6 6♣W ♠Q= -2    +200 100% -630  1 
7 6♠xxS ♥9= -1 -400  0%    +650  1
8 3NTE ♥J+2 +2 -460  50% -460  0.50.5
ROUND 3 IMPs: 3 2
VP: 4.50 3.50
1 3♥S ♦J-1 =    +140 -100  1
2 3NTW ♦2-1 -1    +50 -420  1
3 6♦N ♠J= =    +920    +920 0.5
4 3♦E ♥4+1 = -110  -110  0.5
5 4♥W ♦10+1 +1 -450  -430  1
6 6♣W ♠Q= -2    +200 -630  1
7 6♠xxS ♥9= -1 -400     +650 1
8 3NTE ♥J+2 +2 -460  -460  0.5
ROUND 3 IMPs: 3 2 VP: 4.50 3.50


Round 4  (match scorecard, all results of round 4)
SELIGMAN
 VS
NETBRIDGE
OPEN ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Bas van Roosmalen - Merlijn Donk
SELIGMAN
VS
NETBRIDGE
OPEN ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Bas van Roosmalen - Merlijn Donk

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♣W ♦9-1 = -110  78% -300  1 
2 3NTN ♥7-3 -3 -300  0%    +300  1
3 1NTN ♦10-1 -2 -100  17%    +90  1
4 2♠E ♦6-1 -1    +100 6%    +500  1
5 3♠E ♠A= +1 -170  11%    +50  1
6 3♠S ♥A-1 =    +140 22%    +200  1
7 3NTS ♥J+1 +3    +690 100%    +130 1 
8 3NTW ♥5+2 +2 -460  11% -450   1
ROUND 4 IMPs: 2 6
VP: 2.00 6.00
1 3♣W ♦9-1 = -110  -300  1
2 3NTN ♥7-3 -3 -300     +300 1
3 1NTN ♦10-1 -2 -100     +90 1
4 2♠E ♦6-1 -1    +100    +500 1
5 3♠E ♠A= +1 -170     +50 1
6 3♠S ♥A-1 =    +140    +200 1
7 3NTS ♥J+1 +3    +690    +130 1
8 3NTW ♥5+2 +2 -460  -450  1
ROUND 4 IMPs: 2 6 VP: 2.00 6.00


Round 5  (match scorecard, all results of round 5)
GREENBERG
 VS
SELIGMAN
CLOSED ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Timur Edis - Elvan Edis
GREENBERG
VS
SELIGMAN
CLOSED ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Timur Edis - Elvan Edis

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NTN ♣K+1 +1    +120 67%    +120 0.50.5
2 3NTS ♥3+1 +1    +630 56%    +600  1
3 6NTS ♣Q= +1    +1020 100% -50   1
4 4♠W ♣6= = -620  39% -620  0.50.5
5 3♥W ♦Q-1 +1 -170  6% -100  1 
6 3NTN ♠4-1 -1 -50  39% -100   1
7 4♠W ♣Q= = -620  72% -650   1
8 2♦N ♠Q= =    +90 83% -180   1
ROUND 5 IMPs: 1 5
VP: 2.00 6.00
1 1NTN ♣K+1 +1    +120    +120 0.5
2 3NTS ♥3+1 +1    +630    +600 1
3 6NTS ♣Q= +1    +1020 -50  1
4 4♠W ♣6= = -620  -620  0.5
5 3♥W ♦Q-1 +1 -170  -100  1
6 3NTN ♠4-1 -1 -50  -100  1
7 4♠W ♣Q= = -620  -650  1
8 2♦N ♠Q= =    +90 -180  1
ROUND 5 IMPs: 1 5 VP: 2.00 6.00


Round 6  (match scorecard, all results of round 6)
SELIGMAN
 VS
SMITH
OPEN ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Bob McPaul - Finlay Marshall
SELIGMAN
VS
SMITH
OPEN ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Bob McPaul - Finlay Marshall

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠N ♣A= =    +420 83%    +170 1 
2 4♠E ♣Q+1 +1 -450  67% -450  0.50.5
3 3♦E ♣6= -1    +100 61%    +100 0.50.5
4 5♥xE ♠8-4 -3    +800 94%    +300 1 
5 4♠N ♥9+2 +2    +680 22%    +680 0.50.5
6 3NTE ♠9-2 -2    +200 100% -500  1 
7 4NTE ♥7+1 = -630  78% -630  0.50.5
8 5♠xW ♦A-2 -1    +100 78%    +100 0.50.5
ROUND 6 IMPs: 3 0
VP: 5.50 2.50
1 4♠N ♣A= =    +420    +170 1
2 4♠E ♣Q+1 +1 -450  -450  0.5
3 3♦E ♣6= -1    +100    +100 0.5
4 5♥xE ♠8-4 -3    +800    +300 1
5 4♠N ♥9+2 +2    +680    +680 0.5
6 3NTE ♠9-2 -2    +200 -500  1
7 4NTE ♥7+1 = -630  -630  0.5
8 5♠xW ♦A-2 -1    +100    +100 0.5
ROUND 6 IMPs: 3 0 VP: 5.50 2.50


Round 7  (match scorecard, all results of round 7)
AMATEURS
 VS
SELIGMAN
CLOSED ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Jeff Ferro - Jack Boge
AMATEURS
VS
SELIGMAN
CLOSED ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Jeff Ferro - Jack Boge

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♥W ♠A= = -420  44% -420  0.50.5
2 2NTN ♣3-1 +1    +150 78% -470   1
3 4♠E ♣A-1 -1    +100 56% -300   1
4 4♠E ♠4= = -620  56%    +100 1 
5 4♠W ♣9+1 +1 -450  17% -450  0.50.5
6 4♠N ♣K= =    +420 67%    +420 0.50.5
7 3NT xN ♠K-1 -1 -200  0%    +200 1 
8 3NTN ♥Q-1 -1 -50  33% -50  0.50.5
ROUND 7 IMPs: 2 2
VP: 4.00 4.00
1 4♥W ♠A= = -420  -420  0.5
2 2NTN ♣3-1 +1    +150 -470  1
3 4♠E ♣A-1 -1    +100 -300  1
4 4♠E ♠4= = -620     +100 1
5 4♠W ♣9+1 +1 -450  -450  0.5
6 4♠N ♣K= =    +420    +420 0.5
7 3NT xN ♠K-1 -1 -200     +200 1
8 3NTN ♥Q-1 -1 -50  -50  0.5
ROUND 7 IMPs: 2 2 VP: 4.00 4.00


Round 8  (match scorecard, all results of round 8)
SELIGMAN
 VS
UKRAINE
OPEN ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Yuriy Lukke - Vitaly Zuban
SELIGMAN
VS
UKRAINE
OPEN ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Yuriy Lukke - Vitaly Zuban

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♦N ♥9+1 =    +400 44%    +460  1
2 3NTN ♥Q= =    +600 83%    +600 0.50.5
3 2♠N ♠2+2 +2    +170 50%    +170 0.50.5
4 2♠N ♣A+1 +1    +140 56%    +140 0.50.5
5 6♠E ♥10-1 -1    +50 67%    +50 0.50.5
6 4♠N ♣7= -1 -50  44% -50  0.50.5
7 4♠S ♥A+2 +2    +680 94% -100  1 
8 3♠xE ♦K-4 -3    +500 94%    +430 1 
ROUND 8 IMPs: 2 1
VP: 4.50 3.50
1 5♦N ♥9+1 =    +400    +460 1
2 3NTN ♥Q= =    +600    +600 0.5
3 2♠N ♠2+2 +2    +170    +170 0.5
4 2♠N ♣A+1 +1    +140    +140 0.5
5 6♠E ♥10-1 -1    +50    +50 0.5
6 4♠N ♣7= -1 -50  -50  0.5
7 4♠S ♥A+2 +2    +680 -100  1
8 3♠xE ♦K-4 -3    +500    +430 1
ROUND 8 IMPs: 2 1 VP: 4.50 3.50


Round 9  (match scorecard, all results of round 9)
ULI
 VS
SELIGMAN
CLOSED ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Gabriele Zanasi - Linda Epstein
ULI
VS
SELIGMAN
CLOSED ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Gabriele Zanasi - Linda Epstein

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTW ♣3= -1    +50 94% -150   1
2 2♥N ♦10= =    +110 44%    +150 1 
3 2NTW ♥7+1 = -120  67% -150   1
4 4♠E ♥Q-2 -2    +200 83%    +200 0.50.5
5 2♣E ♠8+2 +2 -130  94% -430   1
6 2♣xS ♥A-1 =    +180 78%    +100  1
7 5♥xS ♣K-1 -1 -200  33%    +790 1 
8 3NTE ♦Q-1 -1    +50 56%    +50 0.50.5
ROUND 9 IMPs: 2 4
VP: 3.00 5.00
1 3NTW ♣3= -1    +50 -150  1
2 2♥N ♦10= =    +110    +150 1
3 2NTW ♥7+1 = -120  -150  1
4 4♠E ♥Q-2 -2    +200    +200 0.5
5 2♣E ♠8+2 +2 -130  -430  1
6 2♣xS ♥A-1 =    +180    +100 1
7 5♥xS ♣K-1 -1 -200     +790 1
8 3NTE ♦Q-1 -1    +50    +50 0.5
ROUND 9 IMPs: 2 4 VP: 3.00 5.00


Round 10  (match scorecard, all results of round 10)
ULI
 VS
SELIGMAN
CLOSED ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Gabriele Zanasi - Linda Epstein
ULI
VS
SELIGMAN
CLOSED ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Gabriele Zanasi - Linda Epstein

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠W ♦7+2 +1 -450  50% -450  0.50.5
2 1NTE ♥A-4 -3    +150 33%    +150 0.50.5
3 5♣W ♦10= = -600  22%    +650 1 
4 6♠E ♦A= = -1430  44% -1430  0.50.5
5 3NTN ♥Q= =    +600 72%    +600 0.50.5
6 3♠S ♥A= =    +140 72%    +140 0.50.5
7 6♦S ♣5+1 +1    +1390 94%    +1370  1
8 3NTS ♠3-3 -3 -150  11% -50  1 
ROUND 10 IMPs: 2 1
VP: 4.50 3.50
1 4♠W ♦7+2 +1 -450  -450  0.5
2 1NTE ♥A-4 -3    +150    +150 0.5
3 5♣W ♦10= = -600     +650 1
4 6♠E ♦A= = -1430  -1430  0.5
5 3NTN ♥Q= =    +600    +600 0.5
6 3♠S ♥A= =    +140    +140 0.5
7 6♦S ♣5+1 +1    +1390    +1370 1
8 3NTS ♠3-3 -3 -150  -50  1
ROUND 10 IMPs: 2 1 VP: 4.50 3.50


Round 11  (match scorecard, all results of round 11)
UKRAINE
 VS
SELIGMAN
CLOSED ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Yuriy Lukke - Vitaly Zuban
UKRAINE
VS
SELIGMAN
CLOSED ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Yuriy Lukke - Vitaly Zuban

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♠W ♥2= +1 -140  56% -140  0.50.5
2 2NTS ♣4+1 +1    +150 33%    +620 1 
3 4♥W ♣A= +2 -680  0% -200  1 
4 4♥N ♥4+1 =    +620 56%    +650 1 
5 4♥E ♦A-1 -1    +50 78% -420   1
6 4♣E ♦A= -1    +100 78% -50   1
7 4♥E ♣Q+1 +1 -650  72% -650  0.50.5
8 4♥N ♣K= =    +420 61% -50   1
ROUND 11 IMPs: 3 3
VP: 4.00 4.00
1 2♠W ♥2= +1 -140  -140  0.5
2 2NTS ♣4+1 +1    +150    +620 1
3 4♥W ♣A= +2 -680  -200  1
4 4♥N ♥4+1 =    +620    +650 1
5 4♥E ♦A-1 -1    +50 -420  1
6 4♣E ♦A= -1    +100 -50  1
7 4♥E ♣Q+1 +1 -650  -650  0.5
8 4♥N ♣K= =    +420 -50  1
ROUND 11 IMPs: 3 3 VP: 4.00 4.00


Round 12  (match scorecard, all results of round 12)
UKRAINE
 VS
SELIGMAN
CLOSED ROOM
 NS: Włodzimierz Starkowski - Piotr Bizon
 EW: Yuriy Lukke - Vitaly Zuban
UKRAINE
VS
SELIGMAN
CLOSED ROOM
NS: Włodzimierz Starkowski - Piotr Bizon
EW: Yuriy Lukke - Vitaly Zuban

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♠S ♦K-2 -2 -100  17%    +300 1 
2 3♥W ♠K= = -140  44% -140  0.50.5
3 3NTW ♥2-1 -1    +100 44%    +300 1 
4 1NTE ♣3+2 -1    +100 72%    +100 0.50.5
5 5♦E ♣K= = -400  39% -420   1
6 4♠S ♥9+2 +2    +480 50%    +480 0.50.5
7 3NTS ♣5= =    +600 44%    +600 0.50.5
8 1♥E ♦J+1 -1    +50 72% -100   1
ROUND 12 IMPs: 2 2
VP: 4.00 4.00
1 5♠S ♦K-2 -2 -100     +300 1
2 3♥W ♠K= = -140  -140  0.5
3 3NTW ♥2-1 -1    +100    +300 1
4 1NTE ♣3+2 -1    +100    +100 0.5
5 5♦E ♣K= = -400  -420  1
6 4♠S ♥9+2 +2    +480    +480 0.5
7 3NTS ♣5= =    +600    +600 0.5
8 1♥E ♦J+1 -1    +50 -100  1
ROUND 12 IMPs: 2 2 VP: 4.00 4.00