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ALT TROPHY IV

Bridge Base Online, March 25 - 27, 2025

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 SF1 SF2 F1 F2
Board details:
01 02 03 04 05 06 07 08 SF1 SF2 F1 F2

Ai-Tai Lo

All-tournaments history →
BBO nickname: aitail WBF: 13330

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 22 -3 -0.14 -8.2 -0.37 23%
Dummy 23 -5 -0.22 -15.3 -0.67 24%
Defense, player leads 23 -36 -1.57 -10.4 -0.45 24%
Defense, partner leads 28 +48 1.71 22.1 0.79 29%
Total 96 +4 0.04 -11.8 -0.12 100%
OtherDeclared (pair)Best roundWorst round
  45 R8 (+27) R3 (-17)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 284 252 88.73% 32 34 0.1197
Opening lead 14 11 78.57% 3 3 0.2143
After the lead — declarer 168 149 88.69% 19 21 0.1250
After the lead — defense 102 92 90.20% 10 10 0.0980

Round 1  (match scorecard, all results of round 1)
AMATEURS
 VS
SCOTTISH IMPS
OPEN ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Susan Aitchison - Jim Forsyth
AMATEURS
VS
SCOTTISH IMPS
OPEN ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Susan Aitchison - Jim Forsyth

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♣E ♥8-1 -2    +100 -2.2    +420  8
2 3NTE ♦10+1 = -400  0.5 -400  --
3 3NTW ♠3= = -600  -2.0 -630  1 
4 7♥xN ♠K-2 -2 -500  -13.7 -100   9
5 3♠E ♣6+1 +1 -170  2.3 -590  9 
6 2♠N ♥3-1 -2 -100  5.8 -170  2 
7 3NTN ♥10-4 -1 -100  -3.6    +110  5
8 4♠S ♦9-1 -1 -50  -0.2 -50  --
ROUND 1 IMPs: 12 22
VP: 6.22 13.78
1 3♣E ♥8-1 -2    +100    +420 8
2 3NTE ♦10+1 = -400  -400  -
3 3NTW ♠3= = -600  -630  1
4 7♥xN ♠K-2 -2 -500  -100  9
5 3♠E ♣6+1 +1 -170  -590  9
6 2♠N ♥3-1 -2 -100  -170  2
7 3NTN ♥10-4 -1 -100     +110 5
8 4♠S ♦9-1 -1 -50  -50  -
ROUND 1 IMPs: 12 22 VP: 6.22 13.78


Round 2  (match scorecard, all results of round 2)
NETBRIDGE
 VS
AMATEURS
CLOSED ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Kees Bouwen - Jan van den Hoek
NETBRIDGE
VS
AMATEURS
CLOSED ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Kees Bouwen - Jan van den Hoek

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NTS ♦Q+2 +2    +150 -1.1    +100  2
2 3♠E ♥7-1 -1    +50 0.8    +100 2 
3 3NTW ♠K+3 +1 -630  -0.7 -630  --
4 4♥W ♣8+1 +1 -650  0.4 -680   1
5 3NTW ♥5+3 +2 -460  0.7 -480   1
6 4♠W ♣9= = -620  -0.6 -620  --
7 1♥W ♠3+1 +1 -110  0.1 -80  1 
8 2♠W ♠3+2 +2 -170  -0.8 -170  --
ROUND 2 IMPs: 3 4
VP: 9.56 10.44
1 1NTS ♦Q+2 +2    +150    +100 2
2 3♠E ♥7-1 -1    +50    +100 2
3 3NTW ♠K+3 +1 -630  -630  -
4 4♥W ♣8+1 +1 -650  -680  1
5 3NTW ♥5+3 +2 -460  -480  1
6 4♠W ♣9= = -620  -620  -
7 1♥W ♠3+1 +1 -110  -80  1
8 2♠W ♠3+2 +2 -170  -170  -
ROUND 2 IMPs: 3 4 VP: 9.56 10.44


Round 3  (match scorecard, all results of round 3)
AMATEURS
 VS
GREENBERG
OPEN ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Elvan Edis - Timur Edis
AMATEURS
VS
GREENBERG
OPEN ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Elvan Edis - Timur Edis

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NTN ♠6-2 -1 -50  2.0 -100  2 
2 3♠E ♥8-1 -1    +50 1.5    +100  2
3 4♥xS ♣K-4 -3 -500  4.7 -630  4 
4 2♠N ♦2-2 -2 -200  -2.9 -110   3
5 3♣N ♠2-2 -2 -200  -6.2    +100  7
6 3NTN ♠7+1 +1    +430 4.2    +430 --
7 5♣W ♥7= +1 -620  -6.4 -170   10
8 3NTN ♣5+2 +1    +430 -1.0    +460  1
ROUND 3 IMPs: 6 23
VP: 4.25 15.75
1 1NTN ♠6-2 -1 -50  -100  2
2 3♠E ♥8-1 -1    +50    +100 2
3 4♥xS ♣K-4 -3 -500  -630  4
4 2♠N ♦2-2 -2 -200  -110  3
5 3♣N ♠2-2 -2 -200     +100 7
6 3NTN ♠7+1 +1    +430    +430 -
7 5♣W ♥7= +1 -620  -170  10
8 3NTN ♣5+2 +1    +430    +460 1
ROUND 3 IMPs: 6 23 VP: 4.25 15.75


Round 4  (match scorecard, all results of round 4)
AMATEURS
 VS
ULI
OPEN ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Gabriele Zanasi - Federico Iavicoli
AMATEURS
VS
ULI
OPEN ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Gabriele Zanasi - Federico Iavicoli

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTS ♥A-2 -2 -100  -2.2 -100  --
2 3NTS ♦5+2 +2    +660 2.2    +660 --
3 5♣N ♠A-1 -1 -50  1.6 -620  11 
4 2♠N ♦3+1 +1    +140 0.8    +150 --
5 4♥W ♠A+1 +1 -450  0.3 -480  1 
6 4♠E ♥A= = -620  -0.6 -620  --
7 4♠W ♥A= -2    +200 5.7    +200 --
8 5♥S ♣K-1 -1 -50  -8.8    +420  10
ROUND 4 IMPs: 12 10
VP: 10.86 9.14
1 3NTS ♥A-2 -2 -100  -100  -
2 3NTS ♦5+2 +2    +660    +660 -
3 5♣N ♠A-1 -1 -50  -620  11
4 2♠N ♦3+1 +1    +140    +150 -
5 4♥W ♠A+1 +1 -450  -480  1
6 4♠E ♥A= = -620  -620  -
7 4♠W ♥A= -2    +200    +200 -
8 5♥S ♣K-1 -1 -50     +420 10
ROUND 4 IMPs: 12 10 VP: 10.86 9.14


Round 5  (match scorecard, all results of round 5)
AMATEURS
 VS
TEAM 14
OPEN ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Oleg Shaposhnikov - Gennadii Rybnikov
AMATEURS
VS
TEAM 14
OPEN ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Oleg Shaposhnikov - Gennadii Rybnikov

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♠xS ♥7-2 -2 -300  -6.5    +100  9
2 2♠S ♣6+1 =    +110 -0.5    +150  1
3 2♠W ♥J= = -110  -2.6    +200  7
4 3NTW ♥10= -1    +100 3.0 -600  12 
5 2♥E ♣Q+1 +1 -140  -2.1 -110   1
6 3NTE ♥6-1 = -600  -5.6 -150   10
7 2♣W ♣K+1 +2 -130  -1.9 -140  --
8 3NTS ♣3-1 =    +400 4.8    +50 8 
ROUND 5 IMPs: 20 28
VP: 6.88 13.12
1 5♠xS ♥7-2 -2 -300     +100 9
2 2♠S ♣6+1 =    +110    +150 1
3 2♠W ♥J= = -110     +200 7
4 3NTW ♥10= -1    +100 -600  12
5 2♥E ♣Q+1 +1 -140  -110  1
6 3NTE ♥6-1 = -600  -150  10
7 2♣W ♣K+1 +2 -130  -140  -
8 3NTS ♣3-1 =    +400    +50 8
ROUND 5 IMPs: 20 28 VP: 6.88 13.12


Round 6  (match scorecard, all results of round 6)
AMATEURS
 VS
HARRIS
OPEN ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Vladi Isporski - Rumen Trendafilov
AMATEURS
VS
HARRIS
OPEN ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Vladi Isporski - Rumen Trendafilov

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 6♠xE ♠10-1 -1    +100 -1.8    +420  8
2 6♠E ♥A= = -980  -1.7 -980  --
3 3NTS ♠3= -1 -50  -6.2 -50  --
4 3NTE ♥10-2 -2    +200 7.2    +100 3 
5 4♣W ♣8= = -130  -3.4 -130  --
6 3NTE ♣J+2 +1 -630  0.0 -660  1 
7 4♥W ♦2+1 +1 -650  -0.8 -620   1
8 3NTS ♠3-1 -2 -100  -1.5    +100  5
ROUND 6 IMPs: 4 14
VP: 6.22 13.78
1 6♠xE ♠10-1 -1    +100    +420 8
2 6♠E ♥A= = -980  -980  -
3 3NTS ♠3= -1 -50  -50  -
4 3NTE ♥10-2 -2    +200    +100 3
5 4♣W ♣8= = -130  -130  -
6 3NTE ♣J+2 +1 -630  -660  1
7 4♥W ♦2+1 +1 -650  -620  1
8 3NTS ♠3-1 -2 -100     +100 5
ROUND 6 IMPs: 4 14 VP: 6.22 13.78


Round 7  (match scorecard, all results of round 7)
SCOTTISH SELECT
 VS
AMATEURS
CLOSED ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Robert Clow - Bob McPaul
SCOTTISH SELECT
VS
AMATEURS
CLOSED ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Robert Clow - Bob McPaul

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠W ♣5= = -420  -0.8 -420  --
2 5♥xW ♠3-2 -2    +300 0.4    +50  6
3 2♥N ♣5= =    +110 1.1    +110 --
4 3NTW ♣K= +1 -630  0.2 -660   1
5 3♣N ♣2-2 -1 -100  -3.8 -200   3
6 3♦S ♠J+1 +2    +150 -0.8    +400 6 
7 3NTS ♦8+2 +1    +630 2.9 -100   12
8 4♥W ♣10= = -420  0.3 -420  --
ROUND 7 IMPs: 6 22
VP: 4.50 15.50
1 4♠W ♣5= = -420  -420  -
2 5♥xW ♠3-2 -2    +300    +50 6
3 2♥N ♣5= =    +110    +110 -
4 3NTW ♣K= +1 -630  -660  1
5 3♣N ♣2-2 -1 -100  -200  3
6 3♦S ♠J+1 +2    +150    +400 6
7 3NTS ♦8+2 +1    +630 -100  12
8 4♥W ♣10= = -420  -420  -
ROUND 7 IMPs: 6 22 VP: 4.50 15.50


Round 8  (match scorecard, all results of round 8)
MAGICIANS
 VS
AMATEURS
CLOSED ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Gülgün Görün - Seher Orman
MAGICIANS
VS
AMATEURS
CLOSED ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Gülgün Görün - Seher Orman

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 6NTE ♠9= = -990  -3.1 -990  --
2 4♥E ♦J= = -420  -2.1 -170  6 
3 3♥N ♥J+1 +1    +170 -1.8 -50   6
4 3NTS ♣8+1 =    +600 -0.1    +600 --
5 3NT xW ♥K-2 -2    +300 8.1    +100  5
6 1NTS ♥2= =    +90 1.1 -90   5
7 2♥W ♣K= -1    +100 4.5 -300   9
8 4♥W ♠K-1 -1    +50 3.5 -300   8
ROUND 8 IMPs: 6 33
VP: 2.13 17.87
1 6NTE ♠9= = -990  -990  -
2 4♥E ♦J= = -420  -170  6
3 3♥N ♥J+1 +1    +170 -50  6
4 3NTS ♣8+1 =    +600    +600 -
5 3NT xW ♥K-2 -2    +300    +100 5
6 1NTS ♥2= =    +90 -90  5
7 2♥W ♣K= -1    +100 -300  9
8 4♥W ♠K-1 -1    +50 -300  8
ROUND 8 IMPs: 6 33 VP: 2.13 17.87


Round 9  (match scorecard, all results of round 9)
DENMARK
 VS
AMATEURS
CLOSED ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Rico Hemberg - Jesper Buus Thomsen
DENMARK
VS
AMATEURS
CLOSED ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Rico Hemberg - Jesper Buus Thomsen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♦S ♠K= =    +110 7.5 -800   14
2 6NTN ♥10= =    +1440 3.0    +1430 --
3 4♥S ♥Q-2 -2 -100  -3.5    +140 6 
4 1NTS ♠3-1 -1 -100  -1.9    +90 5 
5 4♥W ♠7= = -420  -3.2 -420  --
6 4♥E ♠6-1 -1    +100 1.2    +100 --
7 2♦W ♥10+2 +1 -110  5.0 -600   10
8 3♠N ♦A+2 +1    +170 1.5    +140  1
ROUND 9 IMPs: 11 25
VP: 5.04 14.96
1 3♦S ♠K= =    +110 -800  14
2 6NTN ♥10= =    +1440    +1430 -
3 4♥S ♥Q-2 -2 -100     +140 6
4 1NTS ♠3-1 -1 -100     +90 5
5 4♥W ♠7= = -420  -420  -
6 4♥E ♠6-1 -1    +100    +100 -
7 2♦W ♥10+2 +1 -110  -600  10
8 3♠N ♦A+2 +1    +170    +140 1
ROUND 9 IMPs: 11 25 VP: 5.04 14.96


Round 10  (match scorecard, all results of round 10)
AMATEURS
 VS
DENMARK
OPEN ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Rico Hemberg - Jesper Buus Thomsen
AMATEURS
VS
DENMARK
OPEN ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Rico Hemberg - Jesper Buus Thomsen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♦W ♥6+2 +2 -150  6.1 -150  --
2 2NTE ♠5= +1 -150  0.0 -110   1
3 5♠E ♣K+1 +1 -680  0.7 -650   1
4 4♠E ♣A+1 +1 -650  -1.0 -620   1
5 2♠xE ♥A-4 -3    +500 -2.4    +660  4
6 5♣W ♠Q-1 -1    +100 1.3 -130  6 
7 3♥xN ♠A-1 -1 -200  3.8 -500  7 
8 4♦S ♠8+1 +1    +150 2.2    +150 --
ROUND 10 IMPs: 13 7
VP: 12.42 7.58
1 3♦W ♥6+2 +2 -150  -150  -
2 2NTE ♠5= +1 -150  -110  1
3 5♠E ♣K+1 +1 -680  -650  1
4 4♠E ♣A+1 +1 -650  -620  1
5 2♠xE ♥A-4 -3    +500    +660 4
6 5♣W ♠Q-1 -1    +100 -130  6
7 3♥xN ♠A-1 -1 -200  -500  7
8 4♦S ♠8+1 +1    +150    +150 -
ROUND 10 IMPs: 13 7 VP: 12.42 7.58


Round 11  (match scorecard, all results of round 11)
ALEXANDER
 VS
AMATEURS
CLOSED ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Hila Levy - Adi Asulin
ALEXANDER
VS
AMATEURS
CLOSED ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Hila Levy - Adi Asulin

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♥E ♦K-1 -1    +50 3.9    +50 --
2 4♥E ♦2= = -420  -8.2 -140  7 
3 2♠S ♦J+2 +1    +140 -0.8    +200 2 
4 4♣N ♠6+1 =    +130 4.7    +100  1
5 4♠xN ♦A-2 -2 -500  -4.2 -920   9
6 4♠N ♥A-1 -1 -50  -0.9    +140 5 
7 3NTN ♥J-1 -1 -100  -5.2    +630 12 
8 3♠N ♥2= =    +140 3.8 -50   5
ROUND 11 IMPs: 26 15
VP: 14.09 5.91
1 4♥E ♦K-1 -1    +50    +50 -
2 4♥E ♦2= = -420  -140  7
3 2♠S ♦J+2 +1    +140    +200 2
4 4♣N ♠6+1 =    +130    +100 1
5 4♠xN ♦A-2 -2 -500  -920  9
6 4♠N ♥A-1 -1 -50     +140 5
7 3NTN ♥J-1 -1 -100     +630 12
8 3♠N ♥2= =    +140 -50  5
ROUND 11 IMPs: 26 15 VP: 14.09 5.91


Round 12  (match scorecard, all results of round 12)
TEAM 14
 VS
AMATEURS
CLOSED ROOM
 NS: David Chechelashvili - Ai-Tai Lo
 EW: Konstantin Trifonov - Petro Karlykov
TEAM 14
VS
AMATEURS
CLOSED ROOM
NS: David Chechelashvili - Ai-Tai Lo
EW: Konstantin Trifonov - Petro Karlykov

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♣xN ♥K-1 -2 -300  -6.4    +130 10 
2 1♦E ♠4= = -70  1.8 -120   2
3 1NTS ♣10= =    +90 0.5    +140 2 
4 2♥xW ♠6-3 -2    +500 8.5    +110  9
5 4♥N ♥6= =    +620 2.0    +620 --
6 4♥E ♠10= = -620  0.4 -620  --
7 3♠W ♦A-2 -1    +100 -2.8    +200 3 
8 4♥S ♦Q= =    +420 -0.1    +490 2 
ROUND 12 IMPs: 17 11
VP: 12.42 7.58
1 5♣xN ♥K-1 -2 -300     +130 10
2 1♦E ♠4= = -70  -120  2
3 1NTS ♣10= =    +90    +140 2
4 2♥xW ♠6-3 -2    +500    +110 9
5 4♥N ♥6= =    +620    +620 -
6 4♥E ♠10= = -620  -620  -
7 3♠W ♦A-2 -1    +100    +200 3
8 4♥S ♦Q= =    +420    +490 2
ROUND 12 IMPs: 17 11 VP: 12.42 7.58