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ALT COMPETITION 2026 - EVENT 5

Bridge Base Online, May 25 - 28, 2026

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
Board details:
01 02 03 04 05 06 07 08

Robbie de Koster

All-tournaments history →
BBO nickname: robbiedk WBF: 203249

Robbie DE KOSTER
Country: Netherlands
WBF: NED10666701 (203249)

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 12 +17 1.42 2.2 0.18 25%
Dummy 18 +1 0.06 2.5 0.14 38%
Defense, player leads 10 -6 -0.60 -8.9 -0.89 21%
Defense, partner leads 8 +25 3.13 26.9 3.36 17%
Total 48 +37 0.77 22.7 0.47 100%
OtherDeclared (pair)Best roundWorst round
  30 R8 (+47) R2 (-24)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 170 158 92.94% 12 17 0.1000
Opening lead 7 6 85.71% 1 4 0.5714
After the lead — declarer 104 97 93.27% 7 8 0.0769
After the lead — defense 59 55 93.22% 4 5 0.0847

Round 1  (match scorecard, all results of round 1)
BC CRASH
 VS
SENIOR TEAM
CLOSED ROOM
 NS: Walter Fornasari - Luis Palazzo
 EW: Eva Poppe - Robbie de Koster
BC CRASH
VS
SENIOR TEAM
CLOSED ROOM
NS: Walter Fornasari - Luis Palazzo
EW: Eva Poppe - Robbie de Koster

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠S ♥Q+2 +2    +480 0.9    +510 1 
2 5♦xE ♠K-2 -2    +300 -5.1 -100   9
3 3NTE ♦A+2 +1 -630  1.1 -630  --
4 2♠E ♣9+1 = -110  4.2    +100 5 
5 6♥W ♠A= = -980  10.6 -450  11 
6 3♥S ♣J= =    +140 -3.5 -100   6
7 7NTE ♠2= = -2220  7.8 -1470  13 
8 4♠E ♣A-1 = -420  2.6    +50 10 
9 5♦xE ♠Q= = -750  11.1 -250  11 
10 4♥E ♣K+1 -1    +100 -2.0 -170   7
11 3NTS ♦9= +1    +430 -4.5 -100   11
12 3NTE ♠2= = -400  6.7 -130  7 
13 3♥E ♦A-1 -1    +100 -0.4    +100 --
14 3♦W ♥3-1 -1    +50 -2.7    +110 2 
15 5♥W ♣8+1 = -450  -2.3 -490   1
16 3NTW ♥10= -1    +100 -5.1 -600   12
ROUND 1 IMPs: 60 46
VP: 13.75 6.25
1 4♠S ♥Q+2 +2    +480    +510 1
2 5♦xE ♠K-2 -2    +300 -100  9
3 3NTE ♦A+2 +1 -630  -630  -
4 2♠E ♣9+1 = -110     +100 5
5 6♥W ♠A= = -980  -450  11
6 3♥S ♣J= =    +140 -100  6
7 7NTE ♠2= = -2220  -1470  13
8 4♠E ♣A-1 = -420     +50 10
9 5♦xE ♠Q= = -750  -250  11
10 4♥E ♣K+1 -1    +100 -170  7
11 3NTS ♦9= +1    +430 -100  11
12 3NTE ♠2= = -400  -130  7
13 3♥E ♦A-1 -1    +100    +100 -
14 3♦W ♥3-1 -1    +50    +110 2
15 5♥W ♣8+1 = -450  -490  1
16 3NTW ♥10= -1    +100 -600  12
ROUND 1 IMPs: 60 46 VP: 13.75 6.25


Round 2  (match scorecard, all results of round 2)
BC CRASH
 VS
VANDY BOUND
CLOSED ROOM
 NS: Maximo Crusizio - Rodrigo Garcia da Rosa
 EW: Eva Poppe - Robbie de Koster
BC CRASH
VS
VANDY BOUND
CLOSED ROOM
NS: Maximo Crusizio - Rodrigo Garcia da Rosa
EW: Eva Poppe - Robbie de Koster

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♠N ♦7-1 -1 -50  0.4 -150   3
2 4♥E ♦K-1 -1    +50 -0.2 -140   5
3 3NTS ♠A= =    +400 -10.3 -50   10
4 1NTW ♣2-1 -1    +100 -2.5    +100 --
5 4♥W ♠3+1 +1 -450  0.4 -450  --
6 3♦E ♠Q+2 +1 -130  -2.5 -150   1
7 4♠xN ♥A-2 -2 -500  2.2 -500  --
8 3♠E ♣K-1 -1    +50 -1.3    +50 --
9 1NTW ♦4= = -90  0.5 -90  --
10 4♠W ♥10+1 +1 -650  -0.5 -650  --
11 5♣xE ♠J-3 -3    +500 -1.7    +450  2
12 2♠E ♥2+3 +3 -200  -6.1 -450   6
13 3♦S ♠9-1 -1 -100  1.3 -100  --
14 4♠E ♥K-1 -1    +50 -1.3    +50 --
15 1NTN ♠A+2 +2    +150 4.1    +600 10 
16 2♥W ♠3-2 -2    +200 -1.9 -90   7
ROUND 2 IMPs: 10 34
VP: 4.26 15.74
1 2♠N ♦7-1 -1 -50  -150  3
2 4♥E ♦K-1 -1    +50 -140  5
3 3NTS ♠A= =    +400 -50  10
4 1NTW ♣2-1 -1    +100    +100 -
5 4♥W ♠3+1 +1 -450  -450  -
6 3♦E ♠Q+2 +1 -130  -150  1
7 4♠xN ♥A-2 -2 -500  -500  -
8 3♠E ♣K-1 -1    +50    +50 -
9 1NTW ♦4= = -90  -90  -
10 4♠W ♥10+1 +1 -650  -650  -
11 5♣xE ♠J-3 -3    +500    +450 2
12 2♠E ♥2+3 +3 -200  -450  6
13 3♦S ♠9-1 -1 -100  -100  -
14 4♠E ♥K-1 -1    +50    +50 -
15 1NTN ♠A+2 +2    +150    +600 10
16 2♥W ♠3-2 -2    +200 -90  7
ROUND 2 IMPs: 10 34 VP: 4.26 15.74


Round 8  (match scorecard, all results of round 8)
NETBRIDGE
 VS
BC CRASH
OPEN ROOM
 NS: Marijn Huber - Martin van der Starre
 EW: Eva Poppe - Robbie de Koster
NETBRIDGE
VS
BC CRASH
OPEN ROOM
NS: Marijn Huber - Martin van der Starre
EW: Eva Poppe - Robbie de Koster

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♥N ♠Q-1 -1 -50  1.3 -110  2 
2 4♠S ♣J+1 -1 -100  4.5    +650  13
3 2♣xN ♠Q-5 -5 -1100  11.3 -300   13
4 3NTS ♣8-1 -2 -200  7.5    +170  9
5 1NTE ♠4+2 +1 -120  -5.1 -400  7 
6 2♥S ♠5= +1    +140 -2.5 -100  6 
7 4♥S ♦A= =    +620 -3.4    +620 --
8 4♠W ♦2= -1    +50 -4.7    +100  2
9 3NT xW ♥2-1 = -750  11.3 -110   12
10 1NTN ♥J+2 =    +90 -0.3 -100  5 
11 4♠W ♣K+1 = -420  -1.0    +50  10
12 4♠E ♥8= -1    +50 -7.7 -420  10 
13 4♥E ♦2+1 +2 -680  2.5 -620   2
14 3♥S ♣K-1 -1 -50  1.1    +110  4
15 5♠N ♥K-1 -1 -100  3.1    +620  12
16 2♥N ♠5+1 -1 -50  4.7 -50  --
ROUND 8 IMPs: 30 77
VP: 1.13 18.87
1 3♥N ♠Q-1 -1 -50  -110  2
2 4♠S ♣J+1 -1 -100     +650 13
3 2♣xN ♠Q-5 -5 -1100  -300  13
4 3NTS ♣8-1 -2 -200     +170 9
5 1NTE ♠4+2 +1 -120  -400  7
6 2♥S ♠5= +1    +140 -100  6
7 4♥S ♦A= =    +620    +620 -
8 4♠W ♦2= -1    +50    +100 2
9 3NT xW ♥2-1 = -750  -110  12
10 1NTN ♥J+2 =    +90 -100  5
11 4♠W ♣K+1 = -420     +50 10
12 4♠E ♥8= -1    +50 -420  10
13 4♥E ♦2+1 +2 -680  -620  2
14 3♥S ♣K-1 -1 -50     +110 4
15 5♠N ♥K-1 -1 -100     +620 12
16 2♥N ♠5+1 -1 -50  -50  -
ROUND 8 IMPs: 30 77 VP: 1.13 18.87