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ALT COMPETITION 2024 - EVENT 1

Bridge Base Online, February 12 - 15, 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
Board details:
01 02 03 04 05 06 07 08

Sibrand van Oosten

All-tournaments history →
BBO nickname: sibrand WBF: 41257

Sibrand VAN OOSTEN
Country: Netherlands
WBF: NED11143293 (41257)
MPPPTitleRank
🔵 Open900—699

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 13 +23 1.77 29.3 2.25 20%
Dummy 19 +42 2.21 12.5 0.66 30%
Defense, player leads 21 -21 -1.00 1.0 0.05 33%
Defense, partner leads 11 -7 -0.64 -9.9 -0.90 17%
Total 64 +37 0.58 32.8 0.51 100%
OtherDeclared (pair)Best roundWorst round
  32 R4 (+27) R1 (-3)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 206 195 94.66% 11 13 0.0631
Opening lead 14 10 71.43% 4 5 0.3571
After the lead — declarer 112 110 98.21% 2 3 0.0268
After the lead — defense 80 75 93.75% 5 5 0.0625

Round 1  (match scorecard, all results of round 1)
SPRING
 VS
VINITA
CLOSED ROOM
 NS: Vinita Gupta - Morten Bilde
 EW: Sibrand van Oosten - Thibo Sprinkhuizen
SPRING
VS
VINITA
CLOSED ROOM
NS: Vinita Gupta - Morten Bilde
EW: Sibrand van Oosten - Thibo Sprinkhuizen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NTW ♠7-2 -1    +50 2.3    +50 --
2 2♥W ♦Q-2 -2    +100 -1.8    +80  1
3 6♥W ♣K-1 -1    +100 -9.3    +300 5 
4 4♠E ♥J= = -620  9.9    +600 15 
5 4♥N ♦10-2 -3 -300  4.7 -100  5 
6 6♠W ♥A-1 -1    +100 -11.2 -300   9
7 4♠N ♥A-1 -2 -200  5.1 -100  3 
8 2♠E ♣8= +1 -140  2.5 -140  --
9 4♠S ♠3+2 +2    +480 -4.4 -50   11
10 5♥W ♠Q= = -650  6.0 -600  2 
11 2NTW ♥7-1 -1    +50 -1.2    +50 --
12 4♥S ♣6= =    +620 -0.3    +620 --
13 6♦N ♣4+1 =    +1370 -5.8    +690  12
14 3NTN ♥4+3 +3    +490 3.1    +800 7 
15 4♥W ♠8= -1    +50 -0.3    +140 3 
16 3NTS ♥4= =    +400 -6.4 -50   10
ROUND 1 IMPs: 40 43
VP: 9.09 10.91
1 1NTW ♠7-2 -1    +50    +50 -
2 2♥W ♦Q-2 -2    +100    +80 1
3 6♥W ♣K-1 -1    +100    +300 5
4 4♠E ♥J= = -620     +600 15
5 4♥N ♦10-2 -3 -300  -100  5
6 6♠W ♥A-1 -1    +100 -300  9
7 4♠N ♥A-1 -2 -200  -100  3
8 2♠E ♣8= +1 -140  -140  -
9 4♠S ♠3+2 +2    +480 -50  11
10 5♥W ♠Q= = -650  -600  2
11 2NTW ♥7-1 -1    +50    +50 -
12 4♥S ♣6= =    +620    +620 -
13 6♦N ♣4+1 =    +1370    +690 12
14 3NTN ♥4+3 +3    +490    +800 7
15 4♥W ♠8= -1    +50    +140 3
16 3NTS ♥4= =    +400 -50  10
ROUND 1 IMPs: 40 43 VP: 9.09 10.91


Round 4  (match scorecard, all results of round 4)
SCOTTISH SELECT
 VS
SPRING
OPEN ROOM
 NS: Douglas Piper - Alex Wilkinson
 EW: Matt Brown - Sibrand van Oosten
SCOTTISH SELECT
VS
SPRING
OPEN ROOM
NS: Douglas Piper - Alex Wilkinson
EW: Matt Brown - Sibrand van Oosten

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NTW ♣Q+2 +3 -180  -1.4 -200  1 
2 5♠S ♥6-1 -1 -100  -2.3 -200  3 
3 4NTS ♥5+1 +1    +460 -1.5    +450 --
4 5♥xW ♠6+1 -1    +200 -7.3 -200  9 
5 3♠N ♥6= =    +140 -5.2    +110 1 
6 5♦W ♥6= = -600  -0.2 -600  --
7 6♠W ♦K= = -1430  10.1 -1660  6 
8 4♠xE ♥K-1 -1    +100 -1.8    +100 --
9 4♠S ♥2-1 -2 -100  1.6 -50   2
10 4♠W ♣7= = -620  3.3 -600   1
11 3NTE ♣2+1 +1 -430  2.6    +150  11
12 6♥E ♦4+1 +1 -1010  0.6 -510   11
13 3NTS ♣Q+1 +1    +630 -3.5    +620 --
14 2♥W ♠K-1 = -110  2.1    +50  4
15 4♦E ♠J= = -130  2.7    +50  5
16 5♣E ♠9+1 = -600  5.6    +200  13
ROUND 4 IMPs: 20 47
VP: 3.74 16.26
1 1NTW ♣Q+2 +3 -180  -200  1
2 5♠S ♥6-1 -1 -100  -200  3
3 4NTS ♥5+1 +1    +460    +450 -
4 5♥xW ♠6+1 -1    +200 -200  9
5 3♠N ♥6= =    +140    +110 1
6 5♦W ♥6= = -600  -600  -
7 6♠W ♦K= = -1430  -1660  6
8 4♠xE ♥K-1 -1    +100    +100 -
9 4♠S ♥2-1 -2 -100  -50  2
10 4♠W ♣7= = -620  -600  1
11 3NTE ♣2+1 +1 -430     +150 11
12 6♥E ♦4+1 +1 -1010  -510  11
13 3NTS ♣Q+1 +1    +630    +620 -
14 2♥W ♠K-1 = -110     +50 4
15 4♦E ♠J= = -130     +50 5
16 5♣E ♠9+1 = -600     +200 13
ROUND 4 IMPs: 20 47 VP: 3.74 16.26


Round 5  (match scorecard, all results of round 5)
SPRING
 VS
HARRIS
OPEN ROOM
 NS: Stefan Thorpe - Sibrand van Oosten
 EW: Steve Root - Marusa Gold
SPRING
VS
HARRIS
OPEN ROOM
NS: Stefan Thorpe - Sibrand van Oosten
EW: Steve Root - Marusa Gold

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTW ♣3-1 = -400  -5.8    +50  10
2 1NTE ♠4= +1 -120  -0.7 -130  --
3 3♥E ♣3-1 -1    +100 -0.9    +100 --
4 2♠E ♦8= -2    +200 1.5    +200 --
5 3NTW ♠10-1 -2    +100 6.3 -420  11 
6 3NTS ♣3+3 +3    +490 0.1    +490 --
7 4♠N ♥2+1 +2    +680 1.4    +680 --
8 4♠S ♥5+1 +1    +450 1.4    +450 --
9 3NTE ♣3-1 -1    +100 4.9    +300  5
10 3♣S ♦3+1 +1    +130 0.6 -200  8 
11 4♠W ♣7-1 -1    +50 1.8 -100  4 
12 3♥N ♥A= =    +140 1.8    +140 --
13 3NTN ♠7+1 +2    +660 4.0    +800  4
14 4♠S ♣4-1 =    +420 7.1 -50  10 
15 5♠xE ♣3= = -650  -5.3 -450   5
16 4♥N ♠A= =    +420 1.9    +420 --
ROUND 5 IMPs: 33 24
VP: 12.55 7.45
1 3NTW ♣3-1 = -400     +50 10
2 1NTE ♠4= +1 -120  -130  -
3 3♥E ♣3-1 -1    +100    +100 -
4 2♠E ♦8= -2    +200    +200 -
5 3NTW ♠10-1 -2    +100 -420  11
6 3NTS ♣3+3 +3    +490    +490 -
7 4♠N ♥2+1 +2    +680    +680 -
8 4♠S ♥5+1 +1    +450    +450 -
9 3NTE ♣3-1 -1    +100    +300 5
10 3♣S ♦3+1 +1    +130 -200  8
11 4♠W ♣7-1 -1    +50 -100  4
12 3♥N ♥A= =    +140    +140 -
13 3NTN ♠7+1 +2    +660    +800 4
14 4♠S ♣4-1 =    +420 -50  10
15 5♠xE ♣3= = -650  -450  5
16 4♥N ♠A= =    +420    +420 -
ROUND 5 IMPs: 33 24 VP: 12.55 7.45


Round 6  (match scorecard, all results of round 6)
SELIGMAN
 VS
SPRING
OPEN ROOM
 NS: Jacek Pszczoła - Martin Seligman
 EW: Sibrand van Oosten - Stefan Thorpe
SELIGMAN
VS
SPRING
OPEN ROOM
NS: Jacek Pszczoła - Martin Seligman
EW: Sibrand van Oosten - Stefan Thorpe

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♦xN ♠A+1 +1    +570 -10.1    +50 11 
2 3♠W ♣J-1 -1    +50 -2.1 -130  5 
3 6♥N ♦3+1 +1    +1010 -1.3    +1010 --
4 3♠S ♥Q+1 +1    +170 2.2    +170 --
5 3NTN ♣J+3 +2    +660 1.1    +660 --
6 2♥W ♦3= = -110  4.3    +100  5
7 4♥S ♣7-1 -1 -100  4.0    +140  6
8 4♠W ♣5-1 = -420  7.1 -170   6
9 2♠S ♦8+2 +2    +170 -0.6    +110 2 
10 4♣E ♥K= = -130  1.2 -100   1
11 2♠N ♣A-1 -1 -50  3.9    +50  3
12 2♥N ♣2+1 =    +110 -2.0 -100  5 
13 3♠S ♥Q-2 -4 -400  -1.5 -170   6
14 4♥N ♣Q+2 +2    +480 3.4    +480 --
15 2♠N ♥K+1 +1    +140 -0.1    +140 --
16 6♠N ♠3+1 +1    +1010 5.2    +1010 --
ROUND 6 IMPs: 23 27
VP: 8.80 11.20
1 3♦xN ♠A+1 +1    +570    +50 11
2 3♠W ♣J-1 -1    +50 -130  5
3 6♥N ♦3+1 +1    +1010    +1010 -
4 3♠S ♥Q+1 +1    +170    +170 -
5 3NTN ♣J+3 +2    +660    +660 -
6 2♥W ♦3= = -110     +100 5
7 4♥S ♣7-1 -1 -100     +140 6
8 4♠W ♣5-1 = -420  -170  6
9 2♠S ♦8+2 +2    +170    +110 2
10 4♣E ♥K= = -130  -100  1
11 2♠N ♣A-1 -1 -50     +50 3
12 2♥N ♣2+1 =    +110 -100  5
13 3♠S ♥Q-2 -4 -400  -170  6
14 4♥N ♣Q+2 +2    +480    +480 -
15 2♠N ♥K+1 +1    +140    +140 -
16 6♠N ♠3+1 +1    +1010    +1010 -
ROUND 6 IMPs: 23 27 VP: 8.80 11.20