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MIDI ALT SWISS TEAMS VII

Bridge Base Online, August 17 - 19, 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 09
Board details:
01 02 03 04 05 06 07 08 09

Erwin Witteveen

All-tournaments history →
BBO nickname: erwinw

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 18 -29 -1.61 -19.2 -1.07 30%
Dummy 20 +9 0.45 5.5 0.28 33%
Defense, player leads 14 +27 1.93 0.6 0.04 23%
Defense, partner leads 8 +25 3.13 25.1 3.14 13%
Total 60 +32 0.53 12.1 0.20 100%
OtherDeclared (pair)Best roundWorst round
  38 R9 (+17) R8 (-13)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 218 196 89.91% 22 22 0.1009
Opening lead 10 5 50.00% 5 5 0.5000
After the lead — declarer 162 150 92.59% 12 12 0.0741
After the lead — defense 46 41 89.13% 5 5 0.1087

Round 5  (match scorecard, all results of round 5)
NETBRIDGE
 VS
2027 TEAM
OPEN ROOM
 NS: Erwin Witteveen - Kees Rentes
 EW: Yoav Shor - Itamar Herbst
NETBRIDGE
VS
2027 TEAM
OPEN ROOM
NS: Erwin Witteveen - Kees Rentes
EW: Yoav Shor - Itamar Herbst

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♥S ♠10+1 +1    +450 2.2    +420 1 
2 2♦S ♠A-2 -2 -200  -0.7 -500  7 
3 2NTW ♥9+1 = -120  -0.7    +200  8
4 2NTE ♠9= -1    +100 6.4 -120  6 
5 2NTS ♦6-2 -3 -300  -4.3    +150  10
6 1♠S ♦K+1 +3    +170 6.0 -100  7 
7 3NTS ♥10+3 +2    +660 2.1    +660 --
8 4♦S ♣A-2 -2 -100  -1.9 -50   2
9 4♥N ♦K-2 -2 -100  1.0    +100  5
10 4♥N ♠Q= =    +620 2.9    +200 9 
11 2♠N ♣7+2 +2    +170 -2.4    +420  6
12 7♦xW ♠9-1 -1    +100 12.3 -920  14 
ROUND 5 IMPs: 44 31
VP: 13.97 6.03
1 4♥S ♠10+1 +1    +450    +420 1
2 2♦S ♠A-2 -2 -200  -500  7
3 2NTW ♥9+1 = -120     +200 8
4 2NTE ♠9= -1    +100 -120  6
5 2NTS ♦6-2 -3 -300     +150 10
6 1♠S ♦K+1 +3    +170 -100  7
7 3NTS ♥10+3 +2    +660    +660 -
8 4♦S ♣A-2 -2 -100  -50  2
9 4♥N ♦K-2 -2 -100     +100 5
10 4♥N ♠Q= =    +620    +200 9
11 2♠N ♣7+2 +2    +170    +420 6
12 7♦xW ♠9-1 -1    +100 -920  14
ROUND 5 IMPs: 44 31 VP: 13.97 6.03


Round 6  (match scorecard, all results of round 6)
HARRIS
 VS
NETBRIDGE
CLOSED ROOM
 NS: Erwin Witteveen - Kees Rentes
 EW: Jonathan Harris - Steve Root
HARRIS
VS
NETBRIDGE
CLOSED ROOM
NS: Erwin Witteveen - Kees Rentes
EW: Jonathan Harris - Steve Root

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♦S ♣Q= =    +110 1.9    +90  1
2 4♥E ♦Q+1 +1 -450  -0.9 -450  --
3 4♠W ♥2+1 +1 -650  -0.3 -620  1 
4 2♥S ♥2-1 -1 -100  -1.7 -110  --
5 2♠S ♣4+3 +3    +200 -6.9    +170  1
6 4♠xS ♦2-2 -2 -300  -6.6    +140 10 
7 4♥W ♦A= = -620  -4.0 -620  --
8 3♥W ♦6-1 -2    +100 4.0 -400   11
9 4♥N ♣K+2 +2    +480 -2.1    +480 --
10 3NTS ♠2+1 -3 -300  -7.1 -100  5 
11 4♥S ♣7+1 +1    +450 -0.1    +450 --
12 4♥S ♣5+1 =    +620 6.9    +500  3
ROUND 6 IMPs: 16 16
VP: 10.00 10.00
1 3♦S ♣Q= =    +110    +90 1
2 4♥E ♦Q+1 +1 -450  -450  -
3 4♠W ♥2+1 +1 -650  -620  1
4 2♥S ♥2-1 -1 -100  -110  -
5 2♠S ♣4+3 +3    +200    +170 1
6 4♠xS ♦2-2 -2 -300     +140 10
7 4♥W ♦A= = -620  -620  -
8 3♥W ♦6-1 -2    +100 -400  11
9 4♥N ♣K+2 +2    +480    +480 -
10 3NTS ♠2+1 -3 -300  -100  5
11 4♥S ♣7+1 +1    +450    +450 -
12 4♥S ♣5+1 =    +620    +500 3
ROUND 6 IMPs: 16 16 VP: 10.00 10.00


Round 7  (match scorecard, all results of round 7)
BC CRASH
 VS
NETBRIDGE
OPEN ROOM
 NS: Friso Zwerver - Leo Huvers
 EW: Erwin Witteveen - Kees Rentes
BC CRASH
VS
NETBRIDGE
OPEN ROOM
NS: Friso Zwerver - Leo Huvers
EW: Erwin Witteveen - Kees Rentes

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTW ♣2+2 +2 -460  -0.1 -420   1
2 1NTW ♥A-1 = -90  2.7    +140  6
3 4♠S ♠J+2 +2    +480 1.6    +980  11
4 3♥E ♠8= = -140  3.5    +100  6
5 4♥E ♣Q+3 +3 -510  3.2 -480   1
6 7♠W ♠3= = -2210  5.5 -2220  --
7 7♦S ♣J-1 -1 -100  17.4    +1390  16
8 3NTN ♣6= =    +400 -6.3    +100 7 
9 3NTE ♣2+3 +3 -690  -0.1 -690  --
10 4♥E ♠6= +1 -650  2.8 -650  --
11 3♣S ♠A-2 -1 -50  -1.3 -470  9 
12 4♥E ♠5-2 -1    +50 0.8 -400  10 
ROUND 7 IMPs: 26 41
VP: 5.54 14.46
1 3NTW ♣2+2 +2 -460  -420  1
2 1NTW ♥A-1 = -90     +140 6
3 4♠S ♠J+2 +2    +480    +980 11
4 3♥E ♠8= = -140     +100 6
5 4♥E ♣Q+3 +3 -510  -480  1
6 7♠W ♠3= = -2210  -2220  -
7 7♦S ♣J-1 -1 -100     +1390 16
8 3NTN ♣6= =    +400    +100 7
9 3NTE ♣2+3 +3 -690  -690  -
10 4♥E ♠6= +1 -650  -650  -
11 3♣S ♠A-2 -1 -50  -470  9
12 4♥E ♠5-2 -1    +50 -400  10
ROUND 7 IMPs: 26 41 VP: 5.54 14.46


Round 8  (match scorecard, all results of round 8)
VANDY BOUND
 VS
NETBRIDGE
CLOSED ROOM
 NS: Erwin Witteveen - Kees Rentes
 EW: Rodrigo Garcia da Rosa - Maximo Crusizio
VANDY BOUND
VS
NETBRIDGE
CLOSED ROOM
NS: Erwin Witteveen - Kees Rentes
EW: Rodrigo Garcia da Rosa - Maximo Crusizio

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♥N ♦A= -1 -50  -5.7    +480 11 
2 3NTE ♥Q+1 +1 -430  0.2 -460   1
3 2♠N ♦9+1 +1    +140 1.9    +120  1
4 3NTW ♣8+2 = -600  1.1 -600  --
5 3♠E ♠5+2 +1 -170  3.9 -170  --
6 4♥N ♠3+1 -1 -50  -4.3 -50  --
7 6NTW ♠9= = -1440  -2.8 -1440  --
8 3♥S ♥9-1 -1 -50  1.0    +140 5 
9 2♥N ♣Q+1 -1 -50  -1.5    +110 4 
10 4♣S ♠7+1 +1    +150 -1.5    +150 --
11 3♣N ♠8+3 +2    +150 -1.6 -50   5
12 4♠W ♦A-1 -1    +50 0.6    +50 --
ROUND 8 IMPs: 20 7
VP: 13.97 6.03
1 5♥N ♦A= -1 -50     +480 11
2 3NTE ♥Q+1 +1 -430  -460  1
3 2♠N ♦9+1 +1    +140    +120 1
4 3NTW ♣8+2 = -600  -600  -
5 3♠E ♠5+2 +1 -170  -170  -
6 4♥N ♠3+1 -1 -50  -50  -
7 6NTW ♠9= = -1440  -1440  -
8 3♥S ♥9-1 -1 -50     +140 5
9 2♥N ♣Q+1 -1 -50     +110 4
10 4♣S ♠7+1 +1    +150    +150 -
11 3♣N ♠8+3 +2    +150 -50  5
12 4♠W ♦A-1 -1    +50    +50 -
ROUND 8 IMPs: 20 7 VP: 13.97 6.03


Round 9  (match scorecard, all results of round 9)
NETBRIDGE
 VS
MAGICIANS
OPEN ROOM
 NS: Erwin Witteveen - Kees Rentes
 EW: Mehmet Siriklioglu - Kamber Dinek
NETBRIDGE
VS
MAGICIANS
OPEN ROOM
NS: Erwin Witteveen - Kees Rentes
EW: Mehmet Siriklioglu - Kamber Dinek

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♣N ♠A-1 -1 -50  -5.1    +150  5
2 2♥N ♠K= -1 -100  -3.2 -80   1
3 6♦S ♥K= =    +920 7.2 -50  14 
4 3NTN ♣5+1 -1 -100  -10.9    +630  12
5 2♠S ♥2+1 +1    +140 0.9    +140 --
6 5♦xW ♠A-2 -2    +500 5.6 -100  12 
7 3♣W ♦3= +1 -130  3.5 -1100  14 
8 3NTW ♦8+3 +3 -490  1.2 -450   1
9 5♥xN ♠7-3 -3 -500  1.5 -620  3 
10 4♠E ♣7= = -620  -2.1 -630  --
11 3NTW ♦2-1 = -400  -8.0 -100   7
12 6♠W ♥10= = -980  -5.5 -980  --
ROUND 9 IMPs: 43 26
VP: 14.93 5.07
1 4♣N ♠A-1 -1 -50     +150 5
2 2♥N ♠K= -1 -100  -80  1
3 6♦S ♥K= =    +920 -50  14
4 3NTN ♣5+1 -1 -100     +630 12
5 2♠S ♥2+1 +1    +140    +140 -
6 5♦xW ♠A-2 -2    +500 -100  12
7 3♣W ♦3= +1 -130  -1100  14
8 3NTW ♦8+3 +3 -490  -450  1
9 5♥xN ♠7-3 -3 -500  -620  3
10 4♠E ♣7= = -620  -630  -
11 3NTW ♦2-1 = -400  -100  7
12 6♠W ♥10= = -980  -980  -
ROUND 9 IMPs: 43 26 VP: 14.93 5.07