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ALT BOARD-A-MATCH INVITATIONAL V

Bridge Base Online, December 9 - 11, 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 09 10 11 12
Board details:
01 02 03 04 05 06 07 08 09 10 11 12

Bas van Roosmalen

All-tournaments history →
BBO nickname: basvanr

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 23 +6 0.26 46.6% — 24%
Dummy 19 -6 -0.32 41.4% — 20%
Defense, player leads 27 +6 0.22 51.6% — 28%
Defense, partner leads 27 +2 0.07 51.6% — 28%
Total 96 +8 0.08 48.4% — 100%
OtherDeclared (pair)Best roundWorst round
  42 R2 (+4) R10 (-3)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 333 301 90.39% 32 41 0.1231
Opening lead 22 14 63.64% 8 10 0.4545
After the lead — declarer 180 168 93.33% 12 17 0.0944
After the lead — defense 131 119 90.84% 12 14 0.1069

Round 1  (match scorecard, all results of round 1)
MULTI FUN BUSSLOO
 VS
NETBRIDGE
OPEN ROOM
 NS: Bas van Roosmalen - Rick Emmers
 EW: Kees Bouwen - Marco Zomer
MULTI FUN BUSSLOO
VS
NETBRIDGE
OPEN ROOM
NS: Bas van Roosmalen - Rick Emmers
EW: Kees Bouwen - Marco Zomer

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♠S ♣4= =    +450 36%    +450 0.50.5
2 5♣S ♠K-2 -1 -100  36%    +300  1
3 4♥W ♥6+2 +1 -650  64% -1430  1 
4 4♠E ♠4+1 = -620  79% -650  1 
5 3♦xE ♥A-2 -2    +300 86% -200  1 
6 4♠W ♦J+1 +1 -650  43% -650  0.50.5
7 3NTE ♣3-2 -2    +200 86%    +100 1 
8 3♥S ♠6-2 -3 -150  7% -100   1
ROUND 1 IMPs: 4 2
VP: 5.00 3.00
1 5♠S ♣4= =    +450    +450 0.5
2 5♣S ♠K-2 -1 -100     +300 1
3 4♥W ♥6+2 +1 -650  -1430  1
4 4♠E ♠4+1 = -620  -650  1
5 3♦xE ♥A-2 -2    +300 -200  1
6 4♠W ♦J+1 +1 -650  -650  0.5
7 3NTE ♣3-2 -2    +200    +100 1
8 3♥S ♠6-2 -3 -150  -100  1
ROUND 1 IMPs: 4 2 VP: 5.00 3.00


Round 2  (match scorecard, all results of round 2)
SCOTTISH IMPS
 VS
MULTI FUN BUSSLOO
CLOSED ROOM
 NS: Bas van Roosmalen - Rick Emmers
 EW: Beryl Campbell - Joan Forsyth
SCOTTISH IMPS
VS
MULTI FUN BUSSLOO
CLOSED ROOM
NS: Bas van Roosmalen - Rick Emmers
EW: Beryl Campbell - Joan Forsyth

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♥S ♣6-2 -1 -50  43% -150   1
2 1NT xE ♠3-2 -2    +300 43%    +620 1 
3 2♥xE ♠10-1 -3    +800 100%    +400  1
4 3NTW ♠4+3 +3 -690  0% -620  1 
5 3♠E ♣A-1 -2    +100 100% -110   1
6 2♠S ♥Q-2 -2 -100  100% -630   1
7 3NTN ♠5+2 +2    +660 71%    +600  1
8 3NTN ♥4-1 =    +400 86%    +120  1
ROUND 2 IMPs: 2 6
VP: 2.00 6.00
1 2♥S ♣6-2 -1 -50  -150  1
2 1NT xE ♠3-2 -2    +300    +620 1
3 2♥xE ♠10-1 -3    +800    +400 1
4 3NTW ♠4+3 +3 -690  -620  1
5 3♠E ♣A-1 -2    +100 -110  1
6 2♠S ♥Q-2 -2 -100  -630  1
7 3NTN ♠5+2 +2    +660    +600 1
8 3NTN ♥4-1 =    +400    +120 1
ROUND 2 IMPs: 2 6 VP: 2.00 6.00


Round 3  (match scorecard, all results of round 3)
MULTI FUN BUSSLOO
 VS
SCOTTISH SELECT
CLOSED ROOM
 NS: Harry Smith - Roy Bennett
 EW: Merlijn Donk - Bas van Roosmalen
MULTI FUN BUSSLOO
VS
SCOTTISH SELECT
CLOSED ROOM
NS: Harry Smith - Roy Bennett
EW: Merlijn Donk - Bas van Roosmalen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♦xN ♥A-2 -1 -100  57% -420   1
2 4♠W ♥5+1 +1 -450  43% -420  1 
3 3♦N ♣A= -1 -50  0%    +110 1 
4 3NT xS ♣2-3 -2 -500  0%    +170 1 
5 3NTW ♥6-2 -2    +100 79%    +50  1
6 4♠W ♣A+1 -4    +400 86%    +200  1
7 4♠N ♦Q+1 -2 -200  7%    +790 1 
8 4♠E ♥3+1 +1 -450  50% -480   1
ROUND 3 IMPs: 4 4
VP: 4.00 4.00
1 4♦xN ♥A-2 -1 -100  -420  1
2 4♠W ♥5+1 +1 -450  -420  1
3 3♦N ♣A= -1 -50     +110 1
4 3NT xS ♣2-3 -2 -500     +170 1
5 3NTW ♥6-2 -2    +100    +50 1
6 4♠W ♣A+1 -4    +400    +200 1
7 4♠N ♦Q+1 -2 -200     +790 1
8 4♠E ♥3+1 +1 -450  -480  1
ROUND 3 IMPs: 4 4 VP: 4.00 4.00


Round 4  (match scorecard, all results of round 4)
HARRIS
 VS
MULTI FUN BUSSLOO
OPEN ROOM
 NS: Vladi Isporski - Rumen Trendafilov
 EW: Merlijn Donk - Bas van Roosmalen
HARRIS
VS
MULTI FUN BUSSLOO
OPEN ROOM
NS: Vladi Isporski - Rumen Trendafilov
EW: Merlijn Donk - Bas van Roosmalen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♠xS ♠5+1 +2    +670 100% -90  1 
2 3♠W ♣K-1 -1    +50 64%    +50 0.50.5
3 4♠S ♣Q+2 =    +420 21%    +450  1
4 4♥N ♠4= =    +620 64%    +620 0.50.5
5 5♠xW ♦5-2 -2    +300 79%    +50 1 
6 4♥S ♦A+1 +1    +450 50%    +450 0.50.5
7 4♠N ♦4+1 +1    +650 57%    +650 0.50.5
8 2♥N ♠3+2 +2    +170 93% -50  1 
ROUND 4 IMPs: 3 1
VP: 5.00 3.00
1 2♠xS ♠5+1 +2    +670 -90  1
2 3♠W ♣K-1 -1    +50    +50 0.5
3 4♠S ♣Q+2 =    +420    +450 1
4 4♥N ♠4= =    +620    +620 0.5
5 5♠xW ♦5-2 -2    +300    +50 1
6 4♥S ♦A+1 +1    +450    +450 0.5
7 4♠N ♦4+1 +1    +650    +650 0.5
8 2♥N ♠3+2 +2    +170 -50  1
ROUND 4 IMPs: 3 1 VP: 5.00 3.00


Round 5  (match scorecard, all results of round 5)
JUST JUMP
 VS
MULTI FUN BUSSLOO
CLOSED ROOM
 NS: Bas van Roosmalen - Frank Vlam
 EW: Yuriy Lukke - Vitaly Zuban
JUST JUMP
VS
MULTI FUN BUSSLOO
CLOSED ROOM
NS: Bas van Roosmalen - Frank Vlam
EW: Yuriy Lukke - Vitaly Zuban

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♠N ♣J+2 +1    +140 100% -50   1
2 7♥W ♠5= = -1510  21% -1510  0.50.5
3 3NTN ♣4= =    +400 71%    +110  1
4 2♥S ♥4-1 -1 -100  29%    +110 1 
5 4♥W ♦3-1 -4    +200 29%    +750 1 
6 4♠W ♠3+1 +1 -650  14% -620  1 
7 4♥S ♣4+1 +1    +650 79%    +620  1
8 3NTW ♦8+3 +2 -460  57% -490   1
ROUND 5 IMPs: 3 4
VP: 3.50 4.50
1 2♠N ♣J+2 +1    +140 -50  1
2 7♥W ♠5= = -1510  -1510  0.5
3 3NTN ♣4= =    +400    +110 1
4 2♥S ♥4-1 -1 -100     +110 1
5 4♥W ♦3-1 -4    +200    +750 1
6 4♠W ♠3+1 +1 -650  -620  1
7 4♥S ♣4+1 +1    +650    +620 1
8 3NTW ♦8+3 +2 -460  -490  1
ROUND 5 IMPs: 3 4 VP: 3.50 4.50


Round 6  (match scorecard, all results of round 6)
MULTI FUN BUSSLOO
 VS
SELIGMAN
OPEN ROOM
 NS: Bas van Roosmalen - Frank Vlam
 EW: Jacek Pszczoła - Martin Seligman
MULTI FUN BUSSLOO
VS
SELIGMAN
OPEN ROOM
NS: Bas van Roosmalen - Frank Vlam
EW: Jacek Pszczoła - Martin Seligman

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 1NT xW ♦4-2 -2    +300 86%    +300 0.50.5
2 5♦xW ♠4-1 -2    +300 100%    +150 1 
3 4♠S ♥A= =    +420 71%    +420 0.50.5
4 2♥N ♥4+2 +2    +170 29%    +170 0.50.5
5 2♠N ♥5+1 +1    +140 36%    +140 0.50.5
6 5♦xN ♠A-3 -3 -500  71% -800  1 
7 4♠W ♣K+2 +1 -650  36% -650  0.50.5
8 4♥W ♦5= -1    +50 36%    +50 0.50.5
ROUND 6 IMPs: 2 0
VP: 5.00 3.00
1 1NT xW ♦4-2 -2    +300    +300 0.5
2 5♦xW ♠4-1 -2    +300    +150 1
3 4♠S ♥A= =    +420    +420 0.5
4 2♥N ♥4+2 +2    +170    +170 0.5
5 2♠N ♥5+1 +1    +140    +140 0.5
6 5♦xN ♠A-3 -3 -500  -800  1
7 4♠W ♣K+2 +1 -650  -650  0.5
8 4♥W ♦5= -1    +50    +50 0.5
ROUND 6 IMPs: 2 0 VP: 5.00 3.00


Round 7  (match scorecard, all results of round 7)
GREENBERG
 VS
MULTI FUN BUSSLOO
CLOSED ROOM
 NS: Bas van Roosmalen - Erik Goris
 EW: Timur Edis - Elvan Edis
GREENBERG
VS
MULTI FUN BUSSLOO
CLOSED ROOM
NS: Bas van Roosmalen - Erik Goris
EW: Timur Edis - Elvan Edis

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♣xE ♠A= +1 -570  0%    +100 1 
2 4♦E ♠6+1 +1 -150  50%    +100 1 
3 3NTW ♠10+2 +2 -660  0% -170  1 
4 3♥S ♣5= =    +140 64%    +140 0.50.5
5 3♥W ♦A-2 -2    +100 100% -110   1
6 3♥N ♣4+1 +1    +170 29%    +200 1 
7 3NTE ♥J+2 +1 -630  64% -630  0.50.5
8 4♦W ♠Q= +1 -150  14% -460   1
ROUND 7 IMPs: 4 2
VP: 5.00 3.00
1 3♣xE ♠A= +1 -570     +100 1
2 4♦E ♠6+1 +1 -150     +100 1
3 3NTW ♠10+2 +2 -660  -170  1
4 3♥S ♣5= =    +140    +140 0.5
5 3♥W ♦A-2 -2    +100 -110  1
6 3♥N ♣4+1 +1    +170    +200 1
7 3NTE ♥J+2 +1 -630  -630  0.5
8 4♦W ♠Q= +1 -150  -460  1
ROUND 7 IMPs: 4 2 VP: 5.00 3.00


Round 8  (match scorecard, all results of round 8)
MULTI FUN BUSSLOO
 VS
NETBRIDGE
OPEN ROOM
 NS: Bas van Roosmalen - Erik Goris
 EW: Kees Bouwen - Marco Zomer
MULTI FUN BUSSLOO
VS
NETBRIDGE
OPEN ROOM
NS: Bas van Roosmalen - Erik Goris
EW: Kees Bouwen - Marco Zomer

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠xW ♣A-1 -1    +100 79% -140  1 
2 5♦N ♣A-2 -2 -200  50% -650  1 
3 6♥W ♥2+1 = -1430  36% -1700  1 
4 4♥S ♠5+2 +2    +680 0%    +690  1
5 5♦N ♣2= =    +600 86% -590  1 
6 2♦N ♠10-1 -1 -50  43%    +100  1
7 1NTE ♠4+1 +2 -150  14% -150  0.50.5
8 5♥N ♠7-1 -1 -50  7%    +300  1
ROUND 8 IMPs: 4 3
VP: 4.50 3.50
1 4♠xW ♣A-1 -1    +100 -140  1
2 5♦N ♣A-2 -2 -200  -650  1
3 6♥W ♥2+1 = -1430  -1700  1
4 4♥S ♠5+2 +2    +680    +690 1
5 5♦N ♣2= =    +600 -590  1
6 2♦N ♠10-1 -1 -50     +100 1
7 1NTE ♠4+1 +2 -150  -150  0.5
8 5♥N ♠7-1 -1 -50     +300 1
ROUND 8 IMPs: 4 3 VP: 4.50 3.50


Round 9  (match scorecard, all results of round 9)
GREENBERG
 VS
MULTI FUN BUSSLOO
OPEN ROOM
 NS: Mustafa Cem Tokay - Ted Greenberg
 EW: Erik Goris - Bas van Roosmalen
GREENBERG
VS
MULTI FUN BUSSLOO
OPEN ROOM
NS: Mustafa Cem Tokay - Ted Greenberg
EW: Erik Goris - Bas van Roosmalen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♠E ♥2= = -450  71% -480  1 
2 3♠xS ♥7= -1 -200  0%    +300  1
3 4♥W ♦2+1 +1 -650  36% -100   1
4 2♥E ♣K-2 -1    +100 29%    +150  1
5 2♠N ♣Q-4 -4 -400  21% -300   1
6 3♣E ♠K= -1    +100 86% -50  1 
7 6♣xW ♠7-1 -1    +200 71%    +850  1
8 5♦xE ♠3-2 -2    +300 29%    +450  1
ROUND 9 IMPs: 2 6
VP: 2.00 6.00
1 5♠E ♥2= = -450  -480  1
2 3♠xS ♥7= -1 -200     +300 1
3 4♥W ♦2+1 +1 -650  -100  1
4 2♥E ♣K-2 -1    +100    +150 1
5 2♠N ♣Q-4 -4 -400  -300  1
6 3♣E ♠K= -1    +100 -50  1
7 6♣xW ♠7-1 -1    +200    +850 1
8 5♦xE ♠3-2 -2    +300    +450 1
ROUND 9 IMPs: 2 6 VP: 2.00 6.00


Round 10  (match scorecard, all results of round 10)
GREENBERG
 VS
MULTI FUN BUSSLOO
OPEN ROOM
 NS: Mustafa Cem Tokay - Ted Greenberg
 EW: Erik Goris - Bas van Roosmalen
GREENBERG
VS
MULTI FUN BUSSLOO
OPEN ROOM
NS: Mustafa Cem Tokay - Ted Greenberg
EW: Erik Goris - Bas van Roosmalen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♣S ♣3+1 =    +400 7%    +430  1
2 3NTN ♠A-3 -1 -100  14%    +100  1
3 3♥E ♣A-4 -4    +400 100% -670  1 
4 2♠E ♥K-1 -2    +200 86%    +100 1 
5 3♠N ♥A-1 =    +140 79% -200  1 
6 4♠N ♦A-1 -1 -50  86% -710  1 
7 2NTN ♠Q+1 -1 -100  21% -110  1 
8 5♦xN ♠Q= =    +550 86%    +550 0.50.5
ROUND 10 IMPs: 5 2
VP: 5.50 2.50
1 5♣S ♣3+1 =    +400    +430 1
2 3NTN ♠A-3 -1 -100     +100 1
3 3♥E ♣A-4 -4    +400 -670  1
4 2♠E ♥K-1 -2    +200    +100 1
5 3♠N ♥A-1 =    +140 -200  1
6 4♠N ♦A-1 -1 -50  -710  1
7 2NTN ♠Q+1 -1 -100  -110  1
8 5♦xN ♠Q= =    +550    +550 0.5
ROUND 10 IMPs: 5 2 VP: 5.50 2.50


Round 11  (match scorecard, all results of round 11)
MULTI FUN BUSSLOO
 VS
NETBRIDGE
CLOSED ROOM
 NS: Kees Bouwen - Silvana Rojko
 EW: Erik Goris - Bas van Roosmalen
MULTI FUN BUSSLOO
VS
NETBRIDGE
CLOSED ROOM
NS: Kees Bouwen - Silvana Rojko
EW: Erik Goris - Bas van Roosmalen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♥xS ♠3-3 -2 -300  7%    +800 1 
2 3♥S ♣4+2 +1    +170 36%    +170 0.50.5
3 3NTW ♥J+2 +1 -630  71%    +100 1 
4 2♥E ♦J+1 +1 -140  29% -500   1
5 5♦W ♠4+1 +1 -420  93% -490   1
6 5♦xN ♠9-1 -1 -100  71% -100  0.50.5
7 3NTN ♣J= =    +600 93%    +600 0.50.5
8 6♦N ♣K+1 +1    +940 64%    +520  1
ROUND 11 IMPs: 2 3
VP: 3.50 4.50
1 5♥xS ♠3-3 -2 -300     +800 1
2 3♥S ♣4+2 +1    +170    +170 0.5
3 3NTW ♥J+2 +1 -630     +100 1
4 2♥E ♦J+1 +1 -140  -500  1
5 5♦W ♠4+1 +1 -420  -490  1
6 5♦xN ♠9-1 -1 -100  -100  0.5
7 3NTN ♣J= =    +600    +600 0.5
8 6♦N ♣K+1 +1    +940    +520 1
ROUND 11 IMPs: 2 3 VP: 3.50 4.50


Round 12  (match scorecard, all results of round 12)
MULTI FUN BUSSLOO
 VS
NETBRIDGE
CLOSED ROOM
 NS: Darko Parezanin - Marko Mladenovic
 EW: Erik Goris - Bas van Roosmalen
MULTI FUN BUSSLOO
VS
NETBRIDGE
CLOSED ROOM
NS: Darko Parezanin - Marko Mladenovic
EW: Erik Goris - Bas van Roosmalen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♥S ♠9-1 -1 -50  36% -50  0.50.5
2 3NTS ♠9-1 =    +600 64%    +600 0.50.5
3 3♠N ♣A-3 -2 -100  43%    +100 1 
4 3♥N ♥10+1 +2    +200 71%    +650 1 
5 4♠xE ♠7-2 -1    +100 100% -200   1
6 2♠W ♣K+1 +1 -140  29%    +100 1 
7 6♠xS ♣3= =    +1660 100%    +650  1
8 5♥xW ♣A-1 -4    +800 57%    +940 1 
ROUND 12 IMPs: 4 2
VP: 5.00 3.00
1 4♥S ♠9-1 -1 -50  -50  0.5
2 3NTS ♠9-1 =    +600    +600 0.5
3 3♠N ♣A-3 -2 -100     +100 1
4 3♥N ♥10+1 +2    +200    +650 1
5 4♠xE ♠7-2 -1    +100 -200  1
6 2♠W ♣K+1 +1 -140     +100 1
7 6♠xS ♣3= =    +1660    +650 1
8 5♥xW ♣A-1 -4    +800    +940 1
ROUND 12 IMPs: 4 2 VP: 5.00 3.00