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ALT BOARD-A-MATCH INVITATIONAL III

Bridge Base Online, August 14 - 16, 2023

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

Merlijn Donk

All-tournaments history →
BBO nickname: icarium

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 3 -1 -0.33 50.0% — 13%
Dummy 10 +2 0.20 53.3% — 42%
Defense, player leads 7 0 0.00 50.0% — 29%
Defense, partner leads 4 -1 -0.25 43.1% — 17%
Total 24 0 0.00 50.2% — 100%
OtherDeclared (pair)Best roundWorst round
  13 R8 (0) R12 (0)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 55 53 96.36% 2 2 0.0364
Opening lead 5 4 80.00% 1 1 0.2000
After the lead — declarer 16 16 100.00% 0 0 0.0000
After the lead — defense 34 33 97.06% 1 1 0.0294

Round 8  (match scorecard, all results of round 8)
AMATEURS
 VS
NETBRIDGE
OPEN ROOM
 NS: David Yang - Ai-Tai Lo
 EW: Bas van Roosmalen - Merlijn Donk
AMATEURS
VS
NETBRIDGE
OPEN ROOM
NS: David Yang - Ai-Tai Lo
EW: Bas van Roosmalen - Merlijn Donk

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♥xE ♠K-2 -3    +500 67%    +500 0.50.5
2 3♦S ♣Q+1 +1    +130 83% -110  1 
3 4♥N ♣8+1 +1    +450 50% -50  1 
4 2♥xN ♦Q+1 =    +670 100%    +100 1 
5 5♦E ♠10+1 +1 -420  72% -420  0.50.5
6 4♠E ♥A-1 = -620  6% -100   1
7 3NTN ♠2-1 -1 -100  22%    +600  1
8 4♥S ♠Q-2 -2 -100  17%    +110  1
ROUND 8 IMPs: 3 3
VP: 4.00 4.00
1 2♥xE ♠K-2 -3    +500    +500 0.5
2 3♦S ♣Q+1 +1    +130 -110  1
3 4♥N ♣8+1 +1    +450 -50  1
4 2♥xN ♦Q+1 =    +670    +100 1
5 5♦E ♠10+1 +1 -420  -420  0.5
6 4♠E ♥A-1 = -620  -100  1
7 3NTN ♠2-1 -1 -100     +600 1
8 4♥S ♠Q-2 -2 -100     +110 1
ROUND 8 IMPs: 3 3 VP: 4.00 4.00


Round 11  (match scorecard, all results of round 11)
PIONEERS
 VS
NETBRIDGE
OPEN ROOM
 NS: Yan Song - Hua Yang
 EW: Bas van Roosmalen - Merlijn Donk
PIONEERS
VS
NETBRIDGE
OPEN ROOM
NS: Yan Song - Hua Yang
EW: Bas van Roosmalen - Merlijn Donk

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♥E ♣Q-1 -1    +50 44% -170  1 
2 3♠N ♣4-2 -2 -200  56% -200  0.50.5
3 3NTS ♣4= =    +400 72%    +400 0.50.5
4 3NTW ♣4+3 +3 -690  50% -690  0.50.5
5 2♥E ♠6+2 +2 -170  33% -150   1
6 5♦xS ♥K-3 -3 -500  33% -140   1
7 3♦S ♣A-3 -2 -200  33% -210  1 
8 3NTW ♣Q-6 -6    +300 11%    +300 0.50.5
ROUND 11 IMPs: 2 2
VP: 4.00 4.00
1 4♥E ♣Q-1 -1    +50 -170  1
2 3♠N ♣4-2 -2 -200  -200  0.5
3 3NTS ♣4= =    +400    +400 0.5
4 3NTW ♣4+3 +3 -690  -690  0.5
5 2♥E ♠6+2 +2 -170  -150  1
6 5♦xS ♥K-3 -3 -500  -140  1
7 3♦S ♣A-3 -2 -200  -210  1
8 3NTW ♣Q-6 -6    +300    +300 0.5
ROUND 11 IMPs: 2 2 VP: 4.00 4.00


Round 12  (match scorecard, all results of round 12)
PIONEERS
 VS
NETBRIDGE
OPEN ROOM
 NS: Yan Song - Hua Yang
 EW: Bas van Roosmalen - Merlijn Donk
PIONEERS
VS
NETBRIDGE
OPEN ROOM
NS: Yan Song - Hua Yang
EW: Bas van Roosmalen - Merlijn Donk

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♠E ♥Q+1 +1 -170  72% -200  1 
2 3♦S ♦Q= =    +110 100% -140  1 
3 4♠xS ♥K= -2 -300  11%    +800  1
4 3NTE ♦Q-1 -1    +100 33%    +200  1
5 1NT xE ♣6-1 -1    +100 56% -110  1 
6 3♣E ♠6+1 +1 -130  22% -90   1
7 4♥W ♣A+2 +2 -680  89% -1430  1 
8 2NTE ♣6-2 -2    +100 61%    +300  1
ROUND 12 IMPs: 4 4
VP: 4.00 4.00
1 3♠E ♥Q+1 +1 -170  -200  1
2 3♦S ♦Q= =    +110 -140  1
3 4♠xS ♥K= -2 -300     +800 1
4 3NTE ♦Q-1 -1    +100    +200 1
5 1NT xE ♣6-1 -1    +100 -110  1
6 3♣E ♠6+1 +1 -130  -90  1
7 4♥W ♣A+2 +2 -680  -1430  1
8 2NTE ♣6-2 -2    +100    +300 1
ROUND 12 IMPs: 4 4 VP: 4.00 4.00