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ALT COMPETITION 2023 - EVENT 4

Bridge Base Online, April 3 - 6, 2023

Results produced by bridgeresults.org
CONDITIONS OF CONTEST

David Yang

BBO nickname: hyang WBF: 13374

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 21 -6 -0.29 1.9 0.09 33%
Dummy 15 -18 -1.20 -14.9 -0.99 23%
Defense, player leads 13 -7 -0.54 -1.1 -0.08 20%
Defense, partner leads 15 -18 -1.20 3.1 0.21 23%
Total 64 -49 -0.77 -10.9 -0.17 100%
OtherDeclared (pair)Best roundWorst round
  36 R3 (+12) R8 (-33)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 274 258 94.16% 16 18 0.0657
Opening lead 8 5 62.50% 3 4 0.5000
After the lead — declarer 188 177 94.15% 11 12 0.0638
After the lead — defense 78 76 97.44% 2 2 0.0256


BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♠S ♦8= =    +110 -0.7    +150  1
2 2♣S ♦A+2 +1    +110 0.4    +180  2
3 3NTN ♦10+2 +1    +430 0.2    +400 1 
4 5♣S ♥K-1 -1 -100  -3.9    +130  6
5 4♠N ♣9= =    +620 1.6    +620 --
6 4♠E ♣K-1 -2    +200 6.8 -300  11 
7 3NTN ♠2+1 =    +600 0.5    +600 --
8 4♠E ♥2-1 -2    +100 1.9 -140  6 
9 1♠N ♣2-1 -3 -150  -1.0 -120   1
10 4♠W ♣A+1 +1 -650  -0.1 -650  --
11 3NTS ♣3-1 -2 -100  -2.7 -50   2
12 3♣N ♦2-1 -1 -100  -1.7    +50  4
13 3♠E ♠K-1 -1    +100 -0.5    +130  1
14 4♠W ♣2= +1 -450  -5.8    +100  11
15 3NTE ♥10+1 +2 -460  -2.9    +50  11
16 4♥W ♠A-2 -1    +100 2.4 -620  12 
ROUND 1 IMPs: 30 39
VP: 7.45 12.55
1 2♠S ♦8= =    +110    +150 1
2 2♣S ♦A+2 +1    +110    +180 2
3 3NTN ♦10+2 +1    +430    +400 1
4 5♣S ♥K-1 -1 -100     +130 6
5 4♠N ♣9= =    +620    +620 -
6 4♠E ♣K-1 -2    +200 -300  11
7 3NTN ♠2+1 =    +600    +600 -
8 4♠E ♥2-1 -2    +100 -140  6
9 1♠N ♣2-1 -3 -150  -120  1
10 4♠W ♣A+1 +1 -650  -650  -
11 3NTS ♣3-1 -2 -100  -50  2
12 3♣N ♦2-1 -1 -100     +50 4
13 3♠E ♠K-1 -1    +100    +130 1
14 4♠W ♣2= +1 -450     +100 11
15 3NTE ♥10+1 +2 -460     +50 11
16 4♥W ♠A-2 -1    +100 -620  12
ROUND 1 IMPs: 30 39 VP: 7.45 12.55



BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 6♥E ♦K-1 -2    +100 -3.8    +50  2
2 4♠E ♣A+1 +1 -450  0.0 -500   2
3 2♦N ♣6= =    +90 -0.5    +90 --
4 3NTS ♥2+2 +1    +630 0.8    +660 1 
5 4♥N ♠3-3 -2 -200  -1.0 -200  --
6 1♥W ♦2= +1 -110  2.6    +100 5 
7 2♠W ♦3+1 +1 -140  1.4 -110  1 
8 3NTN ♠K= -2 -100  3.5 -50  2 
9 3♦E ♠K= = -110  0.9    +100 5 
10 1NTN ♥3+1 =    +90 -2.0    +100 --
11 3NTE ♦5+3 +2 -460  2.5 -490   1
12 3NTW ♥4+1 +1 -430  2.1 -400  1 
13 4♥S ♣5+1 =    +620 0.9    +650 1 
14 4♥S ♠8+2 +1    +450 0.7    +490 1 
15 3NTE ♥4-1 -3    +150 -1.9    +150 --
16 4♥W ♦Q-1 -1    +100 1.2    +100 --
ROUND 3 IMPs: 17 5
VP: 13.28 6.72
1 6♥E ♦K-1 -2    +100    +50 2
2 4♠E ♣A+1 +1 -450  -500  2
3 2♦N ♣6= =    +90    +90 -
4 3NTS ♥2+2 +1    +630    +660 1
5 4♥N ♠3-3 -2 -200  -200  -
6 1♥W ♦2= +1 -110     +100 5
7 2♠W ♦3+1 +1 -140  -110  1
8 3NTN ♠K= -2 -100  -50  2
9 3♦E ♠K= = -110     +100 5
10 1NTN ♥3+1 =    +90    +100 -
11 3NTE ♦5+3 +2 -460  -490  1
12 3NTW ♥4+1 +1 -430  -400  1
13 4♥S ♣5+1 =    +620    +650 1
14 4♥S ♠8+2 +1    +450    +490 1
15 3NTE ♥4-1 -3    +150    +150 -
16 4♥W ♦Q-1 -1    +100    +100 -
ROUND 3 IMPs: 17 5 VP: 13.28 6.72



BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♠S ♦10+1 =    +110 -2.0 -50  4 
2 4♣W ♥J= -1    +50 -0.3    +100  2
3 4♠W ♥J= = -620  1.7 -630  --
4 3♠W ♣10+1 +2 -200  -3.7 -620  9 
5 2♥E ♦3= = -110  5.2    +150  6
6 3♥N ♣A= =    +140 -4.0    +100 1 
7 2♠W ♦7-2 -2    +200 -1.8    +120 2 
8 2♥W ♣Q= -2    +100 -2.9    +150  2
9 3♦N ♥3-2 -2 -100  -0.3 -100  --
10 6♥E ♥5= = -1430  9.7 -680   13
11 5♦S ♠9+1 =    +400 2.9 -50  10 
12 3NTE ♦9= = -400  -0.1 -400  --
13 3NTN ♠Q+3 +3    +690 0.1    +690 --
14 2♠S ♣K+1 +1    +140 -1.6 -50  5 
15 3♥E ♠A+1 +1 -170  -3.7 -420  6 
16 2♥S ♣A= +1    +140 -1.5 -50  5 
ROUND 7 IMPs: 42 23
VP: 14.80 5.20
1 2♠S ♦10+1 =    +110 -50  4
2 4♣W ♥J= -1    +50    +100 2
3 4♠W ♥J= = -620  -630  -
4 3♠W ♣10+1 +2 -200  -620  9
5 2♥E ♦3= = -110     +150 6
6 3♥N ♣A= =    +140    +100 1
7 2♠W ♦7-2 -2    +200    +120 2
8 2♥W ♣Q= -2    +100    +150 2
9 3♦N ♥3-2 -2 -100  -100  -
10 6♥E ♥5= = -1430  -680  13
11 5♦S ♠9+1 =    +400 -50  10
12 3NTE ♦9= = -400  -400  -
13 3NTN ♠Q+3 +3    +690    +690 -
14 2♠S ♣K+1 +1    +140 -50  5
15 3♥E ♠A+1 +1 -170  -420  6
16 2♥S ♣A= +1    +140 -50  5
ROUND 7 IMPs: 42 23 VP: 14.80 5.20



BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3♥E ♠A+1 +1 -170  -3.7 -170  --
2 7NT xE ♣6-6 -6    +1400 -15.9    +50 16 
3 3NTN ♠8-2 -2 -100  3.9 -50   2
4 2♥S ♥Q+2 +2    +170 2.3    +170 --
5 3♠N ♣4-1 -1 -100  2.5 -300  5 
6 4♥S ♦10+2 +1    +450 -2.6    +480  1
7 2♦E ♦7+1 = -90  2.5 -90  --
8 3♠S ♥4= -1 -50  0.3 -100  2 
9 2♠xN ♦8-3 -2 -300  0.4 -150   4
10 1NTE ♦2-2 = -90  2.2 -200  3 
11 3♥W ♠K-2 -1    +50 1.3    +50 --
12 3♦E ♥5= = -110  0.6 -110  --
13 5♦E ♣Q+2 = -600  -0.1 -720  3 
14 3♠E ♦K-2 -1    +50 -1.9    +50 --
15 4♠E ♠7+1 +1 -450  0.2 -450  --
16 4♠N ♥5+1 +1    +450 -2.5 -100  11 
ROUND 8 IMPs: 40 7
VP: 17.17 2.83
1 3♥E ♠A+1 +1 -170  -170  -
2 7NT xE ♣6-6 -6    +1400    +50 16
3 3NTN ♠8-2 -2 -100  -50  2
4 2♥S ♥Q+2 +2    +170    +170 -
5 3♠N ♣4-1 -1 -100  -300  5
6 4♥S ♦10+2 +1    +450    +480 1
7 2♦E ♦7+1 = -90  -90  -
8 3♠S ♥4= -1 -50  -100  2
9 2♠xN ♦8-3 -2 -300  -150  4
10 1NTE ♦2-2 = -90  -200  3
11 3♥W ♠K-2 -1    +50    +50 -
12 3♦E ♥5= = -110  -110  -
13 5♦E ♣Q+2 = -600  -720  3
14 3♠E ♦K-2 -1    +50    +50 -
15 4♠E ♠7+1 +1 -450  -450  -
16 4♠N ♥5+1 +1    +450 -100  11
ROUND 8 IMPs: 40 7 VP: 17.17 2.83