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ALT COMPETITION 2023 - EVENT 1

Bridge Base Online, January 16 - 19, 2023

Results produced by bridgeresults.org
CONDITIONS OF CONTEST

David Yang

BBO nickname: hyang WBF: 13374

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 18 +14 0.78 20.3 1.13 28%
Dummy 12 +11 0.92 20.3 1.69 19%
Defense, player leads 19 -77 -4.05 -41.8 -2.20 30%
Defense, partner leads 15 +12 0.80 2.0 0.13 23%
Total 64 -40 -0.63 0.8 0.01 100%
OtherDeclared (pair)Best roundWorst round
  30 R3 (-2) R1 (-20)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 278 251 90.29% 27 30 0.1079
Opening lead 15 8 53.33% 7 8 0.5333
After the lead — declarer 169 160 94.67% 9 10 0.0592
After the lead — defense 94 83 88.30% 11 12 0.1277


BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTN ♥4= =    +400 9.3    +100 7 
2 4♥E ♠9-2 -2    +100 0.3    +500  9
3 3NTN ♠5+1 =    +400 0.5    +400 --
4 4♠N ♥5+1 +1    +650 2.1    +620 1 
5 2♠E ♥5+1 = -110  3.9 -500  9 
6 5♠W ♥10+1 = -650  -3.6    +100  13
7 6♥W ♠2+1 +1 -1460  -5.5 -680   13
8 3♠W ♥5= = -140  -0.5 -140  --
9 2♦W ♣A= +1 -110  -5.0 -90   1
10 2♦S ♦J= -1 -100  -1.9    +110  5
11 4♠S ♥J-2 -2 -100  2.3 -500  9 
12 3♣W ♥A-2 -3    +150 3.3    +50 3 
13 2♣N ♣5= -1 -100  -1.9    +140  6
14 1NTW ♠3+1 +2 -150  -1.3 -120   1
15 4♥N ♠6= -1 -100  -6.3    +180  7
16 2♦W ♣6-2 -1    +100 4.2 -120  6 
ROUND 1 IMPs: 35 55
VP: 5.00 15.00
1 3NTN ♥4= =    +400    +100 7
2 4♥E ♠9-2 -2    +100    +500 9
3 3NTN ♠5+1 =    +400    +400 -
4 4♠N ♥5+1 +1    +650    +620 1
5 2♠E ♥5+1 = -110  -500  9
6 5♠W ♥10+1 = -650     +100 13
7 6♥W ♠2+1 +1 -1460  -680  13
8 3♠W ♥5= = -140  -140  -
9 2♦W ♣A= +1 -110  -90  1
10 2♦S ♦J= -1 -100     +110 5
11 4♠S ♥J-2 -2 -100  -500  9
12 3♣W ♥A-2 -3    +150    +50 3
13 2♣N ♣5= -1 -100     +140 6
14 1NTW ♠3+1 +2 -150  -120  1
15 4♥N ♠6= -1 -100     +180 7
16 2♦W ♣6-2 -1    +100 -120  6
ROUND 1 IMPs: 35 55 VP: 5.00 15.00



BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 2♥E ♣K= -1    +50 4.1 -50  3 
2 4♠E ♣A= = -420  -2.3 -480  2 
3 4♠xN ♦K= +2    +790 11.3    +420 9 
4 3NTW ♣4-1 -1    +100 -1.2    +200  3
5 1NT xS ♦8-1 -1 -200  -4.8    +180  9
6 3♠E ♥A-1 -1    +100 1.9    +110 --
7 4NTN ♥5+1 =    +630 1.2    +630 --
8 3NTW ♦5+2 +2 -460  -0.3 -460  --
9 3NTS ♦6= =    +400 1.4    +120 7 
10 6♣E ♦J+1 +1 -1390  -12.9 -690   12
11 2♠xN ♥K-4 -4 -800  -7.3 -460   8
12 3NTW ♣2= +1 -430  -2.2 -400   1
13 5♥xN ♦J-2 -2 -500  2.7 -500  --
14 2♠S ♥Q+1 +1    +140 -0.2 -50  5 
15 4♠E ♦J-1 -1    +50 2.2 -110  4 
16 3NTS ♣4+3 +3    +490 0.7    +450 1 
ROUND 3 IMPs: 31 33
VP: 9.39 10.61
1 2♥E ♣K= -1    +50 -50  3
2 4♠E ♣A= = -420  -480  2
3 4♠xN ♦K= +2    +790    +420 9
4 3NTW ♣4-1 -1    +100    +200 3
5 1NT xS ♦8-1 -1 -200     +180 9
6 3♠E ♥A-1 -1    +100    +110 -
7 4NTN ♥5+1 =    +630    +630 -
8 3NTW ♦5+2 +2 -460  -460  -
9 3NTS ♦6= =    +400    +120 7
10 6♣E ♦J+1 +1 -1390  -690  12
11 2♠xN ♥K-4 -4 -800  -460  8
12 3NTW ♣2= +1 -430  -400  1
13 5♥xN ♦J-2 -2 -500  -500  -
14 2♠S ♥Q+1 +1    +140 -50  5
15 4♠E ♦J-1 -1    +50 -110  4
16 3NTS ♣4+3 +3    +490    +450 1
ROUND 3 IMPs: 31 33 VP: 9.39 10.61



BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠W ♦8-1 -1    +50 -0.5    +50 --
2 3♦W ♣A= -1    +50 0.6 -90  4 
3 3♥S ♦K+1 +1    +170 0.5 -50  6 
4 1NTW ♥7+1 +1 -120  0.5 -90   1
5 5♦N ♥7= =    +600 0.4    +690  3
6 3♥N ♣3= =    +140 -1.9    +200  2
7 3NTW ♦2-2 = -600  8.4 -620  1 
8 3♥W ♦10= = -140  -2.1 -300  4 
9 4♠S ♣2= =    +420 -4.5    +420 --
10 4♠E ♦Q= +1 -650  1.6 -650  --
11 5♣E ♥6+1 +1 -420  4.0 -420  --
12 1NTN ♥4+2 =    +90 0.3    +120  1
13 4♥S ♠6= =    +620 -8.2 -100  12 
14 2♥N ♠10-2 -2 -100  0.0 -50   2
15 5♦xW ♠2= = -550  7.3 -550  --
16 6♣W ♣7= = -1370  8.3 -800   11
ROUND 5 IMPs: 27 20
VP: 12.03 7.97
1 4♠W ♦8-1 -1    +50    +50 -
2 3♦W ♣A= -1    +50 -90  4
3 3♥S ♦K+1 +1    +170 -50  6
4 1NTW ♥7+1 +1 -120  -90  1
5 5♦N ♥7= =    +600    +690 3
6 3♥N ♣3= =    +140    +200 2
7 3NTW ♦2-2 = -600  -620  1
8 3♥W ♦10= = -140  -300  4
9 4♠S ♣2= =    +420    +420 -
10 4♠E ♦Q= +1 -650  -650  -
11 5♣E ♥6+1 +1 -420  -420  -
12 1NTN ♥4+2 =    +90    +120 1
13 4♥S ♠6= =    +620 -100  12
14 2♥N ♠10-2 -2 -100  -50  2
15 5♦xW ♠2= = -550  -550  -
16 6♣W ♣7= = -1370  -800  11
ROUND 5 IMPs: 27 20 VP: 12.03 7.97



BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTN ♦4-2 -1 -50  5.5    +170  6
2 3NTE ♥7+1 = -400  1.5 -150   6
3 3NTN ♠9= =    +400 0.2    +400 --
4 4♠S ♦K= =    +620 -11.0    +200 9 
5 3♦E ♣3-1 -1    +50 2.0    +50 --
6 2♦W ♦J-1 -1    +100 -1.6    +200  3
7 3NTS ♥9+3 +3    +690 3.1 -100  13 
8 2NTN ♣10-1 +1    +150 -3.4 -100  6 
9 2♣S ♠J+1 =    +90 -1.1 -180  7 
10 5♠W ♣K-2 -1    +100 -1.2    +500  9
11 3♦E ♠K= +1 -130  0.9 -130  --
12 2♥N ♠Q+1 =    +110 -3.5    +50 2 
13 3NTN ♠6+1 =    +600 0.9    +660  2
14 5♥S ♠A= =    +450 -5.2    +100 8 
15 1NTN ♣3-1 -3 -300  2.9    +50  8
16 4♠E ♣10+1 +1 -650  1.9 -650  --
ROUND 7 IMPs: 45 34
VP: 13.04 6.96
1 3NTN ♦4-2 -1 -50     +170 6
2 3NTE ♥7+1 = -400  -150  6
3 3NTN ♠9= =    +400    +400 -
4 4♠S ♦K= =    +620    +200 9
5 3♦E ♣3-1 -1    +50    +50 -
6 2♦W ♦J-1 -1    +100    +200 3
7 3NTS ♥9+3 +3    +690 -100  13
8 2NTN ♣10-1 +1    +150 -100  6
9 2♣S ♠J+1 =    +90 -180  7
10 5♠W ♣K-2 -1    +100    +500 9
11 3♦E ♠K= +1 -130  -130  -
12 2♥N ♠Q+1 =    +110    +50 2
13 3NTN ♠6+1 =    +600    +660 2
14 5♥S ♠A= =    +450    +100 8
15 1NTN ♣3-1 -3 -300     +50 8
16 4♠E ♣10+1 +1 -650  -650  -
ROUND 7 IMPs: 45 34 VP: 13.04 6.96