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ALT COMPETITION 2023 - EVENT 8

Bridge Base Online, October 16 - 19, 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
Board details:
01 02 03 04 05 06 07 08

David Yang

All-tournaments history →
BBO nickname: hyang WBF: 13374

Tournament statistics
 BoardsIMPsIMP/bdButlerButl/bd% bds
Declarer 20 -16 -0.80 -15.5 -0.78 21%
Dummy 24 -39 -1.63 -18.8 -0.78 25%
Defense, player leads 25 -14 -0.56 12.4 0.49 26%
Defense, partner leads 26 -29 -1.12 -29.8 -1.14 27%
Adjusted 1 -3 -3.00 -2.0 -2.00 1%
Total 96 -101 -1.05 -53.8 -0.56 100%
OtherDeclared (pair)Best roundWorst round
  44 R2 (+9) R8 (-32)
Card play (DD) (positions where every card gives the same result are not counted)CardsAccurateAcc %Subopt.Tricks lostLost/card
All cards 334 303 90.72% 31 39 0.1168
Opening lead 21 13 61.90% 8 9 0.4286
After the lead — declarer 160 148 92.50% 12 13 0.0813
After the lead — defense 153 142 92.81% 11 17 0.1111

Round 1  (match scorecard, all results of round 1)
AMATEURS
 VS
PIONEERS
CLOSED ROOM
 NS: Tien-Chun Yang - Yanong Han
 EW: Marin Marinov - David Yang
AMATEURS
VS
PIONEERS
CLOSED ROOM
NS: Tien-Chun Yang - Yanong Han
EW: Marin Marinov - David Yang

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠xW ♣3-2 -2    +300 -7.4    +110  5
2 1NTW ♥4= = -90  0.3 -90  --
3 4♠xN ♣K-1 =    +590 -11.0 -50   12
4 4♥N ♦10+2 +2    +680 -2.0    +690 --
5 1NTE ♥5= = -90  -0.8 -100  --
6 4♥N ♦5= =    +420 -3.1    +420 --
7 4♥E ♠K-2 -2    +200 0.3    +100  3
8 3NTE ♥6+1 +1 -430  0.4 -430  --
9 4♠S ♥A-3 -2 -100  -4.5 -650   11
10 3♥S ♥3= =    +140 -0.9 -100   6
11 5♥xS ♦10-1 -1 -100  3.4    +590 12 
12 3NTW ♦9+1 -1    +50 -1.3    +100 2 
13 3NTE ♣4+2 +2 -660  0.2 -660  --
14 3NTS ♠Q+1 +1    +430 -0.6    +430 --
15 4♥S ♦A= =    +620 -6.4    +500  3
16 4♠S ♥A-2 -2 -100  1.0 -100  --
ROUND 1 IMPs: 14 40
VP: 3.91 16.09
1 4♠xW ♣3-2 -2    +300    +110 5
2 1NTW ♥4= = -90  -90  -
3 4♠xN ♣K-1 =    +590 -50  12
4 4♥N ♦10+2 +2    +680    +690 -
5 1NTE ♥5= = -90  -100  -
6 4♥N ♦5= =    +420    +420 -
7 4♥E ♠K-2 -2    +200    +100 3
8 3NTE ♥6+1 +1 -430  -430  -
9 4♠S ♥A-3 -2 -100  -650  11
10 3♥S ♥3= =    +140 -100  6
11 5♥xS ♦10-1 -1 -100     +590 12
12 3NTW ♦9+1 -1    +50    +100 2
13 3NTE ♣4+2 +2 -660  -660  -
14 3NTS ♠Q+1 +1    +430    +430 -
15 4♥S ♦A= =    +620    +500 3
16 4♠S ♥A-2 -2 -100  -100  -
ROUND 1 IMPs: 14 40 VP: 3.91 16.09


Round 2  (match scorecard, all results of round 2)
SCORWAY
 VS
AMATEURS
CLOSED ROOM
 NS: David Yang - Ai-Tai Lo
 EW: Tor Grude - Larsarthur Johansen
SCORWAY
VS
AMATEURS
CLOSED ROOM
NS: David Yang - Ai-Tai Lo
EW: Tor Grude - Larsarthur Johansen

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 6♦S ♣K= =    +920 3.5    +420  11
2 4♥E ♠2+2 +1 -450  -0.4 -450  --
3 4♠S ♣K+3 +3    +510 -0.1    +510 --
4 2NTS ♥7= -3 -300  -5.9 -100  5 
5 4♠E ♥Q-1 -3    +150 2.9    +100  2
6 3NTN ♥Q= +1    +430 0.9    +140  7
7 3NTW ♣7-2 -2    +200 7.2 -140   8
8 4♥E ♦J= = -420  -0.4 -420  --
9 5♣xW ♣2-2 -1    +200 -1.8    +690 10 
10 3NTW ♠Q-1 -2    +200 0.1    +200 --
11 4♥W ♦4= = -420  -0.1 -170  6 
12 3♣W ♥4-3 -3    +150 5.8 -130   7
13 2♠S ♠2+1 =    +110 -0.8    +140 1 
14 2♥S ♠9+2 +2    +170 0.1    +100  2
15 2♦xS ♦7-1 -1 -200  3.1    +50 6 
16 3♣N ♥J= =    +110 0.2    +100 --
ROUND 2 IMPs: 28 37
VP: 7.45 12.55
1 6♦S ♣K= =    +920    +420 11
2 4♥E ♠2+2 +1 -450  -450  -
3 4♠S ♣K+3 +3    +510    +510 -
4 2NTS ♥7= -3 -300  -100  5
5 4♠E ♥Q-1 -3    +150    +100 2
6 3NTN ♥Q= +1    +430    +140 7
7 3NTW ♣7-2 -2    +200 -140  8
8 4♥E ♦J= = -420  -420  -
9 5♣xW ♣2-2 -1    +200    +690 10
10 3NTW ♠Q-1 -2    +200    +200 -
11 4♥W ♦4= = -420  -170  6
12 3♣W ♥4-3 -3    +150 -130  7
13 2♠S ♠2+1 =    +110    +140 1
14 2♥S ♠9+2 +2    +170    +100 2
15 2♦xS ♦7-1 -1 -200     +50 6
16 3♣N ♥J= =    +110    +100 -
ROUND 2 IMPs: 28 37 VP: 7.45 12.55


Round 3  (match scorecard, all results of round 3)
AMATEURS
 VS
YELLOW CAP
CLOSED ROOM
 NS: Fredrik Jarlvik - Tatyana Trendafilova
 EW: Alex Kolesnik - David Yang
AMATEURS
VS
YELLOW CAP
CLOSED ROOM
NS: Fredrik Jarlvik - Tatyana Trendafilova
EW: Alex Kolesnik - David Yang

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 4♠S ♥A= -1 -50  7.1 -50  --
2 3NTE ♠6+2 +1 -430  0.3 -430  --
3 3♠N ♥K-1 =    +140 -2.8    +300 4 
4 2♥W ♠9= -2    +200 -0.1 -100   7
5 3♥N ♣K-3 -2 -200  -2.8 -300   3
6 4♠E ♠8= -1    +100 -9.0 -170   7
7 4♥W ♠K+1 = -620  2.2 -990   9
8 3NTS ♦3-1 -3 -150  2.8 -150  --
9 4♠S ♥K= =    +420 -1.5    +420 --
10 4♥E ♣Q+2 +2 -680  -1.5 -680  --
11 3NTS ♣J+2 +2    +460 -0.3    +460 --
12 3NTN ♠7+1 +1    +630 -0.6    +630 --
13 4♠E ♥K= = -620  0.8 -620  --
14 3NTN ♥5-2 -2 -100  -0.5 -100  --
15 2♠W ♦7+1 +1 -140  -1.4    +50 5 
16 3♦W ♦2+1 +1 -130  3.5 -130  --
ROUND 3 IMPs: 9 26
VP: 5.61 14.39
1 4♠S ♥A= -1 -50  -50  -
2 3NTE ♠6+2 +1 -430  -430  -
3 3♠N ♥K-1 =    +140    +300 4
4 2♥W ♠9= -2    +200 -100  7
5 3♥N ♣K-3 -2 -200  -300  3
6 4♠E ♠8= -1    +100 -170  7
7 4♥W ♠K+1 = -620  -990  9
8 3NTS ♦3-1 -3 -150  -150  -
9 4♠S ♥K= =    +420    +420 -
10 4♥E ♣Q+2 +2 -680  -680  -
11 3NTS ♣J+2 +2    +460    +460 -
12 3NTN ♠7+1 +1    +630    +630 -
13 4♠E ♥K= = -620  -620  -
14 3NTN ♥5-2 -2 -100  -100  -
15 2♠W ♦7+1 +1 -140     +50 5
16 3♦W ♦2+1 +1 -130  -130  -
ROUND 3 IMPs: 9 26 VP: 5.61 14.39


Round 4  (match scorecard, all results of round 4)
THE SENIORS
 VS
AMATEURS
CLOSED ROOM
 NS: David Yang - Ai-Tai Lo
 EW: Roger Gibbons - David Kendrick
THE SENIORS
VS
AMATEURS
CLOSED ROOM
NS: David Yang - Ai-Tai Lo
EW: Roger Gibbons - David Kendrick

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 3NTN ♣8-2 -2 -100  -1.8 -50  2 
2 3NTW ♦10-2 = -400  -6.2    +50 10 
3 4♥xW ♣K-3 -4    +1100 14.1    +130  14
4 3♥S ♦A-2 -1 -100  -4.2    +660 13 
5 4♣S ♦6= +1    +150 2.6    +100  2
6 4♥E ♦K-1 -1    +100 6.5 -100   5
7 1NTW ♥6+1 +2 -150  4.3 -600   10
8 3NTE ♠5+2 +1 -430  1.4 -460   1
9 4♠W ♥K+2 +2 -680  -0.1 -680  --
10 3♠E ♠7-1 +1 -170  -2.5 -120  2 
11 2♦S ♥10+2 =    +90 2.1    +90 --
12 3NTE ♥10-3 -3    +150 2.1    +150 --
13 2♠E ♥6-1 -1    +100 0.4    +100 --
14 3♦E ♣5= -1    +50 7.1 -400   10
15 3NTW ♥3+4 +4 -520  -6.2    +50 11 
16 2NTS ♥K+1 -1 -50  -2.0    +400 10 
ROUND 4 IMPs: 48 42
VP: 11.76 8.24
1 3NTN ♣8-2 -2 -100  -50  2
2 3NTW ♦10-2 = -400     +50 10
3 4♥xW ♣K-3 -4    +1100    +130 14
4 3♥S ♦A-2 -1 -100     +660 13
5 4♣S ♦6= +1    +150    +100 2
6 4♥E ♦K-1 -1    +100 -100  5
7 1NTW ♥6+1 +2 -150  -600  10
8 3NTE ♠5+2 +1 -430  -460  1
9 4♠W ♥K+2 +2 -680  -680  -
10 3♠E ♠7-1 +1 -170  -120  2
11 2♦S ♥10+2 =    +90    +90 -
12 3NTE ♥10-3 -3    +150    +150 -
13 2♠E ♥6-1 -1    +100    +100 -
14 3♦E ♣5= -1    +50 -400  10
15 3NTW ♥3+4 +4 -520     +50 11
16 2NTS ♥K+1 -1 -50     +400 10
ROUND 4 IMPs: 48 42 VP: 11.76 8.24


Round 6  (match scorecard, all results of round 6)
UKRAINE
 VS
AMATEURS
CLOSED ROOM
 NS: David Yang - Ai-Tai Lo
 EW: Yuliy Chumak - Petro Karlykov
UKRAINE
VS
AMATEURS
CLOSED ROOM
NS: David Yang - Ai-Tai Lo
EW: Yuliy Chumak - Petro Karlykov

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 5♠xE ♣Q-1 -2    +300 8.4 -100   9
2 3NTS ♣2+3 +2    +660 0.8    +660 --
3 3♣S ♥K-2 -3 -150  -3.5    +100 6 
4 4♠xE ♠3-1 = -790  -11.1 -200  11 
5 5♣S ♥K-1 -2 -200  -7.0    +500 12 
6 3NTN ♠K-2 -2 -100  -4.8    +200 7 
7 4♥W ♣Q+1 +1 -650  -1.5 -620  1 
8 2♥N ♠10+1 =    +110 -2.9    +140 1 
9 4NTE ♠3+2 = -630  -2.8    +100 12 
10 3NTE ♣9-1 -3    +300 2.4    +100  5
11 4♥N ♦A-1 -1 -50  -6.8    +100 4 
12 4♠E ♣K= -1    +50 -0.4    +50 --
13 1NTE ♣4+1 -2    +200 6.5 -140   8
14 4♠S ♥2= =    +420 4.8    +140  7
15 3♦xW ♠K-3 -3    +500 -0.1    +620 3 
16 4♥N ♣K+2 +1    +450 -0.4    +480 1 
ROUND 6 IMPs: 58 29
VP: 16.58 3.42
1 5♠xE ♣Q-1 -2    +300 -100  9
2 3NTS ♣2+3 +2    +660    +660 -
3 3♣S ♥K-2 -3 -150     +100 6
4 4♠xE ♠3-1 = -790  -200  11
5 5♣S ♥K-1 -2 -200     +500 12
6 3NTN ♠K-2 -2 -100     +200 7
7 4♥W ♣Q+1 +1 -650  -620  1
8 2♥N ♠10+1 =    +110    +140 1
9 4NTE ♠3+2 = -630     +100 12
10 3NTE ♣9-1 -3    +300    +100 5
11 4♥N ♦A-1 -1 -50     +100 4
12 4♠E ♣K= -1    +50    +50 -
13 1NTE ♣4+1 -2    +200 -140  8
14 4♠S ♥2= =    +420    +140 7
15 3♦xW ♠K-3 -3    +500    +620 3
16 4♥N ♣K+2 +1    +450    +480 1
ROUND 6 IMPs: 58 29 VP: 16.58 3.42


Round 8  (match scorecard, all results of round 8)
AMATEURS
 VS
NETBRIDGE
OPEN ROOM
 NS: David Yang - Marin Marinov
 EW: Emile Schols - Dan Ungureanu
AMATEURS
VS
NETBRIDGE
OPEN ROOM
NS: David Yang - Marin Marinov
EW: Emile Schols - Dan Ungureanu

BRD # CONT LEAD TR SCORE Butler OTHER HOME AWAY
1 — A-/A+ -2.0 A+/A-  3
2 6NTS ♣10= =    +1440 2.8    +1440 --
3 4♥W ♠2+1 = -620  -1.0 -500   3
4 3NTN ♥3+3 +3    +690 -8.6    +1430  12
5 4♠N ♦10+2 +1    +650 10.1 -100  13 
6 4♥E ♠Q+1 +1 -650  -7.5 -230   9
7 3NTS ♠6+2 +3    +690 -5.5    +640 2 
8 3NTW ♥4+1 +2 -460  -1.8 -460  --
9 4♥E ♠3+1 +1 -650  -3.1    +300  14
10 3NTE ♠7= +1 -630  -9.4 -120   11
11 4♥xN ♣A-1 -1 -100  -4.5    +100  5
12 3NTW ♠K+2 +2 -460  -0.4 -430   1
13 4♠N ♥2+1 +1    +650 9.6 -670  16 
14 3♥N ♣K-1 -1 -50  -2.6    +170  6
15 6♥E ♣A+1 = -980  -6.8 -1010  1 
16 2♠N ♥5+1 +1    +140 0.2    +140 --
ROUND 8 IMPs: 32 64
VP: 2.97 17.03
1 — A-/A+ A+/A- 3
2 6NTS ♣10= =    +1440    +1440 -
3 4♥W ♠2+1 = -620  -500  3
4 3NTN ♥3+3 +3    +690    +1430 12
5 4♠N ♦10+2 +1    +650 -100  13
6 4♥E ♠Q+1 +1 -650  -230  9
7 3NTS ♠6+2 +3    +690    +640 2
8 3NTW ♥4+1 +2 -460  -460  -
9 4♥E ♠3+1 +1 -650     +300 14
10 3NTE ♠7= +1 -630  -120  11
11 4♥xN ♣A-1 -1 -100     +100 5
12 3NTW ♠K+2 +2 -460  -430  1
13 4♠N ♥2+1 +1    +650 -670  16
14 3♥N ♣K-1 -1 -50     +170 6
15 6♥E ♣A+1 = -980  -1010  1
16 2♠N ♥5+1 +1    +140    +140 -
ROUND 8 IMPs: 32 64 VP: 2.97 17.03