KANG Meng · ZHEJIANG HUAMEN
533rank
-36.5Butler · 130 bds
-0.28per board
±3.9swing
+0.15vs par /bd · #268/672
-0.08adjusted /bd
by round
vs par split: bidding +0.39 · play +0.03
Strength of schedule: opponents averaged +0.20/bd (a tough draw) → opponent-adjusted -0.08/bd
Card play — on target: opening leads 86.4% #207 of 671 · declarer play 81.8% #219 of 671 · defence 89.1% #179 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 86.4% (22) |
| Declarer play | · | 81.8% (22) |
| Defence | · | 89.1% (46) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 87.5% (8) · ♦ 100.0% (5) · ♣ 80.0% (5)
vs par by strain: a suit +0.42 (90)
vs par by level: part-score -0.92 (37) · game +1.10 (48) · slam +3.80 (5)
By role: declaring -0.38/bd (-1.57 vs par · 63) · defending -0.19/bd (+1.78 vs par · 67)
By vulnerability: vulnerable -0.24/bd (-0.63 vs par · 76) · not vulnerable -0.34/bd (+1.26 vs par · 54)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | X.Li | J.Cao – J.Ge | Open | 10 | -8.0 | -0.80 | +0.90 |
| Round 4 | X.Li | V.Batov – I.Bonev | Closed | 10 | +1.4 | +0.14 | +0.00 |
| Round 5 | X.Li | C.Martel – M.Fleisher | Open | 10 | -17.8 | -1.78 | -2.10 |
| Round 6 | X.Li | G.Meng – Y.Wu | Open | 10 | +9.1 | +0.91 | +2.20 |
| Round 7 | X.Li | K.Moller – J.Auken | Closed | 10 | -3.1 | -0.31 | -1.40 |
| Round 8 | X.Li | Z.Yu – Z.Li | Open | 10 | -8.1 | -0.81 | -1.30 |
| Round 9 | X.Li | A.Grant – A.Ker | Closed | 10 | -5.5 | -0.55 | -1.30 |
| Round 10 | X.Li | J.Tian – W.Qian | Closed | 10 | +2.6 | +0.26 | +1.50 |
| Round 11 | J.Chen | F.Yu – J.Wu | Closed | 10 | -14.7 | -1.47 | -0.90 |
| Round 12 | J.Chen | J.Dai – F.Gao | Closed | 10 | -8.9 | -0.89 | +0.40 |
| Round 13 | J.Chen | S.Bi – Y.Wei | Closed | 10 | +3.1 | +0.31 | +4.40 |
| Round 14 | J.Chen | F.Dahl – G.Norris | Open | 10 | +0.1 | +0.01 | -2.80 |
| Round 15 | J.Chen | T.Teramoto – H.Yokoi | Closed | 10 | +13.3 | +1.33 | +2.40 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +8.8 | Round 10 | SHANGHAI EPC | 7 | 4♦x | ♠K | -2 | +0 |
| +8.7 | Round 7 | AUKEN | 8 | 5♦x | ♠A | = | +6 |
| +8.4 | Round 13 | HUATIE HAIXING | 10 | 3N | ♠Q | = | +10 |
| +8.1 | Round 5 | LAVAZZA | 13 | 5♣x | ♥10 | -1 | +12 |
| +7.7 | Round 14 | SWE-DANES | 14 | 6♠ | ♦4 | = | -10 |
| +7.1 | Round 9 | GRANT | 22 | 4♠ | ♦6 | = | +5 |
| +6.0 | Round 8 | HUBEI DONGFENG | 15 | 4♥ | ♦Q | -2 | +8 |
| +5.9 | Round 3 | JIANPING CONSTRUCTION | 21 | 3N | ♣9 | -1 | +6 |
| +5.9 | Round 15 | YANAGISAWA | 21 | 4♠ | ♣5 | = | +7 |
| +5.6 | Round 15 | YANAGISAWA | 25 | 7♠ | ♥3 | -2 | +17 |
| +5.3 | Round 6 | CHINESE TAIPEI LADIES | 21 | 6♥ | ♣A | -1 | +11 |
| +4.8 | Round 15 | YANAGISAWA | 30 | 4♥ | ♦10 | = | -2 |
| +4.7 | Round 4 | CHATEAU ROSSENOVO | 8 | 4♠ | ♠4 | -2 | +6 |
| +4.5 | Round 3 | JIANPING CONSTRUCTION | 24 | 3♥ | ♠6 | -1 | +5 |
| +4.5 | Round 13 | HUATIE HAIXING | 6 | 6♣ | ♥3 | -1 | +14 |
| +4.4 | Round 9 | GRANT | 27 | 3♦ | ♣Q | -3 | +7 |
| +4.2 | Round 3 | JIANPING CONSTRUCTION | 26 | 5♣ | ♦A | +1 | +8 |
| +3.6 | Round 12 | SHANGHAILVCHENG | 22 | 3N | ♥A | -1 | +5 |
| +3.6 | Round 13 | HUATIE HAIXING | 4 | 4♠ | ♦10 | = | -1 |
| +3.5 | Round 4 | CHATEAU ROSSENOVO | 10 | 3N | ♠8 | -1 | +6 |
| +3.4 | Round 15 | YANAGISAWA | 26 | 1N | ♠4 | -2 | +2 |
| +2.9 | Round 6 | CHINESE TAIPEI LADIES | 26 | 4♠ | ♥Q | +2 | +6 |
| +2.7 | Round 4 | CHATEAU ROSSENOVO | 9 | 2♥ | ♥4 | -2 | +5 |
| +2.7 | Round 14 | SWE-DANES | 11 | 3♥ | ♣3 | = | +6 |
| +2.6 | Round 6 | CHINESE TAIPEI LADIES | 25 | 3♥ | ♦8 | -1 | +6 |
| +2.5 | Round 7 | AUKEN | 10 | 3♥ | ♣Q | +2 | +2 |
| +2.5 | Round 8 | HUBEI DONGFENG | 18 | 2♠ | ♠J | +1 | +1 |
| +2.5 | Round 11 | SHANGHAI KEJU | 12 | 3♣ | ♣2 | = | +11 |
| +2.4 | Round 14 | SWE-DANES | 16 | 4♠ | ♣6 | = | +0 |
| +2.3 | Round 10 | SHANGHAI EPC | 8 | 3♠ | ♦A | = | +6 |
| +2.2 | Round 14 | SWE-DANES | 15 | 3♠ | ♦A | -1 | +0 |
| +1.8 | Round 6 | CHINESE TAIPEI LADIES | 24 | 3N | ♣5 | -1 | +5 |
| +1.5 | Round 4 | CHATEAU ROSSENOVO | 3 | 3N | ♦2 | +1 | -1 |
| +1.5 | Round 4 | CHATEAU ROSSENOVO | 6 | 3N | ♠Q | -5 | -9 |
| +1.5 | Round 8 | HUBEI DONGFENG | 17 | 3N | ♥9 | +1 | -5 |
| +1.5 | Round 12 | SHANGHAILVCHENG | 29 | 3♠ | ♥Q | -1 | +0 |
| +1.3 | Round 3 | JIANPING CONSTRUCTION | 29 | 5♦ | ♣A | +1 | -1 |
| +1.3 | Round 4 | CHATEAU ROSSENOVO | 1 | 4♥ | ♠2 | -1 | -2 |
| +1.3 | Round 11 | SHANGHAI KEJU | 17 | 2♠ | ♣Q | -1 | +4 |
| +1.2 | Round 5 | LAVAZZA | 17 | 2♠ | ♣5 | -1 | -2 |
| +1.2 | Round 11 | SHANGHAI KEJU | 19 | 4♠ | ♣J | +1 | +1 |
| +1.2 | Round 13 | HUATIE HAIXING | 1 | 4♠ | ♣4 | = | +0 |
| +1.2 | Round 15 | YANAGISAWA | 23 | 1N | ♦2 | -1 | +5 |
| +1.0 | Round 6 | CHINESE TAIPEI LADIES | 28 | 3N | ♠5 | +1 | +1 |
| +1.0 | Round 7 | AUKEN | 2 | 1N | ♠K | = | -1 |
| +1.0 | Round 10 | SHANGHAI EPC | 4 | 1N | ♣6 | -1 | +5 |
| +1.0 | Round 10 | SHANGHAI EPC | 10 | 2♠ | ♣5 | +1 | +1 |
| +0.9 | Round 8 | HUBEI DONGFENG | 13 | 4♠ | ♥A | +2 | +7 |
| +0.9 | Round 9 | GRANT | 24 | 4♥ | ♦4 | = | -5 |
| +0.9 | Round 10 | SHANGHAI EPC | 1 | 1N | ♥4 | -1 | +4 |
| +0.8 | Round 7 | AUKEN | 4 | 4♥ | ♦4 | +1 | +0 |
| +0.6 | Round 14 | SWE-DANES | 13 | 4♠ | ♣K | +2 | -6 |
| +0.5 | Round 10 | SHANGHAI EPC | 6 | 4♠ | ♦5 | = | +0 |
| +0.5 | Round 12 | SHANGHAILVCHENG | 21 | 3♦ | ♣3 | +2 | +2 |
| +0.5 | Round 12 | SHANGHAILVCHENG | 23 | 5♦ | ♠6 | -1 | +6 |
| +0.5 | Round 14 | SWE-DANES | 17 | 1N | ♠6 | +1 | +0 |
| +0.5 | Round 15 | YANAGISAWA | 28 | 1N | ♣6 | -2 | +2 |
| +0.4 | Round 13 | HUATIE HAIXING | 7 | 4♥ | ♠9 | = | -1 |
| +0.4 | Round 14 | SWE-DANES | 19 | 1N | ♠J | = | -5 |
| +0.3 | Round 10 | SHANGHAI EPC | 5 | 4♠ | ♦2 | +2 | +11 |
| +0.2 | Round 6 | CHINESE TAIPEI LADIES | 27 | 4♥ | ♦K | -1 | +5 |
| +0.2 | Round 9 | GRANT | 23 | 1N | ♥4 | +1 | +0 |
| +0.2 | Round 15 | YANAGISAWA | 22 | 4♠ | ♠2 | +1 | +5 |
| +0.1 | Round 7 | AUKEN | 1 | 4♥ | ♣5 | = | +1 |
| +0.1 | Round 7 | AUKEN | 9 | 4♥ | ♦2 | +1 | +11 |
| +0.1 | Round 11 | SHANGHAI KEJU | 20 | 3N | ♠2 | +3 | +13 |
| +0.1 | Round 15 | YANAGISAWA | 29 | 3N | ♠10 | = | -1 |
| -0.0 | Round 6 | CHINESE TAIPEI LADIES | 22 | 2♥ | ♣K | -2 | -5 |
| -0.0 | Round 7 | AUKEN | 3 | 2♦ | ♥3 | -2 | -9 |
| +0.0 | Round 13 | HUATIE HAIXING | 5 | 5♦ | ♥J | +1 | +13 |
| +0.0 | Round 13 | HUATIE HAIXING | 9 | 4♠ | ♥A | +1 | +0 |
| -0.1 | Round 4 | CHATEAU ROSSENOVO | 2 | 3N | ♠4 | +1 | +0 |
| -0.2 | Round 12 | SHANGHAILVCHENG | 25 | 3N | ♥5 | +1 | +5 |
| -0.3 | Round 12 | SHANGHAILVCHENG | 28 | 5♦x | ♠A | -2 | +4 |
| -0.4 | Round 6 | CHINESE TAIPEI LADIES | 23 | 3♥ | ♠8 | = | +0 |
| -0.4 | Round 9 | GRANT | 28 | 5♦ | ♠K | +1 | +5 |
| -0.4 | Round 10 | SHANGHAI EPC | 3 | 1N | ♠6 | -3 | +0 |
| -0.5 | Round 3 | JIANPING CONSTRUCTION | 27 | 4♠x | ♦A | -1 | +1 |
| -0.6 | Round 5 | LAVAZZA | 20 | 4♠ | ♣Q | = | +1 |
| -0.7 | Round 3 | JIANPING CONSTRUCTION | 22 | 3N | ♥5 | +1 | +5 |
| -0.7 | Round 15 | YANAGISAWA | 24 | 2Nx | ♣3 | -1 | -5 |
| -0.8 | Round 5 | LAVAZZA | 16 | 2♥x | ♦K | -1 | -1 |
| -0.8 | Round 13 | HUATIE HAIXING | 3 | 3N | ♥5 | +2 | +0 |
| -0.9 | Round 6 | CHINESE TAIPEI LADIES | 29 | 3♦ | ♣7 | = | +0 |
| -1.0 | Round 4 | CHATEAU ROSSENOVO | 5 | 1N | ♦5 | -1 | +1 |
| -1.1 | Round 8 | HUBEI DONGFENG | 16 | 2♠ | ♥A | +1 | +0 |
| -1.2 | Round 11 | SHANGHAI KEJU | 13 | 2♥ | ♣2 | = | -1 |
| -1.3 | Round 12 | SHANGHAILVCHENG | 30 | 4♥ | ♦A | -1 | -5 |
| -1.6 | Round 5 | LAVAZZA | 14 | 3♦ | ♣K | +1 | -1 |
| -1.6 | Round 14 | SWE-DANES | 12 | 3♠ | ♦10 | -1 | +2 |
| -1.9 | Round 7 | AUKEN | 7 | 4♠ | ♥3 | -1 | -6 |
| -2.3 | Round 5 | LAVAZZA | 18 | 4♠ | ♣3 | -1 | -5 |
| -2.3 | Round 9 | GRANT | 25 | 3N | ♠6 | -1 | -6 |
| -2.3 | Round 12 | SHANGHAILVCHENG | 26 | 4♠ | ♣A | -1 | -6 |
| -2.4 | Round 8 | HUBEI DONGFENG | 19 | 2♠ | ♥K | = | -5 |
| -2.6 | Round 8 | HUBEI DONGFENG | 20 | 4♠ | ♦A | = | +0 |
| -2.7 | Round 11 | SHANGHAI KEJU | 11 | 1N | ♥2 | +3 | -6 |
| -2.9 | Round 9 | GRANT | 30 | 3♠ | ♠J | +2 | -2 |
| -2.9 | Round 11 | SHANGHAI KEJU | 15 | 4♠ | ♣A | -1 | +2 |
| -3.0 | Round 11 | SHANGHAI KEJU | 18 | 3N | ♠2 | -2 | -5 |
| -3.1 | Round 8 | HUBEI DONGFENG | 14 | 2♥ | ♣2 | -1 | -4 |
| -3.1 | Round 9 | GRANT | 26 | 4♠ | ♠4 | -1 | -6 |
| -3.1 | Round 12 | SHANGHAILVCHENG | 27 | 5♥ | ♦Q | = | +5 |
| -3.2 | Round 11 | SHANGHAI KEJU | 14 | 3♦ | ♥K | +3 | -15 |
| -3.3 | Round 3 | JIANPING CONSTRUCTION | 30 | 3N | ♥7 | = | +6 |
| -3.4 | Round 6 | CHINESE TAIPEI LADIES | 30 | 3N | ♥2 | -3 | -7 |
| -3.9 | Round 5 | LAVAZZA | 11 | 1N | ♠J | = | +0 |
| -4.0 | Round 5 | LAVAZZA | 12 | 2♠ | ♦K | -1 | -5 |
| -4.1 | Round 13 | HUATIE HAIXING | 2 | 4♥ | ♦8 | +1 | +0 |
| -4.2 | Round 5 | LAVAZZA | 19 | 3♠ | ♥3 | = | -6 |
| -4.3 | Round 9 | GRANT | 21 | 3N | ♣8 | +1 | -5 |
| -4.4 | Round 3 | JIANPING CONSTRUCTION | 25 | 2N | ♥10 | -1 | -5 |
| -4.5 | Round 8 | HUBEI DONGFENG | 12 | 3N | ♦4 | -3 | -7 |
| -4.7 | Round 7 | AUKEN | 5 | 5♠x | ♦Q | -1 | -7 |
| -5.1 | Round 9 | GRANT | 29 | 2♠ | ♣7 | = | -6 |
| -5.2 | Round 10 | SHANGHAI EPC | 9 | 4♥ | ♠2 | = | -8 |
| -5.3 | Round 8 | HUBEI DONGFENG | 11 | 3N | ♥4 | -1 | -8 |
| -5.5 | Round 4 | CHATEAU ROSSENOVO | 7 | 3♥ | ♣A | = | -7 |
| -6.3 | Round 3 | JIANPING CONSTRUCTION | 28 | 3N | ♠7 | +1 | -5 |
| -6.6 | Round 10 | SHANGHAI EPC | 2 | 5♦x | ♥2 | = | -4 |
| -6.8 | Round 11 | SHANGHAI KEJU | 16 | 6♠ | ♠9 | -1 | -13 |
| -7.0 | Round 14 | SWE-DANES | 20 | 2♠ | ♠6 | +2 | -10 |
| -7.2 | Round 4 | CHATEAU ROSSENOVO | 4 | 5♦ | ♣Q | = | +1 |
| -7.7 | Round 15 | YANAGISAWA | 27 | 3N | ♦3 | = | -6 |
| -7.8 | Round 12 | SHANGHAILVCHENG | 24 | 3N | ♥J | +2 | -12 |
| -7.8 | Round 14 | SWE-DANES | 18 | 4♥ | ♥4 | = | -5 |
| -8.7 | Round 3 | JIANPING CONSTRUCTION | 23 | 3♣ | ♥K | +2 | -11 |
| -9.7 | Round 5 | LAVAZZA | 15 | 5♦ | ♣2 | -1 | -14 |
| -9.7 | Round 7 | AUKEN | 6 | 4♣ | ♦A | -3 | -11 |
| -10.1 | Round 13 | HUATIE HAIXING | 8 | 4♣x | ♠K | -5 | +9 |