DAI Jianming · HUANG LONG TEAM
vs par split: bidding -1.25 · play -1.07
Strength of schedule: opponents averaged +0.34/bd (a tough draw) → opponent-adjusted +0.18/bd
Card play — on target: opening leads 76.9% #301 of 579 · declarer play 70.6% #323 of 579 · defence 86.4% #301 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 77.8% (9) |
| Declarer play | 75.0% (4) | 69.2% (13) |
| Defence | 66.7% (6) | 93.8% (16) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 80.0% (5) · ♦ 100.0% (2) · ♣ 60.0% (5)
vs par by strain: NT -2.47 (15) · a suit -2.27 (41)
vs par by level: part-score -1.04 (27) · game -3.46 (24) · slam -3.80 (5)
By role: declaring -0.28/bd (-4.50 vs par · 34) · defending +0.02/bd (+1.04 vs par · 22)
By vulnerability: vulnerable -0.50/bd (-3.43 vs par · 28) · not vulnerable +0.18/bd (-1.21 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Hu | X.Hu – Y.Huang | Closed | 7 | +1.7 | +0.24 | -1.29 |
| Round 2 | L.Yang | M.Kong – L.Huang | Closed | 7 | +0.5 | +0.07 | -2.14 |
| Round 3 | L.Yang | R.Levin – S.Weinstein | Open | 7 | +7.7 | +1.10 | -0.43 |
| Round 4 | L.Yang | M.Seamon – J.Cayne | Closed | 7 | +6.7 | +0.96 | -4.43 |
| Round 5 | L.Yang | G.Zhang – S.Liu | Open | 7 | +1.6 | +0.23 | +0.43 |
| Round 6 | L.Yang | L.Soudan – C.Garnier | Closed | 7 | +12.2 | +1.74 | -0.14 |
| Round 7 | L.Yang | J.Piekarek – A.Smirnov | Closed | 7 | -11.4 | -1.63 | -2.57 |
| Round 8 | L.Yang | L.Cheung – C.Fung | Closed | 7 | -28.0 | -4.00 | -8.00 |
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 |
|---|---|---|---|---|---|---|---|
| +11.4 | Round 4 | CAYNE | 26 | 6♦ | ♣Q | = | -2 |
| +10.7 | Round 2 | DARUI INDUSTRY | 10 | 6NT | ♥5 | -3 | +14 |
| +9.5 | Round 6 | GUADELOUPE | 8 | 3♠x | ♣A | -4 | +9 |
| +6.5 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 6 | 7♣ | ♣3 | = | -2 |
| +6.5 | Round 6 | GUADELOUPE | 12 | 3NT | ♠2 | +1 | +0 |
| +6.1 | Round 3 | NICKELL | 16 | 5♦ | ♥6 | +1 | +11 |
| +6.1 | Round 3 | NICKELL | 21 | 4♦x | ♥A | -4 | +16 |
| +5.0 | Round 1 | PING AN CHINA | 4 | 1NT | ♣6 | -2 | +2 |
| +4.9 | Round 1 | PING AN CHINA | 3 | 2♥ | ♦9 | -1 | +5 |
| +3.9 | Round 4 | CAYNE | 27 | 5♣ | ♦A | +1 | +1 |
| +3.1 | Round 2 | DARUI INDUSTRY | 8 | 3♣ | ♦2 | = | +0 |
| +2.8 | Round 6 | GUADELOUPE | 11 | 4♣ | ♣2 | -1 | +5 |
| +2.8 | Round 7 | LITTLE MECK | 18 | 1NT | ♠3 | +1 | -1 |
| +2.2 | Round 1 | PING AN CHINA | 7 | 5♣ | ♥Q | = | -1 |
| +2.0 | Round 3 | NICKELL | 19 | 4NT | ♦5 | = | -17 |
| +1.8 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 1 | 3NT | ♥6 | = | +0 |
| +1.2 | Round 3 | NICKELL | 18 | 2♠ | ♥Q | -1 | +2 |
| +1.2 | Round 6 | GUADELOUPE | 10 | 3♠ | ♦K | = | +0 |
| +0.9 | Round 4 | CAYNE | 25 | 3NT | ♣3 | +3 | -12 |
| +0.9 | Round 6 | GUADELOUPE | 13 | 3♠ | ♥A | = | +0 |
| +0.8 | Round 4 | CAYNE | 28 | 3NT | ♣4 | -1 | +6 |
| +0.6 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 2 | 2♥ | ♠10 | +1 | +0 |
| +0.5 | Round 3 | NICKELL | 17 | 1NT | ♠K | = | -2 |
| +0.3 | Round 2 | DARUI INDUSTRY | 11 | 4♠ | ♥K | +1 | -10 |
| +0.2 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 3 | 3NT | ♠10 | -1 | +5 |
| -0.0 | Round 4 | CAYNE | 22 | 2♥ | ♦A | +1 | +0 |
| -0.1 | Round 1 | PING AN CHINA | 2 | 3NT | ♥5 | -1 | -5 |
| -0.2 | Round 3 | NICKELL | 15 | 3♦ | ♣8 | -1 | +2 |
| -0.3 | Round 7 | LITTLE MECK | 17 | 3♠ | ♥2 | +1 | -1 |
| -0.3 | Round 7 | LITTLE MECK | 20 | 4♠ | ♦3 | +2 | +13 |
| -0.4 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 5 | 1♥ | ♣A | +2 | +0 |
| -0.4 | Round 6 | GUADELOUPE | 14 | 4♠x | ♦K | -2 | +0 |
| -0.7 | Round 1 | PING AN CHINA | 5 | 2♠ | ♣3 | +2 | -1 |
| -1.0 | Round 2 | DARUI INDUSTRY | 12 | 5♣ | ♥A | -1 | +1 |
| -1.0 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 7 | 4♠ | ♥3 | = | +0 |
| -1.2 | Round 7 | LITTLE MECK | 19 | 4♦ | ♠A | = | +0 |
| -1.2 | Round 8 | HKJ9 | 24 | 4♠x | ♥Q | -2 | -4 |
| -1.8 | Round 2 | DARUI INDUSTRY | 14 | 3♦ | ♦3 | -1 | -4 |
| -2.0 | Round 4 | CAYNE | 23 | 6♣ | ♦10 | -1 | -17 |
| -2.0 | Round 7 | LITTLE MECK | 21 | 4♠ | ♥6 | -1 | -5 |
| -2.4 | Round 8 | HKJ9 | 25 | 4♠x | ♣K | -2 | -7 |
| -2.6 | Round 2 | DARUI INDUSTRY | 9 | 3♣ | ♦A | +2 | -6 |
| -2.6 | Round 8 | HKJ9 | 23 | 1NT | ♠4 | -2 | -3 |
| -3.2 | Round 8 | HKJ9 | 27 | 3♠ | ♥A | = | -6 |
| -3.4 | Round 1 | PING AN CHINA | 1 | 2♠ | ♦Q | -1 | +2 |
| -3.5 | Round 8 | HKJ9 | 28 | 4♥ | ♣6 | -2 | -11 |
| -3.7 | Round 7 | LITTLE MECK | 16 | 2♦ | ♠9 | +3 | -10 |
| -4.0 | Round 8 | HKJ9 | 22 | 6♦ | ♥9 | -1 | -12 |
| -6.1 | Round 5 | SHAOGUAN BRIDGE ASOCIATION | 4 | 3NT | ♣6 | +1 | +0 |
| -6.2 | Round 1 | PING AN CHINA | 6 | 3NT | ♦Q | = | -11 |
| -6.7 | Round 7 | LITTLE MECK | 15 | 4♠ | ♥2 | -1 | -14 |
| -8.0 | Round 3 | NICKELL | 20 | 3♦ | ♥8 | +1 | -15 |
| -8.2 | Round 2 | DARUI INDUSTRY | 13 | 4♠ | ♥8 | -2 | -10 |
| -8.3 | Round 4 | CAYNE | 24 | 2♣xx | ♦5 | +1 | -7 |
| -8.3 | Round 6 | GUADELOUPE | 9 | 3♦ | ♣A | +2 | -15 |
| -11.1 | Round 8 | HKJ9 | 26 | 3NT | ♥10 | -2 | -13 |