TAN Cheng · DARUI INDUSTRY
vs par split: bidding +1.35 · play +0.31
Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted -0.18/bd
Card play — on target: opening leads 70.0% #419 of 579 · declarer play 78.6% #199 of 579 · defence 85.2% #330 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 66.7% (6) |
| Declarer play | 75.0% (4) | 80.0% (10) |
| Defence | 80.0% (10) | 88.2% (17) |
Opening leads by suit led: ♠ 66.7% (3) · ♦ 100.0% (3) · ♣ 50.0% (4)
vs par by strain: NT +4.56 (16) · a suit +0.24 (33)
vs par by level: part-score +1.82 (17) · game +2.22 (27) · slam -2.00 (5)
By role: declaring +0.47/bd (-2.46 vs par · 22) · defending -0.47/bd (+5.00 vs par · 27)
By vulnerability: vulnerable +1.07/bd (+2.04 vs par · 24) · not vulnerable -1.13/bd (+1.28 vs par · 25)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | W.Tian | J.Hu – C.Loo | Open | 7 | -4.4 | -0.63 | -1.71 |
| Round 3 | W.Tian | P.Zimmermann – F.Multon | Open | 7 | +5.7 | +0.81 | +2.43 |
| Round 4 | W.Tian | M.Briciu – C.Teodorescu | Open | 7 | +19.3 | +2.76 | +6.43 |
| Round 5 | W.Tian | R.Lian – Z.Shao | Open | 7 | -3.1 | -0.44 | -0.57 |
| Round 6 | W.Tian | X.Gan – R.Wang | Open | 7 | -0.5 | -0.07 | +3.29 |
| Round 7 | W.Tian | S.Burgess – G.Lorentz | Open | 7 | +5.2 | +0.74 | +1.71 |
| Round 8 | W.Tian | P.Parolaro – G.Patelli | Open | 7 | -24.7 | -3.53 | +0.00 |
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 |
|---|---|---|---|---|---|---|---|
| +12.2 | Round 4 | ROMANIA | 26 | 3NT | ♣Q | -3 | +17 |
| +9.6 | Round 5 | ZHEJIANG JINGFAN | 5 | 3NT | ♦3 | = | +10 |
| +8.0 | Round 2 | HUANG LONG TEAM | 10 | 4♠ | ♦3 | -1 | +12 |
| +5.0 | Round 3 | MONACO | 16 | 6♦ | ♠5 | = | -2 |
| +5.0 | Round 6 | SHENZHEN NANGANG POWER | 12 | 3NT | ♠2 | -2 | +11 |
| +4.6 | Round 4 | ROMANIA | 23 | 6♥ | ♦3 | -2 | +17 |
| +4.5 | Round 2 | HUANG LONG TEAM | 12 | 3♣ | ♠3 | +1 | +7 |
| +4.5 | Round 3 | MONACO | 21 | 6♠ | ♥J | = | -13 |
| +4.3 | Round 7 | LORENTZ | 16 | 2♣ | ♥J | +2 | +10 |
| +3.1 | Round 2 | HUANG LONG TEAM | 9 | 5♣ | ♦A | = | +0 |
| +3.1 | Round 7 | LORENTZ | 18 | 2♠ | ♦Q | -2 | +6 |
| +2.8 | Round 6 | SHENZHEN NANGANG POWER | 14 | 5♣ | ♠3 | = | +3 |
| +2.8 | Round 7 | LORENTZ | 19 | 3♠x | ♣6 | -1 | +2 |
| +2.7 | Round 4 | ROMANIA | 27 | 4♣ | ♣8 | +1 | +6 |
| +2.7 | Round 7 | LORENTZ | 15 | 3♠ | ♣K | = | +13 |
| +2.6 | Round 8 | ITALIA | 23 | 1NT | ♠6 | -2 | +3 |
| +2.0 | Round 3 | MONACO | 15 | 2♠ | ♦4 | = | +0 |
| +1.9 | Round 3 | MONACO | 18 | 3NT | ♥3 | -3 | +2 |
| +1.5 | Round 4 | ROMANIA | 24 | 3NT | ♠5 | +1 | -1 |
| +1.0 | Round 5 | ZHEJIANG JINGFAN | 7 | 4♠ | ♣3 | = | +0 |
| +0.3 | Round 7 | LORENTZ | 17 | 2♠ | ♦9 | +2 | +1 |
| +0.3 | Round 7 | LORENTZ | 20 | 4♥ | ♦6 | +2 | -13 |
| +0.1 | Round 6 | SHENZHEN NANGANG POWER | 13 | 1NT | ♠A | -1 | +1 |
| +0.0 | Round 4 | ROMANIA | 22 | 2♥ | ♦K | +1 | +0 |
| -0.6 | Round 5 | ZHEJIANG JINGFAN | 2 | 2♥ | ♠10 | +1 | +0 |
| -0.8 | Round 4 | ROMANIA | 28 | 3NT | ♣4 | -1 | -6 |
| -0.9 | Round 4 | ROMANIA | 25 | 3NT | ♣4 | +3 | +12 |
| -1.0 | Round 3 | MONACO | 17 | 1NT | ♦6 | -2 | +1 |
| -1.1 | Round 6 | SHENZHEN NANGANG POWER | 9 | 4♥ | ♣3 | = | +13 |
| -1.2 | Round 6 | SHENZHEN NANGANG POWER | 10 | 3♠ | ♦K | = | +0 |
| -1.5 | Round 8 | ITALIA | 27 | 4♠ | ♦2 | -1 | +2 |
| -1.7 | Round 8 | ITALIA | 24 | 4♥ | ♠A | = | +1 |
| -1.8 | Round 2 | HUANG LONG TEAM | 14 | 2♠ | ♥A | -1 | -4 |
| -1.8 | Round 5 | ZHEJIANG JINGFAN | 1 | 3NT | ♥7 | = | +0 |
| -1.9 | Round 5 | ZHEJIANG JINGFAN | 3 | 3NT | ♠10 | -2 | -6 |
| -2.0 | Round 8 | ITALIA | 26 | 3NT | ♠3 | = | +0 |
| -2.2 | Round 2 | HUANG LONG TEAM | 8 | 3♥ | ♠J | -2 | -5 |
| -2.8 | Round 6 | SHENZHEN NANGANG POWER | 11 | 5♣ | ♦8 | -1 | -5 |
| -2.9 | Round 3 | MONACO | 19 | 3NT | ♦5 | +2 | +17 |
| -2.9 | Round 5 | ZHEJIANG JINGFAN | 4 | 3♠ | ♣5 | +1 | -10 |
| -3.3 | Round 6 | SHENZHEN NANGANG POWER | 8 | 3NT | ♦J | +1 | +0 |
| -3.8 | Round 3 | MONACO | 20 | 3NT | ♠10 | +2 | +12 |
| -4.8 | Round 8 | ITALIA | 25 | 4♥ | ♦4 | = | -1 |
| -6.5 | Round 2 | HUANG LONG TEAM | 13 | 4♠ | ♥8 | -3 | -8 |
| -6.5 | Round 5 | ZHEJIANG JINGFAN | 6 | 7♣ | ♣J | = | +2 |
| -7.0 | Round 8 | ITALIA | 22 | 4♠ | ♣Q | = | +0 |
| -8.3 | Round 7 | LORENTZ | 21 | 4♠ | ♣3 | = | -7 |
| -9.5 | Round 2 | HUANG LONG TEAM | 11 | 7♠x | ♣A | -1 | -14 |
| -10.3 | Round 8 | ITALIA | 28 | 4♥x | ♣3 | = | -5 |