TAN Cheng · DARUI INDUSTRY
vs par split: bidding -1.93 · play +1.64
Strength of schedule: opponents averaged -0.33/bd (an easy draw) → opponent-adjusted +0.02/bd
Card play — on target: opening leads 80.0% #130 of 277 · declarer play 84.6% #79 of 277 · defence 89.5% #69 of 277
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (1) | 77.8% (9) |
| Declarer play | 50.0% (2) | 90.9% (11) |
| Defence | 75.0% (4) | 93.3% (15) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 75.0% (4) · ♦ 66.7% (3) · ♣ 100.0% (1)
vs par by strain: NT -3.00 (7) · a suit +0.26 (35)
vs par by level: part-score -0.41 (17) · game +0.27 (22) · slam -3.67 (3)
By role: declaring -0.20/bd (-2.48 vs par · 23) · defending +1.00/bd (+2.37 vs par · 19)
By vulnerability: vulnerable +0.03/bd (-2.19 vs par · 21) · not vulnerable +0.65/bd (+1.62 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | W.Tian | J.Zaremba – P.Zak | Closed | 7 | +0.8 | +0.11 | -0.86 |
| Round 2 | W.Tian | L.Soudan – C.Garnier | Closed | 7 | -4.5 | -0.64 | -2.57 |
| Round 5 | W.Tian | M.Lewis – P.Jourdain | Closed | 7 | +15.8 | +2.26 | +1.29 |
| Round 6 | W.Tian | N.Aydogdu – F.Aydogdu | Open | 7 | -3.4 | -0.49 | +0.14 |
| Round 7 | W.Tian | Y.Dai – K.Cai | Closed | 7 | -9.6 | -1.37 | -2.00 |
| Round 8 | W.Tian | A.Belkouch – M.Dinia | Closed | 7 | +15.3 | +2.19 | +2.29 |
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 |
|---|---|---|---|---|---|---|---|
| +9.1 | Round 5 | AUSCROWAL | 4 | 4♠ | ♦K | = | +10 |
| +6.9 | Round 6 | TURKEY | 9 | 5♣ | ♥3 | = | +11 |
| +5.8 | Round 7 | BANK OF CHINA IN HAINAN | 19 | 2♥x | ♥8 | -1 | +8 |
| +5.6 | Round 8 | MOROCCAN OPEN T | 23 | 3♦ | ♠5 | -2 | +7 |
| +5.5 | Round 1 | CONSUS POLAND | 6 | 3NT | ♥4 | -1 | +12 |
| +5.4 | Round 7 | BANK OF CHINA IN HAINAN | 16 | 4♠ | ♥Q | -2 | +7 |
| +4.7 | Round 5 | AUSCROWAL | 7 | 6♥ | ♠A | = | +0 |
| +4.4 | Round 8 | MOROCCAN OPEN T | 22 | 3♠ | ♥Q | -2 | +8 |
| +4.2 | Round 8 | MOROCCAN OPEN T | 24 | 5♠ | ♣9 | -2 | +6 |
| +4.0 | Round 2 | GUADELOUPE | 9 | 4♠ | ♦Q | -1 | +6 |
| +3.9 | Round 1 | CONSUS POLAND | 4 | 1NT | ♣A | -2 | -9 |
| +3.6 | Round 2 | GUADELOUPE | 10 | 4♥ | ♠3 | = | +3 |
| +3.6 | Round 5 | AUSCROWAL | 5 | 4♠ | ♠3 | -1 | +10 |
| +2.9 | Round 6 | TURKEY | 8 | 2♠ | ♦K | = | +5 |
| +2.9 | Round 8 | MOROCCAN OPEN T | 27 | 4♠ | ♣6 | = | +0 |
| +2.8 | Round 8 | MOROCCAN OPEN T | 25 | 3♣ | ♠Q | -2 | +2 |
| +1.8 | Round 2 | GUADELOUPE | 12 | 3♦ | ♣2 | -2 | +0 |
| +1.8 | Round 6 | TURKEY | 12 | 5♥ | ♣2 | = | +0 |
| +0.8 | Round 8 | MOROCCAN OPEN T | 28 | 4♠ | ♦J | = | +3 |
| +0.7 | Round 5 | AUSCROWAL | 6 | 6NT | ♦Q | = | -11 |
| +0.6 | Round 5 | AUSCROWAL | 1 | 4♥ | ♥5 | +1 | +0 |
| -0.2 | Round 1 | CONSUS POLAND | 7 | 4♥ | ♦6 | -1 | +1 |
| -0.2 | Round 2 | GUADELOUPE | 11 | 3♠ | ♦2 | = | +1 |
| -0.2 | Round 5 | AUSCROWAL | 2 | 3♣ | ♥K | = | +1 |
| -1.4 | Round 1 | CONSUS POLAND | 2 | 2♥ | ♦Q | +3 | -10 |
| -1.6 | Round 7 | BANK OF CHINA IN HAINAN | 20 | 3♥ | ♦3 | -1 | +0 |
| -2.1 | Round 1 | CONSUS POLAND | 3 | 2♠ | ♣K | -2 | +1 |
| -2.1 | Round 6 | TURKEY | 11 | 3♣ | ♦6 | = | +0 |
| -2.3 | Round 2 | GUADELOUPE | 14 | 4♠ | ♥7 | -1 | -4 |
| -2.4 | Round 1 | CONSUS POLAND | 5 | 2♠ | ♠7 | -2 | -2 |
| -2.4 | Round 7 | BANK OF CHINA IN HAINAN | 21 | 6♠ | ♦8 | = | +0 |
| -2.5 | Round 1 | CONSUS POLAND | 1 | 3NT | ♦10 | = | +1 |
| -2.7 | Round 5 | AUSCROWAL | 3 | 3NT | ♥5 | +1 | -1 |
| -3.0 | Round 6 | TURKEY | 13 | 1♠ | ♦Q | +3 | -2 |
| -3.5 | Round 7 | BANK OF CHINA IN HAINAN | 15 | 4♠ | ♥4 | -1 | -12 |
| -3.7 | Round 6 | TURKEY | 10 | 3NT | ♥Q | -1 | -6 |
| -4.4 | Round 7 | BANK OF CHINA IN HAINAN | 18 | 5♦ | ♦3 | +1 | -13 |
| -5.4 | Round 2 | GUADELOUPE | 8 | 1NT | ♠2 | -3 | -7 |
| -5.4 | Round 8 | MOROCCAN OPEN T | 26 | 2♦ | ♥Q | +3 | -10 |
| -6.0 | Round 2 | GUADELOUPE | 13 | 5♠ | ♥4 | +2 | -17 |
| -6.2 | Round 6 | TURKEY | 14 | 4♠ | ♥3 | = | -7 |
| -8.9 | Round 7 | BANK OF CHINA IN HAINAN | 17 | 5♣x | ♣8 | = | -4 |