CHEN Wenmin · CHINA PETROLEUM SPORTS ASSCCIA
vs par split: bidding +1.29 · play -0.55
Strength of schedule: opponents averaged +0.19/bd (a tough draw) → opponent-adjusted -0.54/bd
Card play — on target: opening leads 84.6% #147 of 398 · declarer play 61.5% #295 of 398 · defence 72.0% #383 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 87.5% (8) |
| Declarer play | 0.0% (2) | 72.7% (11) |
| Defence | 85.7% (7) | 66.7% (18) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 75.0% (4) · ♦ 66.7% (3) · ♣ 100.0% (4)
vs par by strain: NT +0.31 (13) · a suit +0.89 (36)
vs par by level: part-score -0.06 (17) · game +0.57 (28) · slam +5.25 (4)
By role: declaring -0.99/bd (-1.67 vs par · 24) · defending -0.48/bd (+3.04 vs par · 25)
By vulnerability: vulnerable -2.00/bd (-0.83 vs par · 24) · not vulnerable +0.49/bd (+2.24 vs par · 25)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | Z.Yang | E.Ginossar – R.Barr | Open | 7 | +0.3 | +0.04 | -0.14 |
| Round 3 | Z.Yang | H.Huang – S.Wang | Closed | 7 | +1.2 | +0.17 | -0.57 |
| Round 4 | Z.Yang | J.Tong – B.Du | Open | 7 | -27.7 | -3.96 | -1.14 |
| Round 5 | Y.Tang | D.Korbel – S.Shi | Open | 7 | +2.2 | +0.31 | +0.86 |
| Round 6 | Y.Tang | W.Yue – X.Li | Open | 7 | +6.8 | +0.97 | +3.43 |
| Round 7 | Y.Tang | J.Peng – J.Yan | Closed | 7 | -8.0 | -1.14 | +2.57 |
| Round 8 | Y.Tang | Z.Xie – Z.Liao | Closed | 7 | -10.6 | -1.51 | +0.14 |
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 |
|---|---|---|---|---|---|---|---|
| +7.7 | Round 6 | SHANDONGPUSHI TEAM | 14 | 6NTx | ♥5 | -2 | +12 |
| +6.7 | Round 2 | BARR | 8 | 6♥ | ♦10 | = | +10 |
| +5.6 | Round 2 | BARR | 14 | 4♠ | ♥4 | = | -1 |
| +5.1 | Round 3 | XBA | 18 | 3NT | ♦3 | = | +0 |
| +4.6 | Round 8 | REDBULL | 27 | 4♠ | ♦K | -1 | +5 |
| +4.2 | Round 6 | SHANDONGPUSHI TEAM | 11 | 4♠ | ♦4 | +2 | +11 |
| +4.2 | Round 6 | SHANDONGPUSHI TEAM | 12 | 5♥ | ♠A | +2 | +12 |
| +4.2 | Round 7 | SUZHOUTAIHU | 21 | 4♠ | ♥A | -1 | +6 |
| +3.4 | Round 5 | MCMULLIN | 7 | 2♠ | ♥4 | = | +0 |
| +2.5 | Round 8 | REDBULL | 23 | 4♣ | ♦10 | -1 | +12 |
| +2.2 | Round 7 | SUZHOUTAIHU | 20 | 2♠ | ♦J | = | +0 |
| +1.9 | Round 4 | PAN-CHINA | 24 | 4♥ | ♦J | = | -1 |
| +1.8 | Round 5 | MCMULLIN | 3 | 2♠ | ♥K | +1 | +7 |
| +1.5 | Round 5 | MCMULLIN | 1 | 5♦ | ♠K | = | -3 |
| +1.0 | Round 3 | XBA | 21 | 4♠ | ♥4 | +1 | +0 |
| +1.0 | Round 7 | SUZHOUTAIHU | 18 | 7♣x | ♦Q | -4 | +16 |
| +0.4 | Round 3 | XBA | 20 | 3NT | ♠8 | +1 | -1 |
| +0.3 | Round 2 | BARR | 13 | 3NT | ♠3 | = | +0 |
| +0.3 | Round 6 | SHANDONGPUSHI TEAM | 9 | 4♥ | ♣10 | +1 | +0 |
| +0.1 | Round 3 | XBA | 19 | 4♥ | ♦3 | +1 | +0 |
| +0.1 | Round 5 | MCMULLIN | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 4 | PAN-CHINA | 25 | 3NT | ♠4 | = | +0 |
| -0.1 | Round 4 | PAN-CHINA | 27 | 3♠ | ♣Q | -1 | +2 |
| -0.1 | Round 6 | SHANDONGPUSHI TEAM | 10 | 4♥ | ♣9 | = | +1 |
| -0.4 | Round 3 | XBA | 17 | 3♦ | ♣A | -1 | +5 |
| -0.6 | Round 5 | MCMULLIN | 5 | 2♠ | ♣2 | = | -1 |
| -0.6 | Round 6 | SHANDONGPUSHI TEAM | 13 | 1NT | ♥5 | +2 | -10 |
| -1.0 | Round 3 | XBA | 16 | 2♠ | ♥5 | -3 | +0 |
| -1.2 | Round 7 | SUZHOUTAIHU | 16 | 3♥ | ♥6 | -1 | -3 |
| -1.5 | Round 5 | MCMULLIN | 6 | 3NT | ♥J | +1 | +1 |
| -1.6 | Round 8 | REDBULL | 28 | 3♠ | ♥A | +1 | -1 |
| -1.8 | Round 2 | BARR | 11 | 1NT | ♣6 | = | +1 |
| -1.9 | Round 7 | SUZHOUTAIHU | 15 | 3♣ | ♣Q | +3 | -2 |
| -2.3 | Round 2 | BARR | 10 | 3NT | ♦8 | = | +0 |
| -2.3 | Round 7 | SUZHOUTAIHU | 17 | 3NT | ♣9 | +2 | +10 |
| -2.5 | Round 5 | MCMULLIN | 4 | 3NT | ♥J | = | +2 |
| -3.0 | Round 2 | BARR | 9 | 3NT | ♠J | -2 | -8 |
| -3.5 | Round 8 | REDBULL | 25 | 4♠ | ♥5 | -1 | -6 |
| -3.7 | Round 4 | PAN-CHINA | 23 | 4♥ | ♣2 | +1 | +13 |
| -3.8 | Round 8 | REDBULL | 24 | 3♠ | ♣K | +2 | -6 |
| -4.0 | Round 3 | XBA | 15 | 4♥ | ♣A | = | -8 |
| -4.1 | Round 8 | REDBULL | 26 | 3♥ | ♣A | -1 | +0 |
| -4.7 | Round 8 | REDBULL | 22 | 1NTx | ♥4 | -1 | -3 |
| -5.0 | Round 4 | PAN-CHINA | 28 | 4♥ | ♠A | -2 | -6 |
| -5.2 | Round 2 | BARR | 12 | 4♠ | ♠3 | = | -3 |
| -8.3 | Round 4 | PAN-CHINA | 26 | 4♠ | ♣A | = | +1 |
| -8.9 | Round 6 | SHANDONGPUSHI TEAM | 8 | 3♣x | ♦K | -3 | -2 |
| -10.0 | Round 7 | SUZHOUTAIHU | 19 | 4♥x | ♠5 | -2 | -9 |
| -12.4 | Round 4 | PAN-CHINA | 22 | 7♦ | ♣A | -1 | -17 |