CHAI Junyang · COFCO YALONG BAY
vs par split: bidding +1.29 · play -0.65
Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted -0.53/bd
Card play — on target: opening leads 100.0% #1 of 398 · declarer play 66.7% #236 of 398 · defence 90.5% #91 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 100.0% (10) |
| Declarer play | 100.0% (1) | 60.0% (5) |
| Defence | 100.0% (3) | 88.9% (18) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 100.0% (5) · ♦ 100.0% (3) · ♣ 100.0% (2)
vs par by strain: NT -3.00 (6) · a suit +1.43 (28)
vs par by level: part-score +0.81 (16) · game +1.13 (15) · slam -2.67 (3)
By role: declaring -0.22/bd (-2.77 vs par · 13) · defending -0.75/bd (+2.77 vs par · 22)
By vulnerability: vulnerable -1.55/bd (+0.00 vs par · 18) · not vulnerable +0.50/bd (+1.47 vs par · 17)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | Y.Zhao | Z.Zu – Y.Hu | Open | 7 | -19.1 | -2.73 | -3.14 |
| Round 4 | Y.Zhao | J.Peng – J.Yan | Open | 7 | -21.0 | -3.00 | -2.43 |
| Round 5 | Y.Zhao | Y.Atabey – U.Semerci | Open | 7 | +8.0 | +1.14 | +1.71 |
| Round 7 | Y.Zhao | P.Gao – S.You | Open | 7 | +13.8 | +1.97 | +5.43 |
| Round 8 | Y.Zhao | J.Ma – H.Tian | Closed | 7 | -1.1 | -0.16 | +2.00 |
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 |
|---|---|---|---|---|---|---|---|
| +8.1 | Round 4 | SUZHOUTAIHU | 22 | 6♦ | ♥Q | = | -2 |
| +6.8 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 15 | 4♣ | ♠K | -2 | +7 |
| +6.4 | Round 2 | WUHAN | 14 | 4NT | ♥A | +1 | +0 |
| +4.6 | Round 8 | SANYA-HONGYE | 27 | 4♠ | ♥8 | -1 | +5 |
| +4.4 | Round 5 | ATABEY | 5 | 2♥ | ♠5 | -3 | +4 |
| +4.2 | Round 5 | ATABEY | 7 | 2♠ | ♥4 | +1 | +1 |
| +4.2 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 18 | 5♦ | ♣A | +2 | +17 |
| +2.7 | Round 8 | SANYA-HONGYE | 22 | 3♣ | ♥3 | -2 | +5 |
| +2.2 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 20 | 2♠ | ♦J | = | +0 |
| +2.1 | Round 8 | SANYA-HONGYE | 25 | 5♠x | ♣6 | -2 | +0 |
| +1.9 | Round 4 | SUZHOUTAIHU | 24 | 4♥ | ♦J | = | -1 |
| +1.8 | Round 5 | ATABEY | 3 | 2♠ | ♦4 | +1 | +7 |
| +1.8 | Round 8 | SANYA-HONGYE | 28 | 3♥ | ♣K | -1 | +3 |
| +1.5 | Round 5 | ATABEY | 1 | 5♦ | ♠A | = | -3 |
| +1.5 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 16 | 3♣ | ♠Q | -3 | +0 |
| +0.2 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 19 | Pass | +3 | ||
| +0.1 | Round 5 | ATABEY | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 4 | SUZHOUTAIHU | 25 | 3NT | ♠4 | = | +0 |
| -0.5 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 21 | 3♠ | ♦3 | = | +0 |
| -0.6 | Round 7 | BRIDGE ASSOCIATION OF FUJIAN P | 17 | 5♦ | ♠K | = | +11 |
| -1.5 | Round 5 | ATABEY | 6 | 4♠ | ♦A | = | +1 |
| -1.8 | Round 2 | WUHAN | 8 | 6♠x | ♥6 | -3 | +0 |
| -1.8 | Round 2 | WUHAN | 11 | 2♦ | ♥5 | = | +1 |
| -2.3 | Round 2 | WUHAN | 10 | 3NT | ♣8 | = | +0 |
| -2.5 | Round 5 | ATABEY | 4 | 3NT | ♥J | = | +2 |
| -2.6 | Round 8 | SANYA-HONGYE | 23 | 3♣ | ♥K | +1 | +9 |
| -2.7 | Round 4 | SUZHOUTAIHU | 27 | 2♣ | ♦8 | +3 | -2 |
| -3.0 | Round 2 | WUHAN | 9 | 2NT | ♠J | -2 | -8 |
| -4.1 | Round 8 | SANYA-HONGYE | 26 | 3♥ | ♣Q | -1 | +0 |
| -5.0 | Round 4 | SUZHOUTAIHU | 28 | 3♦ | ♦4 | -2 | -6 |
| -5.2 | Round 2 | WUHAN | 12 | 4♠ | ♦6 | = | -3 |
| -5.6 | Round 8 | SANYA-HONGYE | 24 | 4♦ | ♣2 | = | -8 |
| -9.0 | Round 4 | SUZHOUTAIHU | 26 | 4♠ | ♣A | +1 | +0 |
| -11.4 | Round 2 | WUHAN | 13 | 3NT | ♦6 | -1 | -12 |
| -14.2 | Round 4 | SUZHOUTAIHU | 23 | 6♥x | ♦5 | = | -6 |