CHAI Junyang · COFCO YALONG BAY
vs par split: bidding +0.64 · play -1.86
Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted -1.74/bd
Card play — on target: opening leads 87.5% · declarer play 85.7% · defence 15.4%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 83.3% (6) |
| Declarer play | 100.0% (2) | 80.0% (5) |
| Defence | 50.0% (2) | 9.1% (11) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 100.0% (1) · ♦ 100.0% (2) · ♣ 66.7% (3)
vs par by strain: NT +0.50 (6) · a suit -1.68 (22)
vs par by level: part-score -2.00 (11) · game -1.07 (15) · slam +2.00 (2)
By role: declaring -2.35/bd (-1.00 vs par · 15) · defending -0.99/bd (-1.46 vs par · 13)
By vulnerability: vulnerable -1.59/bd (-1.43 vs par · 14) · not vulnerable -1.85/bd (-1.00 vs par · 14)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | J.Ouyang | J.Ran – W.Wang | Closed | 14 | -20.8 | -1.49 | -2.29 |
| Quarterfinal | J.Ouyang | S.Wu – Y.Zhang | Closed | 14 | -27.3 | -1.95 | -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 |
|---|---|---|---|---|---|---|---|
| +8.7 | Quarterfinal | CHINA RED TEAM | 13 | 6♦x | ♥6 | = | +19 |
| +5.1 | Quarterfinal | CHINA RED TEAM | 18 | 2♠ | ♣J | +1 | +1 |
| +5.0 | Quarterfinal | CHINA RED TEAM | 7 | 3NT | ♠4 | -3 | +14 |
| +2.4 | Quarterfinal | CHINA RED TEAM | 22 | 3♠ | ♣5 | -1 | +6 |
| +2.0 | Quarterfinal | CHINA RED TEAM | 25 | 4♠x | ♣6 | +1 | +13 |
| +0.6 | Quarterfinal | CHINA RED TEAM | 27 | 4♦ | ♣A | = | +13 |
| +0.4 | Quarterfinal | CHINA RED TEAM | 20 | 4♠ | ♦A | +1 | -11 |
| +0.0 | Quarterfinal | CHINA RED TEAM | 4 | 3NT | ♦7 | +1 | -13 |
| +0.0 | Quarterfinal | CHINA RED TEAM | 21 | 4♠ | ♦5 | +1 | +15 |
| -0.4 | Quarterfinal | CHINA RED TEAM | 6 | 4NT | ♠4 | = | +1 |
| -0.6 | Quarterfinal | CHINA RED TEAM | 15 | 2♣x | ♠9 | -2 | -13 |
| -1.0 | Quarterfinal | CHINA RED TEAM | 1 | 4♥ | ♠5 | -1 | +10 |
| -1.1 | Quarterfinal | CHINA RED TEAM | 3 | 1NT | ♣6 | -2 | -6 |
| -1.3 | Quarterfinal | CHINA RED TEAM | 17 | 2♣ | ♥4 | = | +8 |
| -1.4 | Quarterfinal | CHINA RED TEAM | 19 | 4♠x | ♣J | -1 | +7 |
| -1.6 | Quarterfinal | CHINA RED TEAM | 14 | 4♠ | ♦J | +1 | -13 |
| -1.9 | Quarterfinal | CHINA RED TEAM | 10 | 3NT | ♣7 | +2 | +21 |
| -2.0 | Quarterfinal | CHINA RED TEAM | 9 | 6♣ | ♦K | = | -15 |
| -2.3 | Quarterfinal | CHINA RED TEAM | 8 | 2♠ | ♣9 | -2 | -11 |
| -3.0 | Quarterfinal | CHINA RED TEAM | 26 | 1♦ | ♣10 | = | +1 |
| -3.4 | Quarterfinal | CHINA RED TEAM | 24 | 5♦x | ♥A | -1 | -6 |
| -5.1 | Quarterfinal | CHINA RED TEAM | 11 | 2♥ | ♦6 | +1 | -7 |
| -5.4 | Quarterfinal | CHINA RED TEAM | 5 | 4♠ | ♦J | +1 | -8 |
| -5.6 | Quarterfinal | CHINA RED TEAM | 2 | 4♠ | ♥Q | +2 | -18 |
| -6.9 | Quarterfinal | CHINA RED TEAM | 23 | 3NT | ♣4 | -3 | -14 |
| -8.1 | Quarterfinal | CHINA RED TEAM | 12 | 4♣ | ♥J | -1 | -6 |
| -9.9 | Quarterfinal | CHINA RED TEAM | 28 | 1♥x | ♦10 | -2 | -8 |
| -11.3 | Quarterfinal | CHINA RED TEAM | 16 | 4♥ | ♣A | -1 | -14 |