🇨🇳 CHENG Zhiyu · CHINA
vs par split: bidding -1.41 · play +2.04
Strength of schedule: opponents averaged -0.66/bd (an easy draw) → opponent-adjusted -0.16/bd
Card play — on target: opening leads 61.5% #10 of 18 · declarer play 88.2% #4 of 18 · defence 32.0% #5 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (6) | 71.4% (7) |
| Declarer play | 71.4% (7) | 100.0% (10) |
| Defence | 25.0% (8) | 35.3% (17) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 33.3% (3) · ♦ 75.0% (4) · ♣ 66.7% (3)
vs par by strain: NT +1.21 (19) · a suit +0.32 (37)
vs par by level: part-score +3.10 (10) · game -0.10 (42) · slam +2.00 (4)
By role: declaring -0.10/bd (+3.48 vs par · 31) · defending +1.26/bd (-2.92 vs par · 25)
By vulnerability: vulnerable +0.17/bd (+0.50 vs par · 28) · not vulnerable +0.84/bd (+0.75 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Semifinal | J.Shen | K.Kopka – M.Maszenda | Closed | 14 | +15.7 | +1.12 | +2.07 |
| Semifinal | J.Shen | M.Kaleta – T.Pawelczyk | Closed | 14 | -35.2 | -2.51 | -2.43 |
| Final | J.Shen | A.Sandin – S.Clementsson | Open | 14 | +21.2 | +1.51 | +1.57 |
| Final | J.Shen | E.Hansson – T.Bodin | Closed | 14 | +26.6 | +1.90 | +1.29 |
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 |
|---|---|---|---|---|---|---|---|
| +11.0 | Final | 🇸🇪 SWEDEN | 28 | 5♦x | ♥6 | -1 | -11 |
| +10.0 | Final | 🇸🇪 SWEDEN | 24 | 4♥ | ♦3 | -1 | +14 |
| +8.7 | Semifinal | 🇵🇱 POLAND | 3 | 5♣x | ♥A | +1 | +6 |
| +7.3 | Final | 🇸🇪 SWEDEN | 18 | 4♥ | ♠5 | +2 | -8 |
| +6.3 | Final | 🇸🇪 SWEDEN | 9 | 5♥x | ♦A | = | +11 |
| +5.3 | Semifinal | 🇵🇱 POLAND | 2 | 3♠ | ♦J | -1 | -8 |
| +5.3 | Final | 🇸🇪 SWEDEN | 5 | 3♣ | ♦3 | -2 | +2 |
| +5.3 | Final | 🇸🇪 SWEDEN | 13 | 3♥ | ♦A | = | +10 |
| +5.0 | Final | 🇸🇪 SWEDEN | 2 | 2♦ | ♣4 | +2 | -7 |
| +5.0 | Final | 🇸🇪 SWEDEN | 8 | 4♥x | ♠6 | -1 | +17 |
| +4.7 | Semifinal | 🇵🇱 POLAND | 16 | 4♥ | ♣Q | -2 | +0 |
| +4.7 | Final | 🇸🇪 SWEDEN | 6 | 3NT | ♦8 | +2 | -13 |
| +4.7 | Final | 🇸🇪 SWEDEN | 21 | 2♥ | ♣A | = | +11 |
| +4.0 | Semifinal | 🇵🇱 POLAND | 1 | 2♠ | ♣A | = | +11 |
| +3.7 | Semifinal | 🇵🇱 POLAND | 10 | 3NT | ♠3 | +2 | +1 |
| +3.7 | Semifinal | 🇵🇱 POLAND | 22 | 7NT | ♣3 | = | +18 |
| +3.7 | Final | 🇸🇪 SWEDEN | 12 | 4♠ | ♦Q | +1 | -11 |
| +3.3 | Semifinal | 🇵🇱 POLAND | 5 | 4♥ | ♦A | = | +14 |
| +3.3 | Final | 🇸🇪 SWEDEN | 15 | 3NT | ♣J | = | -1 |
| +3.0 | Semifinal | 🇵🇱 POLAND | 23 | 5♦ | ♠Q | -2 | -7 |
| +3.0 | Final | 🇸🇪 SWEDEN | 3 | 3NT | ♥3 | -1 | +14 |
| +2.7 | Final | 🇸🇪 SWEDEN | 25 | 2♥ | ♦A | = | +12 |
| +2.3 | Final | 🇸🇪 SWEDEN | 14 | 4♠ | ♣10 | +3 | +14 |
| +2.3 | Final | 🇸🇪 SWEDEN | 17 | 4♠ | ♦10 | -2 | -13 |
| +2.3 | Final | 🇸🇪 SWEDEN | 19 | 3♠ | ♣7 | = | -11 |
| +2.0 | Semifinal | 🇵🇱 POLAND | 19 | 3NT | ♣A | -2 | +11 |
| +2.0 | Semifinal | 🇵🇱 POLAND | 27 | 3NT | ♦7 | = | -1 |
| +2.0 | Final | 🇸🇪 SWEDEN | 4 | 3♥ | ♦J | -2 | +2 |
| +2.0 | Final | 🇸🇪 SWEDEN | 27 | 4♥ | ♣K | +2 | +2 |
| +1.7 | Semifinal | 🇵🇱 POLAND | 14 | 4♠ | ♥A | -1 | +5 |
| +1.3 | Final | 🇸🇪 SWEDEN | 20 | 4♥ | ♠Q | +2 | +5 |
| +1.0 | Semifinal | 🇵🇱 POLAND | 7 | 6♥ | ♣10 | +1 | +18 |
| +1.0 | Final | 🇸🇪 SWEDEN | 10 | 4♠ | ♣8 | +1 | +13 |
| +0.3 | Semifinal | 🇵🇱 POLAND | 13 | 3NT | ♥K | +2 | -4 |
| +0.3 | Final | 🇸🇪 SWEDEN | 1 | 3NT | ♠3 | = | -6 |
| +0.0 | Semifinal | 🇵🇱 POLAND | 21 | 4♥ | ♠3 | = | -13 |
| +0.0 | Semifinal | 🇵🇱 POLAND | 28 | 3NT | ♣5 | +1 | +11 |
| +0.0 | Final | 🇸🇪 SWEDEN | 22 | 3NT | ♠8 | +1 | +11 |
| -0.3 | Semifinal | 🇵🇱 POLAND | 6 | 3NT | ♦2 | +1 | -10 |
| -0.7 | Semifinal | 🇵🇱 POLAND | 12 | 3NT | ♦2 | +3 | -13 |
| -1.0 | Semifinal | 🇵🇱 POLAND | 9 | 3NT | ♠5 | +3 | +16 |
| -2.0 | Semifinal | 🇵🇱 POLAND | 11 | 3NT | ♦2 | = | +14 |
| -2.3 | Semifinal | 🇵🇱 POLAND | 15 | 3NT | ♦9 | -2 | +0 |
| -2.3 | Semifinal | 🇵🇱 POLAND | 18 | 3NT | ♥4 | -1 | -11 |
| -2.7 | Final | 🇸🇪 SWEDEN | 11 | 4♥ | ♣3 | +1 | -11 |
| -3.3 | Semifinal | 🇵🇱 POLAND | 25 | 4♠ | ♥8 | = | +0 |
| -4.0 | Semifinal | 🇵🇱 POLAND | 8 | 5♣x | ♥K | -3 | -16 |
| -4.3 | Semifinal | 🇵🇱 POLAND | 4 | 4♠ | ♣2 | -1 | -5 |
| -4.3 | Final | 🇸🇪 SWEDEN | 23 | 3♥x | ♣Q | -1 | +9 |
| -5.0 | Final | 🇸🇪 SWEDEN | 26 | 3NT | ♥3 | +3 | -3 |
| -9.0 | Semifinal | 🇵🇱 POLAND | 20 | 4♠ | ♦10 | +2 | -11 |
| -9.7 | Semifinal | 🇵🇱 POLAND | 24 | 5♦ | ♠A | -3 | -5 |
| -11.0 | Semifinal | 🇵🇱 POLAND | 17 | 3NT | ♦8 | -2 | -11 |
| -11.0 | Final | 🇸🇪 SWEDEN | 16 | 5♠ | ♣9 | +1 | +1 |
| -13.0 | Semifinal | 🇵🇱 POLAND | 26 | 6♥ | ♠7 | = | -15 |
| -20.0 | Final | 🇸🇪 SWEDEN | 7 | 7♠ | ♥7 | -2 | -13 |