JIANG Tong · JINSHUO
vs par split: bidding +1.42 · play -0.69
Strength of schedule: opponents averaged +0.12/bd (a tough draw) → opponent-adjusted +0.07/bd
Card play — on target: opening leads 76.9% · declarer play 46.2% · defence 80.8%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 80.0% (10) |
| Declarer play | 25.0% (4) | 55.6% (9) |
| Defence | 100.0% (5) | 76.2% (21) |
Opening leads by suit led: ♥ 100.0% (3) · ♣ 70.0% (10)
vs par by strain: NT +2.10 (10) · a suit +0.37 (38)
vs par by level: part-score -1.59 (17) · game +1.73 (26) · slam +3.40 (5)
By role: declaring -0.41/bd (-0.91 vs par · 22) · defending +0.27/bd (+2.12 vs par · 26)
By vulnerability: vulnerable -1.02/bd (+0.96 vs par · 24) · not vulnerable +0.94/bd (+0.50 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | X.Zhang | X.Wang – H.Huang | Open | 16 | -1.6 | -0.10 | -0.25 |
| Semifinal | X.Zhang | G.Helgemo – F.Multon | Closed | 16 | +16.3 | +1.02 | +1.12 |
| Final | X.Zhang | K.Jassem – M.Mazurkiewicz | Closed | 16 | -16.7 | -1.04 | +1.31 |
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 |
|---|---|---|---|---|---|---|---|
| +9.0 | Final | MAZURKIEWICZ | 11 | 3NT | ♠7 | +1 | +0 |
| +8.6 | Quarterfinal | CHINA XHJT | 3 | 6♦x | ♣2 | -3 | -5 |
| +8.0 | Semifinal | ZIMMERMANN | 9 | 6NT | ♣2 | = | +0 |
| +7.7 | Final | MAZURKIEWICZ | 3 | 3♦x | ♥10 | -2 | +9 |
| +7.0 | Semifinal | ZIMMERMANN | 14 | 3NT | ♥K | -1 | +10 |
| +6.3 | Semifinal | ZIMMERMANN | 3 | 4♥ | ♣2 | = | -1 |
| +5.6 | Quarterfinal | CHINA XHJT | 8 | 4♠ | ♣2 | -2 | +11 |
| +4.3 | Semifinal | ZIMMERMANN | 7 | 6♦ | ♣2 | +1 | +11 |
| +4.0 | Quarterfinal | CHINA XHJT | 14 | 5♣ | ♣2 | = | -2 |
| +4.0 | Final | MAZURKIEWICZ | 12 | 4♠ | ♥6 | +1 | +11 |
| +3.3 | Semifinal | ZIMMERMANN | 6 | 4♠ | ♣2 | = | +0 |
| +3.0 | Semifinal | ZIMMERMANN | 13 | 2♦ | ♣J | -2 | -9 |
| +3.0 | Final | MAZURKIEWICZ | 8 | 6NT | ♣8 | = | +11 |
| +2.0 | Quarterfinal | CHINA XHJT | 15 | 2♠ | ♣2 | -1 | +4 |
| +2.0 | Final | MAZURKIEWICZ | 6 | 2♠ | ♣J | = | +0 |
| +1.4 | Quarterfinal | CHINA XHJT | 4 | 4♥ | ♣2 | +1 | +0 |
| +1.0 | Quarterfinal | CHINA XHJT | 6 | 3NT | ♣2 | = | +0 |
| +1.0 | Semifinal | ZIMMERMANN | 4 | 5♦ | ♣2 | = | +0 |
| +1.0 | Final | MAZURKIEWICZ | 7 | 4♠ | ♦6 | +1 | +0 |
| +0.3 | Final | MAZURKIEWICZ | 4 | 4♥ | ♣K | = | +13 |
| +0.3 | Final | MAZURKIEWICZ | 13 | 4♠ | ♥5 | +1 | +0 |
| +0.1 | Quarterfinal | CHINA XHJT | 12 | 4♠ | ♣2 | = | +0 |
| +0.0 | Quarterfinal | CHINA XHJT | 9 | 3NT | ♣2 | +2 | +0 |
| +0.0 | Semifinal | ZIMMERMANN | 5 | 4♥ | ♣2 | +2 | +11 |
| -0.3 | Semifinal | ZIMMERMANN | 10 | 2NT | ♣2 | +1 | -1 |
| -0.3 | Semifinal | ZIMMERMANN | 11 | 3NT | ♣2 | = | +7 |
| -0.3 | Final | MAZURKIEWICZ | 5 | 3NT | ♥4 | = | -1 |
| -0.9 | Quarterfinal | CHINA XHJT | 11 | 3♠ | ♣2 | -1 | -5 |
| -1.0 | Quarterfinal | CHINA XHJT | 7 | 4♠ | ♣2 | +2 | +13 |
| -1.0 | Quarterfinal | CHINA XHJT | 10 | 5♦ | ♣2 | -2 | -7 |
| -1.0 | Semifinal | ZIMMERMANN | 8 | 3♣ | ♣2 | +1 | +0 |
| -1.0 | Semifinal | ZIMMERMANN | 16 | 5♦ | ♣7 | -1 | -5 |
| -1.3 | Semifinal | ZIMMERMANN | 1 | 3♥ | ♣2 | +1 | +4 |
| -1.3 | Final | MAZURKIEWICZ | 15 | 1NT | ♠8 | = | -5 |
| -1.6 | Quarterfinal | CHINA XHJT | 2 | 4♠ | ♣2 | -2 | +0 |
| -2.3 | Quarterfinal | CHINA XHJT | 13 | 4♠ | ♣2 | -1 | -6 |
| -2.7 | Quarterfinal | CHINA XHJT | 1 | 2♥ | ♣2 | -3 | -1 |
| -2.7 | Semifinal | ZIMMERMANN | 2 | 4♠ | ♣2 | +1 | -1 |
| -3.0 | Semifinal | ZIMMERMANN | 15 | 1♠ | ♣K | -1 | +1 |
| -3.4 | Quarterfinal | CHINA XHJT | 16 | 2♠ | ♣2 | = | -6 |
| -4.0 | Final | MAZURKIEWICZ | 10 | 2♠ | ♠2 | +1 | -8 |
| -4.0 | Final | MAZURKIEWICZ | 14 | 2♠ | ♦2 | +1 | +0 |
| -6.0 | Final | MAZURKIEWICZ | 2 | 4♠ | ♥K | -2 | +6 |
| -7.0 | Semifinal | ZIMMERMANN | 12 | 4♦ | ♠A | -1 | -9 |
| -7.7 | Final | MAZURKIEWICZ | 1 | 2♣x | ♠J | = | -8 |
| -8.7 | Final | MAZURKIEWICZ | 16 | 2♠x | ♥K | -2 | +7 |
| -11.4 | Quarterfinal | CHINA XHJT | 5 | 6♥ | ♣2 | = | +0 |
| -12.0 | Final | MAZURKIEWICZ | 9 | 4♥ | ♠5 | -3 | -14 |