ZHANG Zhijun · ZHONGSHAN JIEGAO
vs par split: bidding -1.29 · play -0.74
Strength of schedule: opponents averaged +0.42/bd (a tough draw) → opponent-adjusted +0.31/bd
Card play — on target: opening leads 80.0% #238 of 579 · declarer play 76.5% #237 of 579 · defence 88.2% #261 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 85.7% (7) |
| Declarer play | 85.7% (7) | 70.0% (10) |
| Defence | 100.0% (4) | 84.6% (13) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 100.0% (2) · ♦ 50.0% (2) · ♣ 100.0% (2)
vs par by strain: NT -2.00 (17) · a suit -2.04 (25)
vs par by level: part-score -0.58 (19) · game -2.81 (21) · slam -7.50 (2)
By role: declaring +0.38/bd (-4.16 vs par · 25) · defending -0.84/bd (+1.12 vs par · 17)
By vulnerability: vulnerable +0.43/bd (-2.36 vs par · 22) · not vulnerable -0.71/bd (-1.65 vs par · 20)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | W.He | P.Niedzielski – J.Makaruk | Open | 7 | +2.1 | +0.30 | -1.71 |
| Round 2 | W.He | X.Zhang – H.Liu | Open | 7 | +2.1 | +0.30 | +2.29 |
| Round 4 | W.He | A.Gerli – N.Del Buono | Open | 7 | -10.5 | -1.50 | -8.14 |
| Round 5 | W.He | K.Bendre – S.Thakral | Open | 7 | +2.0 | +0.29 | +0.71 |
| Round 7 | W.He | J.Peng – H.Yu | Open | 7 | +5.5 | +0.79 | -0.57 |
| Round 8 | W.He | G.Sun – S.Shan | Open | 7 | -5.9 | -0.84 | -4.71 |
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 |
|---|---|---|---|---|---|---|---|
| +9.7 | Round 4 | ITALIA | 23 | 4NT | ♦10 | +1 | -13 |
| +6.5 | Round 5 | HEMANT JALAN | 6 | 7♣ | ♦5 | = | -2 |
| +5.6 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 16 | 3NT | ♠10 | = | +0 |
| +5.3 | Round 5 | HEMANT JALAN | 5 | 2NT | ♠4 | -1 | +6 |
| +4.3 | Round 2 | PAN-CHINA | 10 | 3NT | ♣5 | +2 | +1 |
| +3.9 | Round 1 | CONSUS POLAND | 7 | 3NT | ♥J | +2 | +1 |
| +3.5 | Round 8 | P D TRANSNATIONAL | 24 | 5♥ | ♠K | +1 | +1 |
| +3.3 | Round 1 | CONSUS POLAND | 2 | 1NT | ♥6 | = | -1 |
| +2.9 | Round 2 | PAN-CHINA | 8 | 1NT | ♣5 | +1 | +6 |
| +2.9 | Round 5 | HEMANT JALAN | 4 | 2♠ | ♦10 | +2 | +10 |
| +2.9 | Round 8 | P D TRANSNATIONAL | 27 | 4♠ | ♥A | -2 | +0 |
| +2.8 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 18 | 1NT | ♥5 | +1 | -1 |
| +2.0 | Round 8 | P D TRANSNATIONAL | 26 | 3NT | ♥Q | = | +0 |
| +1.6 | Round 2 | PAN-CHINA | 12 | 1NT | ♠Q | +1 | -1 |
| +1.6 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 17 | 3♦ | ♠K | -2 | +1 |
| +0.6 | Round 5 | HEMANT JALAN | 2 | 3♥ | ♠9 | = | +0 |
| +0.3 | Round 1 | CONSUS POLAND | 1 | 2♦ | ♠A | -2 | +5 |
| +0.2 | Round 1 | CONSUS POLAND | 5 | 2♠ | ♥K | +1 | +0 |
| -0.0 | Round 4 | ITALIA | 22 | 2♥ | ♦A | +1 | +0 |
| -0.0 | Round 4 | ITALIA | 25 | 3NT | ♣2 | +2 | -12 |
| -0.1 | Round 4 | ITALIA | 26 | 5♦ | ♣Q | +1 | -13 |
| -0.2 | Round 1 | CONSUS POLAND | 6 | 3♣ | ♦Q | +1 | -6 |
| -0.3 | Round 2 | PAN-CHINA | 11 | 4♠ | ♥J | +1 | +10 |
| -0.3 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 19 | 3♠ | ♣10 | -1 | +1 |
| -0.3 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 20 | 4♥ | ♣7 | +2 | +13 |
| -0.7 | Round 4 | ITALIA | 24 | 3NT | ♠5 | = | +2 |
| -1.0 | Round 5 | HEMANT JALAN | 7 | 4♠ | ♥6 | = | +0 |
| -1.1 | Round 2 | PAN-CHINA | 13 | 4♥ | ♣5 | +1 | +0 |
| -1.9 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 15 | 3♦ | ♥A | +3 | -13 |
| -2.0 | Round 7 | JIANGSU BRIDGE ASSOCIATION | 21 | 4♠ | ♣5 | -1 | -5 |
| -2.2 | Round 2 | PAN-CHINA | 14 | 1NTx | ♣4 | -1 | +0 |
| -2.4 | Round 1 | CONSUS POLAND | 4 | 2♠ | ♥K | = | -6 |
| -2.4 | Round 8 | P D TRANSNATIONAL | 25 | 4♠x | ♦A | -2 | -7 |
| -2.6 | Round 8 | P D TRANSNATIONAL | 23 | 1NT | ♠9 | -2 | -3 |
| -3.0 | Round 1 | CONSUS POLAND | 3 | 4♠ | ♣8 | -3 | -5 |
| -3.1 | Round 2 | PAN-CHINA | 9 | 5♣ | ♦A | = | +0 |
| -3.1 | Round 5 | HEMANT JALAN | 3 | 1NT | ♠J | = | +2 |
| -3.5 | Round 8 | P D TRANSNATIONAL | 28 | 4♥ | ♣3 | -2 | -11 |
| -5.8 | Round 8 | P D TRANSNATIONAL | 22 | 6♠ | ♥3 | -2 | -13 |
| -8.1 | Round 4 | ITALIA | 27 | 3♠ | ♥2 | -2 | -11 |
| -9.2 | Round 5 | HEMANT JALAN | 1 | 3NT | ♥9 | -2 | -11 |
| -11.3 | Round 4 | ITALIA | 28 | 3NT | ♠2 | = | -10 |