ZU Zhiqiang · WUHAN
vs par split: bidding -0.77 · play -0.55
Strength of schedule: opponents averaged -0.16/bd (an easy draw) → opponent-adjusted -0.53/bd
Card play — on target: opening leads 80.0% #195 of 398 · declarer play 66.7% #250 of 398 · defence 84.6% #217 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (9) | 100.0% (6) |
| Declarer play | 100.0% (3) | 55.6% (9) |
| Defence | 83.3% (12) | 85.7% (14) |
Opening leads by suit led: ♠ 77.8% (9) · ♦ 100.0% (5) · ♣ 0.0% (1)
vs par by strain: NT -1.50 (20) · a suit -1.22 (36)
vs par by level: part-score -0.55 (20) · game -1.39 (33) · slam -5.67 (3)
By role: declaring -1.03/bd (-4.03 vs par · 30) · defending +0.40/bd (+1.81 vs par · 26)
By vulnerability: vulnerable -0.96/bd (-2.29 vs par · 28) · not vulnerable +0.22/bd (-0.36 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Hu | J.Shen – Z.Zheng | Closed | 7 | +6.7 | +0.96 | -0.43 |
| Round 2 | Y.Hu | Y.Zhao – J.Chai | Open | 7 | +19.1 | +2.73 | +3.14 |
| Round 3 | Y.Hu | J.Tao – X.Xue | Open | 7 | -2.2 | -0.31 | +0.43 |
| Round 4 | W.Wu | Y.Wei – J.Jin | Closed | 7 | +9.5 | +1.36 | -0.29 |
| Round 5 | Y.Hu | C.Cheek – L.Deas | Closed | 7 | -17.0 | -2.43 | -2.86 |
| Round 6 | Y.Hu | V.Chinmanas – V.Svangsopakul | Open | 7 | -19.7 | -2.81 | -5.14 |
| Round 7 | Y.Hu | V.Aronov – A.Zobu | Closed | 7 | -33.6 | -4.80 | -6.71 |
| Round 8 | Y.Hu | L.Li – H.Lou | Closed | 7 | +16.6 | +2.37 | +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 |
|---|---|---|---|---|---|---|---|
| +11.4 | Round 2 | COFCO YALONG BAY | 13 | 3NT | ♦6 | -1 | +12 |
| +9.0 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 24 | 3NT | ♣2 | -1 | +11 |
| +7.3 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 25 | 3♠ | ♥5 | = | +10 |
| +5.7 | Round 1 | SHENZHEN | 1 | 3NT | ♠7 | -1 | +10 |
| +5.7 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 27 | 4♠ | ♥8 | = | +7 |
| +5.2 | Round 2 | COFCO YALONG BAY | 12 | 4♠ | ♦6 | = | +3 |
| +4.2 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 26 | 3♣ | ♦J | = | +0 |
| +4.0 | Round 3 | HUOCHETOU BLUE | 15 | 4♥ | ♣A | = | +8 |
| +4.0 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 24 | 3♥ | ♠10 | +1 | +7 |
| +3.8 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 22 | 5♦ | ♦3 | +1 | +13 |
| +3.8 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 28 | 4♥ | ♦4 | -1 | +5 |
| +3.7 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 23 | 3NT | ♥7 | +2 | -13 |
| +3.0 | Round 2 | COFCO YALONG BAY | 9 | 2NT | ♠J | -2 | +8 |
| +2.3 | Round 2 | COFCO YALONG BAY | 10 | 3NT | ♣8 | = | +0 |
| +2.2 | Round 1 | SHENZHEN | 7 | 4♥ | ♦J | +1 | +0 |
| +2.1 | Round 1 | SHENZHEN | 5 | 3NT | ♠Q | -2 | +5 |
| +1.8 | Round 2 | COFCO YALONG BAY | 8 | 6♠x | ♥6 | -3 | +0 |
| +1.8 | Round 2 | COFCO YALONG BAY | 11 | 2♦ | ♥5 | = | -1 |
| +1.6 | Round 1 | SHENZHEN | 6 | 4♣ | ♦K | -1 | -1 |
| +1.6 | Round 5 | LYNCH | 7 | 2♠ | ♥4 | -1 | +5 |
| +1.4 | Round 6 | THAILAND | 13 | 1NT | ♠3 | +1 | +10 |
| +1.2 | Round 5 | LYNCH | 5 | 2♣ | ♣3 | = | +2 |
| +1.0 | Round 3 | HUOCHETOU BLUE | 16 | 1NT | ♣3 | +2 | +0 |
| +0.4 | Round 3 | HUOCHETOU BLUE | 17 | 2♥ | ♣7 | -1 | -5 |
| +0.1 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 25 | 3NT | ♠4 | = | +0 |
| +0.1 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 27 | 3♠ | ♣A | -1 | -2 |
| +0.1 | Round 6 | THAILAND | 10 | 4♥ | ♠7 | = | -1 |
| -0.1 | Round 3 | HUOCHETOU BLUE | 19 | 4♥ | ♣2 | +1 | +0 |
| -0.1 | Round 5 | LYNCH | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 28 | 4♥ | ♠5 | -2 | -1 |
| -0.3 | Round 6 | THAILAND | 9 | 4♥ | ♣6 | +1 | +0 |
| -0.3 | Round 7 | ATABEY | 16 | 3♥ | ♠5 | -2 | +1 |
| -0.4 | Round 1 | SHENZHEN | 4 | 1NT | ♥A | = | -11 |
| -1.0 | Round 3 | HUOCHETOU BLUE | 21 | 5♠ | ♦2 | = | +0 |
| -1.2 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 22 | 2♣ | ♥5 | -1 | -4 |
| -1.4 | Round 3 | HUOCHETOU BLUE | 20 | 3NT | ♠8 | +2 | +0 |
| -1.5 | Round 7 | ATABEY | 19 | 3♠ | ♦7 | -1 | -4 |
| -1.7 | Round 1 | SHENZHEN | 2 | 4♥ | ♠5 | +3 | -2 |
| -1.7 | Round 6 | THAILAND | 8 | 4♥ | ♣6 | -1 | -10 |
| -1.8 | Round 5 | LYNCH | 3 | 2♠ | ♥K | +1 | -7 |
| -2.2 | Round 7 | ATABEY | 20 | 2♠ | ♦J | = | +0 |
| -2.7 | Round 6 | THAILAND | 14 | 4♥ | ♠8 | -1 | -8 |
| -2.8 | Round 1 | SHENZHEN | 3 | 3NT | ♠3 | +1 | -4 |
| -3.4 | Round 6 | THAILAND | 11 | 4♠ | ♦3 | +3 | -10 |
| -3.8 | Round 5 | LYNCH | 1 | 6♠x | ♦9 | -3 | +0 |
| -4.2 | Round 7 | ATABEY | 21 | 4♠ | ♥A | -1 | -6 |
| -4.6 | Round 5 | LYNCH | 6 | 2♠ | ♦A | +2 | -7 |
| -4.6 | Round 7 | ATABEY | 15 | 3NT | ♥5 | -1 | -5 |
| -5.1 | Round 3 | HUOCHETOU BLUE | 18 | 3NT | ♠2 | = | +0 |
| -6.0 | Round 4 | JILINSHENGQIAOPAIXIEHUI | 26 | 1NT | ♠2 | = | -12 |
| -6.4 | Round 2 | COFCO YALONG BAY | 14 | 4NT | ♥A | +1 | +0 |
| -8.3 | Round 8 | THE LOCOMOTIVE SPORTS ASSOCIAT | 23 | 3NT | ♠K | -4 | -14 |
| -8.5 | Round 7 | ATABEY | 17 | 3NT | ♠Q | -1 | -14 |
| -9.5 | Round 5 | LYNCH | 4 | 3NT | ♠7 | -1 | -13 |
| -12.3 | Round 7 | ATABEY | 18 | 5♥x | ♦J | -1 | -19 |
| -13.1 | Round 6 | THAILAND | 12 | 6♥ | ♣3 | -1 | -17 |