ZHUANG Zejun · SAIC
vs par split: bidding +0.06 · play +0.13
Strength of schedule: opponents averaged -0.65/bd (an easy draw) → opponent-adjusted +0.47/bd
Card play — on target: opening leads 75.0% #274 of 398 · declarer play 76.9% #155 of 398 · defence 85.0% #206 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 100.0% (3) |
| Declarer play | 80.0% (5) | 75.0% (8) |
| Defence | 71.4% (7) | 92.3% (13) |
Opening leads by suit led: ♠ 100.0% (4) · ♦ 50.0% (2) · ♣ 50.0% (2)
vs par by strain: NT +0.94 (16) · a suit -0.15 (33)
vs par by level: part-score -0.52 (21) · game -0.71 (21) · slam +5.14 (7)
By role: declaring +1.48/bd (-1.37 vs par · 27) · defending +0.66/bd (+2.14 vs par · 22)
By vulnerability: vulnerable +1.35/bd (+1.12 vs par · 25) · not vulnerable +0.87/bd (-0.75 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | W.Wang | Z.Pu – S.Shi | Closed | 7 | -0.2 | -0.03 | +1.29 |
| Round 2 | W.Wang | Z.Li – SHEN (1) Qi | Open | 7 | +10.3 | +1.47 | +2.00 |
| Round 3 | W.Wang | H.Tian – H.Zhao | Closed | 7 | +7.9 | +1.13 | +1.86 |
| Round 5 | W.Wang | X.Gan – X.He | Closed | 7 | -0.6 | -0.09 | -0.71 |
| Round 6 | W.Wang | L.Li – H.Lou | Open | 7 | +30.0 | +4.29 | +1.57 |
| Round 7 | W.Wang | C.Cheek – L.Deas | Open | 7 | +8.0 | +1.14 | -2.86 |
| Round 8 | W.Wang | F.Xu – H.Jiang | Open | 7 | -0.9 | -0.13 | -1.71 |
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 |
|---|---|---|---|---|---|---|---|
| +15.4 | Round 7 | LYNCH | 18 | 7♠ | ♥2 | = | +0 |
| +12.6 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 9 | 6♥ | ♣10 | -1 | +13 |
| +10.1 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 21 | 6♠ | ♣A | -1 | +11 |
| +10.1 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 8 | 4♠x | ♣K | = | +4 |
| +6.7 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 13 | 1NT | ♥5 | -1 | +12 |
| +6.6 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 12 | 6♥ | ♠4 | = | +1 |
| +5.7 | Round 8 | GSRC & S UNITED | 27 | 3NT | ♥Q | +1 | +7 |
| +5.0 | Round 1 | RADIO COMMUNICATIONS OF CAS | 1 | 4♥ | ♣8 | = | +0 |
| +4.7 | Round 2 | GZ. ZHAOHENG2 | 12 | 3NT | ♦Q | = | +3 |
| +4.5 | Round 5 | SHENZHEN | 5 | 2♠ | ♥5 | -1 | +5 |
| +4.2 | Round 2 | GZ. ZHAOHENG2 | 14 | 6♦ | ♣K | -1 | +11 |
| +4.1 | Round 8 | GSRC & S UNITED | 26 | 3♥ | ♣A | -1 | +0 |
| +2.5 | Round 5 | SHENZHEN | 4 | 3NT | ♥5 | = | -2 |
| +2.3 | Round 2 | GZ. ZHAOHENG2 | 10 | 3NT | ♣8 | = | +0 |
| +2.0 | Round 1 | RADIO COMMUNICATIONS OF CAS | 3 | 3NT | ♠3 | = | +3 |
| +1.9 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 16 | 1NT | ♠7 | +1 | +1 |
| +1.9 | Round 7 | LYNCH | 15 | 3♣ | ♥2 | +3 | +2 |
| +1.8 | Round 2 | GZ. ZHAOHENG2 | 8 | 6♠x | ♣J | -3 | +0 |
| +1.5 | Round 5 | SHENZHEN | 6 | 4♠ | ♦A | = | -1 |
| +1.5 | Round 7 | LYNCH | 17 | 3NT | ♥6 | +1 | -10 |
| +1.4 | Round 2 | GZ. ZHAOHENG2 | 9 | 3♠ | ♥A | = | +7 |
| +0.4 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 17 | 3♦ | ♣A | -1 | -5 |
| +0.1 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 18 | 2NT | ♠2 | +2 | +6 |
| +0.1 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 10 | 4♥ | ♣3 | = | -1 |
| -0.1 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 19 | 4♥ | ♣3 | +1 | +0 |
| -0.1 | Round 5 | SHENZHEN | 2 | 4♥ | ♠J | +1 | +0 |
| -0.5 | Round 1 | RADIO COMMUNICATIONS OF CAS | 5 | 2NT | ♠Q | -1 | -4 |
| -1.2 | Round 8 | GSRC & S UNITED | 22 | 2NT | ♥5 | -1 | -4 |
| -1.3 | Round 1 | RADIO COMMUNICATIONS OF CAS | 2 | 4♥ | ♠5 | = | -1 |
| -1.3 | Round 1 | RADIO COMMUNICATIONS OF CAS | 7 | 4♠ | = | +1 | |
| -1.4 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 20 | 3NT | ♦7 | +2 | +0 |
| -1.4 | Round 7 | LYNCH | 16 | 3♠ | ♣K | = | +0 |
| -1.5 | Round 1 | RADIO COMMUNICATIONS OF CAS | 4 | 1NT | ♣9 | +2 | +10 |
| -1.8 | Round 2 | GZ. ZHAOHENG2 | 11 | 1NT | ♣6 | -1 | -5 |
| -1.8 | Round 5 | SHENZHEN | 3 | 2♠ | ♦4 | +1 | -7 |
| -1.8 | Round 8 | GSRC & S UNITED | 28 | 3♥ | ♠2 | -1 | -3 |
| -2.1 | Round 8 | GSRC & S UNITED | 25 | 5♠x | ♥3 | -2 | +0 |
| -2.2 | Round 7 | LYNCH | 20 | 2♠ | ♦J | = | +0 |
| -2.2 | Round 8 | GSRC & S UNITED | 24 | 3NT | ♥5 | +2 | +0 |
| -2.3 | Round 2 | GZ. ZHAOHENG2 | 13 | 3NT | ♠3 | +2 | -2 |
| -2.6 | Round 1 | RADIO COMMUNICATIONS OF CAS | 6 | 4♦ | = | +0 | |
| -2.7 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 14 | 3♥ | ♠Q | -1 | -8 |
| -3.0 | Round 7 | LYNCH | 19 | 2♥ | ♣5 | = | -6 |
| -3.1 | Round 3 | QINGHAI BRIDGE ASSOCIATION | 15 | 5♣x | ♦5 | -2 | +0 |
| -3.4 | Round 5 | SHENZHEN | 7 | 2♠ | ♥10 | = | +0 |
| -3.4 | Round 6 | THE LOCOMOTIVE SPORTS ASSOCIAT | 11 | 5♠ | ♦2 | +2 | -10 |
| -3.4 | Round 8 | GSRC & S UNITED | 23 | 3♠ | ♣A | = | -12 |
| -3.8 | Round 5 | SHENZHEN | 1 | 6♠x | ♥9 | -3 | +0 |
| -4.2 | Round 7 | LYNCH | 21 | 4♠ | ♦3 | -1 | -6 |