ZHANG Bangxiang · SHENZHEN NANGANG POWER
vs par split: bidding +1.50 · play -0.40
Strength of schedule: opponents averaged +0.32/bd (a tough draw) → opponent-adjusted +1.33/bd
Card play — on target: opening leads 63.6% #169 of 207 · declarer play 70.0% #136 of 206 · defence 76.2% #174 of 208
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 71.4% (7) |
| Declarer play | 50.0% (4) | 83.3% (6) |
| Defence | 50.0% (6) | 86.7% (15) |
Opening leads by suit led: ♠ 50.0% (4) · ♥ 100.0% (3) · ♦ 50.0% (2) · ♣ 50.0% (2)
vs par by strain: NT +0.92 (13) · a suit +1.17 (29)
vs par by level: part-score +4.54 (11) · game +0.43 (30) · slam -17.00 (1)
By role: declaring -0.17/bd (-2.62 vs par · 21) · defending +2.18/bd (+4.81 vs par · 21)
By vulnerability: vulnerable -0.11/bd (-0.05 vs par · 21) · not vulnerable +2.12/bd (+2.24 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | N.Wang | D.Stern – W.Burgess | Open | 7 | +21.5 | +3.07 | +5.86 |
| Round 4 | N.Wang | J.Yao – X.Zhang | Closed | 7 | +6.3 | +0.90 | -0.71 |
| Round 5 | N.Wang | G.Chagas – L.Pain | Open | 7 | -9.4 | -1.34 | -3.86 |
| Round 6 | N.Wang | X.Liu – J.Yang | Open | 7 | +18.9 | +2.70 | +2.86 |
| Round 7 | N.Wang | X.Xue – J.Tao | Open | 7 | +8.1 | +1.16 | +1.43 |
| Round 8 | N.Wang | M.Kang – J.Ran | Closed | 7 | -3.2 | -0.46 | +1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +11.3 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 28 | 2♣x | ♥6 | -2 | +11 |
| +9.0 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 26 | 5♣x | ♣2 | +1 | +4 |
| +6.3 | Round 6 | MEIKUANGTIXIE | 12 | 3NT | ♣4 | = | +0 |
| +6.1 | Round 3 | BURGESS | 18 | 3NT | ♣7 | -2 | +13 |
| +5.7 | Round 3 | BURGESS | 17 | 4♥ | ♦2 | -2 | +6 |
| +5.6 | Round 8 | SHANGHAI YITONG | 24 | 4♥ | ♠Q | -1 | +10 |
| +4.9 | Round 3 | BURGESS | 19 | 2♥ | ♦7 | = | +7 |
| +4.9 | Round 5 | BROCK | 1 | 4♠ | ♦8 | +1 | +1 |
| +4.9 | Round 7 | HUOCHETOU BLUE | 18 | 3♠ | ♣Q | +2 | +10 |
| +4.4 | Round 6 | MEIKUANGTIXIE | 14 | 4♠ | ♥K | -2 | +6 |
| +3.9 | Round 3 | BURGESS | 15 | 4♠ | ♦Q | -1 | +6 |
| +3.6 | Round 7 | HUOCHETOU BLUE | 15 | 3NT | ♦10 | = | +0 |
| +3.6 | Round 8 | SHANGHAI YITONG | 26 | 2♠ | ♠J | +1 | +10 |
| +3.4 | Round 7 | HUOCHETOU BLUE | 19 | 5♦x | ♥K | -2 | +5 |
| +3.2 | Round 6 | MEIKUANGTIXIE | 9 | 3NT | ♥3 | = | +14 |
| +2.9 | Round 6 | MEIKUANGTIXIE | 8 | 3NT | ♥10 | -1 | +5 |
| +2.4 | Round 6 | MEIKUANGTIXIE | 11 | 4♣ | ♠5 | +1 | +7 |
| +2.2 | Round 6 | MEIKUANGTIXIE | 10 | 4♠ | ♦7 | = | +0 |
| +2.2 | Round 7 | HUOCHETOU BLUE | 17 | 4♠ | ♦10 | +2 | +1 |
| +2.0 | Round 5 | BROCK | 4 | 4♠ | ♥8 | +1 | +0 |
| +2.0 | Round 7 | HUOCHETOU BLUE | 20 | 4♠ | ♦A | +1 | +0 |
| +1.5 | Round 3 | BURGESS | 21 | 5♥ | ♣7 | = | +0 |
| +1.4 | Round 8 | SHANGHAI YITONG | 28 | 2♥ | ♣Q | +1 | +0 |
| +1.0 | Round 3 | BURGESS | 16 | 2NT | ♠Q | -1 | +10 |
| +0.5 | Round 5 | BROCK | 3 | 3♠ | ♠5 | = | +0 |
| +0.5 | Round 8 | SHANGHAI YITONG | 23 | 3NT | ♠10 | +1 | -1 |
| -0.1 | Round 5 | BROCK | 2 | 2♣ | ♦4 | +1 | +0 |
| -1.1 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 22 | 4♠ | ♦A | +1 | +0 |
| -1.4 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 23 | 3NT | ♠10 | = | +0 |
| -1.4 | Round 5 | BROCK | 5 | 1NT | ♣6 | -2 | +0 |
| -1.6 | Round 3 | BURGESS | 20 | 4♠ | ♦Q | +2 | -1 |
| -1.9 | Round 8 | SHANGHAI YITONG | 22 | 4♥ | ♣Q | +2 | -1 |
| -2.0 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 25 | 5♦ | ♠A | -1 | -6 |
| -2.5 | Round 6 | MEIKUANGTIXIE | 13 | 3NT | ♣9 | -4 | -12 |
| -3.8 | Round 7 | HUOCHETOU BLUE | 21 | 5♥x | ♠K | -2 | -5 |
| -4.2 | Round 7 | HUOCHETOU BLUE | 16 | 4♠ | ♦J | +1 | -1 |
| -4.3 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 24 | 2NT | ♠J | -2 | -5 |
| -4.6 | Round 8 | SHANGHAI YITONG | 25 | 3NT | ♠4 | +3 | -1 |
| -5.2 | Round 4 | CHINA PETROLEUM SPORTS ASSCCIA | 27 | 4♠x | ♥3 | -2 | -9 |
| -7.4 | Round 5 | BROCK | 6 | 3NT | ♦Q | -2 | -11 |
| -7.8 | Round 8 | SHANGHAI YITONG | 27 | 4♠ | ♦7 | -1 | -10 |
| -7.9 | Round 5 | BROCK | 7 | 6♠ | ♦10 | -2 | -17 |