ZHANG Yixiang · SHANGHAI THINK CLUB
753rank
-91.1Butler · 70 bds
-1.30per board
±4.8swing
-1.93vs par /bd · #669/672
-1.25adjusted /bd
by round
vs par split: bidding -0.38 · play -1.18
Strength of schedule: opponents averaged +0.05/bd (a tough draw) → opponent-adjusted -1.25/bd
Card play — on target: opening leads 81.8% #329 of 671 · declarer play 77.8% #324 of 671 · defence 85.7% #319 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 81.8% (11) |
| Declarer play | · | 77.8% (9) |
| Defence | · | 85.7% (28) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 0.0% (1) · ♦ 100.0% (3) · ♣ 100.0% (3)
vs par by strain: a suit -1.56 (50)
vs par by level: part-score -1.50 (18) · game -1.11 (28) · slam -5.00 (4)
By role: declaring -0.98/bd (-3.57 vs par · 30) · defending -1.54/bd (-0.70 vs par · 40)
By vulnerability: vulnerable -2.08/bd (-2.69 vs par · 36) · not vulnerable -0.48/bd (-1.12 vs par · 34)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | B.Shi | J.Bian – S.Zhou | Open | 10 | -26.6 | -2.66 | -6.40 |
| Round 5 | R.Zhang | X.Bao – M.Zhu | Open | 10 | -41.0 | -4.10 | -4.10 |
| Round 6 | R.Zhang | V.Chinmanas – V.Svangsopakul | Open | 10 | -0.8 | -0.08 | +0.90 |
| Round 7 | R.Zhang | W.Liu – Y.Qin | Closed | 10 | -19.3 | -1.93 | -1.20 |
| Round 10 | R.Zhang | J.Ma – H.Zheng | Closed | 10 | -9.4 | -0.94 | +0.30 |
| Round 12 | R.Zhang | Z.Li – Y.Gu | Closed | 10 | +33.8 | +3.38 | +3.10 |
| Round 13 | R.Zhang | W.Wang – S.Wu | Closed | 10 | -27.8 | -2.78 | -6.10 |
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 |
|---|---|---|---|---|---|---|---|
| +15.5 | Round 12 | TONGJI UNIVERSITY | 23 | 6♦ | ♥10 | +1 | +15 |
| +7.9 | Round 12 | TONGJI UNIVERSITY | 22 | 3N | ♥4 | +3 | +8 |
| +7.3 | Round 6 | THAILAND/RBSC | 24 | 3Nx | ♠K | -2 | +9 |
| +6.9 | Round 12 | TONGJI UNIVERSITY | 26 | 4♥ | ♣A | -3 | +10 |
| +6.6 | Round 12 | TONGJI UNIVERSITY | 28 | 4♠ | ♦K | = | +5 |
| +5.9 | Round 13 | SHANGHAILVCHENG | 8 | 3♣x | ♥A | -4 | -12 |
| +4.4 | Round 12 | TONGJI UNIVERSITY | 29 | 3♠ | ♥6 | = | +6 |
| +3.1 | Round 12 | TONGJI UNIVERSITY | 27 | 4♥ | ♥2 | +1 | -5 |
| +2.6 | Round 2 | SHANGHAI HENGYUANXIANG | 16 | 1N | ♣10 | -1 | +4 |
| +2.4 | Round 10 | TIANJIN UNION | 1 | 1N | ♥4 | -2 | +5 |
| +2.3 | Round 5 | SHANGHAI SHENGTAOSHA | 18 | 4♠ | ♣A | -1 | +5 |
| +2.1 | Round 10 | TIANJIN UNION | 2 | 3♦ | ♥K | +2 | +6 |
| +1.9 | Round 7 | SHANXI | 7 | 4♠ | ♥3 | -1 | +6 |
| +1.8 | Round 2 | SHANGHAI HENGYUANXIANG | 12 | 2♥ | ♦J | +1 | +0 |
| +1.8 | Round 13 | SHANGHAILVCHENG | 3 | 3N | ♦10 | +3 | +1 |
| +1.7 | Round 2 | SHANGHAI HENGYUANXIANG | 15 | 4♥ | ♦4 | +1 | +0 |
| +1.3 | Round 12 | TONGJI UNIVERSITY | 30 | 4♥ | ♦A | -1 | +5 |
| +1.0 | Round 6 | THAILAND/RBSC | 28 | 3N | ♠3 | +1 | +1 |
| +1.0 | Round 10 | TIANJIN UNION | 4 | 1N | ♣6 | -1 | +5 |
| +0.6 | Round 5 | SHANGHAI SHENGTAOSHA | 20 | 4♠ | ♣A | = | -1 |
| +0.5 | Round 10 | TIANJIN UNION | 6 | 4♠ | ♣K | = | +0 |
| +0.3 | Round 10 | TIANJIN UNION | 5 | 4♠ | ♦9 | +2 | +11 |
| +0.2 | Round 6 | THAILAND/RBSC | 27 | 4♥ | ♦K | -1 | +5 |
| +0.2 | Round 7 | SHANXI | 4 | 4♠ | ♠3 | = | +1 |
| +0.1 | Round 7 | SHANXI | 6 | 4♥ | ♣3 | = | +1 |
| -0.0 | Round 10 | TIANJIN UNION | 7 | 3♦ | ♠K | -1 | -9 |
| -0.0 | Round 13 | SHANGHAILVCHENG | 9 | 4♠ | ♠2 | +1 | +0 |
| -0.1 | Round 7 | SHANXI | 1 | 4♥ | ♣8 | = | -1 |
| -0.1 | Round 7 | SHANXI | 3 | 3♣ | ♦7 | = | +9 |
| -0.1 | Round 7 | SHANXI | 9 | 4♥ | ♦10 | +1 | -11 |
| -0.4 | Round 6 | THAILAND/RBSC | 23 | 2♥ | ♣5 | +1 | +0 |
| -0.4 | Round 6 | THAILAND/RBSC | 30 | 3N | ♠3 | -1 | -5 |
| -0.4 | Round 10 | TIANJIN UNION | 3 | 1N | ♦K | +2 | +0 |
| -0.5 | Round 6 | THAILAND/RBSC | 29 | 1N | ♠6 | +1 | +0 |
| -0.7 | Round 7 | SHANXI | 10 | 3♥ | ♣Q | = | +0 |
| -0.8 | Round 6 | THAILAND/RBSC | 25 | 3♦ | ♥A | -1 | +3 |
| -0.8 | Round 12 | TONGJI UNIVERSITY | 25 | 3N | ♦A | +2 | -6 |
| -1.0 | Round 6 | THAILAND/RBSC | 22 | 2♠ | ♦A | +1 | -6 |
| -1.2 | Round 5 | SHANGHAI SHENGTAOSHA | 11 | 3♣ | ♠9 | -2 | -5 |
| -1.2 | Round 13 | SHANGHAILVCHENG | 1 | 4♠ | ♠4 | = | +0 |
| -1.3 | Round 13 | SHANGHAILVCHENG | 7 | 4♥ | ♠9 | +1 | +0 |
| -1.4 | Round 2 | SHANGHAI HENGYUANXIANG | 17 | 1N | ♠J | +2 | -8 |
| -1.5 | Round 6 | THAILAND/RBSC | 26 | 4♦x | ♠A | -2 | +2 |
| -1.7 | Round 2 | SHANGHAI HENGYUANXIANG | 20 | 3N | ♥2 | +1 | -13 |
| -1.9 | Round 2 | SHANGHAI HENGYUANXIANG | 14 | 3N | ♣2 | +4 | -17 |
| -2.2 | Round 5 | SHANGHAI SHENGTAOSHA | 12 | 2♦x | ♦10 | -1 | -2 |
| -2.6 | Round 5 | SHANGHAI SHENGTAOSHA | 19 | 2♥ | ♣6 | +1 | -1 |
| -2.6 | Round 10 | TIANJIN UNION | 8 | 3N | ♦10 | -1 | +1 |
| -3.0 | Round 5 | SHANGHAI SHENGTAOSHA | 17 | 2♥ | ♠A | = | +0 |
| -3.3 | Round 2 | SHANGHAI HENGYUANXIANG | 18 | 4♠x | ♥A | -1 | -5 |
| -3.6 | Round 7 | SHANXI | 2 | 4♠x | ♥J | -1 | -2 |
| -3.6 | Round 13 | SHANGHAILVCHENG | 4 | 4♠ | ♥3 | = | +1 |
| -4.5 | Round 10 | TIANJIN UNION | 10 | 4♠ | ♣5 | -1 | -6 |
| -4.5 | Round 13 | SHANGHAILVCHENG | 6 | 6♣ | ♦2 | -1 | -14 |
| -4.7 | Round 6 | THAILAND/RBSC | 21 | 4♥ | ♣A | +1 | +0 |
| -4.8 | Round 12 | TONGJI UNIVERSITY | 24 | 2♠ | ♦4 | = | +1 |
| -4.9 | Round 5 | SHANGHAI SHENGTAOSHA | 14 | 2N | ♠Q | = | -6 |
| -5.2 | Round 2 | SHANGHAI HENGYUANXIANG | 11 | 3N | ♥4 | -3 | -7 |
| -6.1 | Round 13 | SHANGHAILVCHENG | 2 | 3♥ | ♠6 | = | -11 |
| -6.3 | Round 12 | TONGJI UNIVERSITY | 21 | 4♥ | ♦6 | = | -8 |
| -7.9 | Round 7 | SHANXI | 8 | 6♠x | ♦3 | -3 | -5 |
| -8.0 | Round 2 | SHANGHAI HENGYUANXIANG | 19 | 3N | ♦J | +2 | -8 |
| -8.1 | Round 5 | SHANGHAI SHENGTAOSHA | 13 | 5♣x | ♥K | -1 | -12 |
| -8.2 | Round 10 | TIANJIN UNION | 9 | 4♥x | ♠2 | = | -10 |
| -8.3 | Round 5 | SHANGHAI SHENGTAOSHA | 16 | 2♣x | ♥9 | -3 | -8 |
| -8.4 | Round 13 | SHANGHAILVCHENG | 10 | 3N | ♠Q | = | -10 |
| -9.0 | Round 7 | SHANXI | 5 | 5♠x | ♦Q | = | -10 |
| -10.4 | Round 13 | SHANGHAILVCHENG | 5 | 6♦ | ♠2 | -1 | -16 |
| -11.2 | Round 2 | SHANGHAI HENGYUANXIANG | 13 | 4♥ | ♥4 | = | -10 |
| -13.6 | Round 5 | SHANGHAI SHENGTAOSHA | 15 | 7N | ♠K | = | -11 |