ZHU Jiaqi · PEKING UNIVERSITY
vs par split: bidding -0.44 · play -0.62
Strength of schedule: opponents averaged +0.17/bd (a tough draw) → opponent-adjusted -0.51/bd
Card play — on target: opening leads 100.0% #1 of 671 · declarer play 76.9% #352 of 671 · defence 73.1% #629 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 100.0% (17) |
| Declarer play | · | 76.9% (13) |
| Defence | · | 73.1% (26) |
Opening leads by suit led: ♠ 100.0% (7) · ♥ 100.0% (2) · ♦ 100.0% (5) · ♣ 100.0% (3)
vs par by strain: a suit -1.06 (52)
vs par by level: part-score +0.36 (22) · game -1.68 (25) · slam -4.20 (5)
By role: declaring -0.43/bd (-2.65 vs par · 37) · defending -0.96/bd (+1.97 vs par · 33)
By vulnerability: vulnerable -0.74/bd (-1.55 vs par · 40) · not vulnerable -0.60/bd (+0.97 vs par · 30)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | C.Wang | E.Sophonpanich – S.Baisamut | Closed | 10 | +4.0 | +0.40 | -3.10 |
| Round 7 | C.Wang | S.Dong – R.Li | Closed | 10 | -16.7 | -1.67 | -0.80 |
| Round 8 | C.Wang | C.Guo – K.Jin | Closed | 10 | +15.4 | +1.54 | +1.20 |
| Round 9 | C.Wang | W.Wei – W.Yang | Closed | 10 | -7.2 | -0.72 | -1.30 |
| Round 10 | C.Wang | Y.Zhang – Y.Zhu | Open | 10 | -5.0 | -0.50 | +1.40 |
| Round 13 | C.Wang | Y.Zhang – S.Liu | Closed | 10 | -7.1 | -0.71 | +3.20 |
| Round 14 | C.Wang | X.Sun – Y.Lin | Closed | 10 | -31.1 | -3.11 | -3.90 |
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 |
|---|---|---|---|---|---|---|---|
| +11.6 | Round 2 | TSEP | 20 | 6♣ | ♣4 | = | -2 |
| +8.0 | Round 8 | SHANGHAI SHENGTAOSHA | 12 | 3N | ♦4 | = | +6 |
| +7.4 | Round 9 | BEIJING MANGUANFENGYUN | 27 | 4♠x | ♠4 | -2 | +10 |
| +7.4 | Round 10 | SHANGHAI YOUTH 1 | 9 | 4♥ | ♠2 | -1 | +9 |
| +5.1 | Round 7 | SHAN FENG | 10 | 3♥ | ♦K | -1 | +6 |
| +5.0 | Round 9 | BEIJING MANGUANFENGYUN | 21 | 3♠ | ♣8 | = | +7 |
| +4.6 | Round 8 | SHANGHAI SHENGTAOSHA | 11 | 3N | ♦J | +1 | +4 |
| +4.6 | Round 13 | CHINA KINGDOM | 4 | 3N | ♥2 | +2 | +0 |
| +4.5 | Round 13 | CHINA KINGDOM | 6 | 6N | ♠4 | -1 | +14 |
| +4.0 | Round 2 | TSEP | 13 | 2♦x | ♠J | -1 | +8 |
| +3.4 | Round 14 | PUDONG LUOGEBEIER | 16 | 4♠ | ♦J | +1 | +1 |
| +2.8 | Round 14 | PUDONG LUOGEBEIER | 20 | 4♠ | ♥A | = | +0 |
| +2.6 | Round 2 | TSEP | 16 | 2♣ | ♠9 | -1 | +4 |
| +2.5 | Round 8 | SHANGHAI SHENGTAOSHA | 17 | 3N | ♥7 | +2 | -5 |
| +2.5 | Round 8 | SHANGHAI SHENGTAOSHA | 18 | 2♠ | ♦Q | +1 | +1 |
| +2.4 | Round 8 | SHANGHAI SHENGTAOSHA | 19 | 1N | ♦6 | = | +0 |
| +2.1 | Round 10 | SHANGHAI YOUTH 1 | 2 | 3♦ | ♥K | +2 | +6 |
| +2.1 | Round 14 | PUDONG LUOGEBEIER | 18 | 2♥ | ♥4 | +2 | +6 |
| +1.4 | Round 10 | SHANGHAI YOUTH 1 | 6 | 4♠ | ♣A | +1 | +1 |
| +1.2 | Round 13 | CHINA KINGDOM | 1 | 4♠ | ♥Q | = | +0 |
| +1.1 | Round 8 | SHANGHAI SHENGTAOSHA | 14 | 2♥ | ♣2 | = | +0 |
| +1.1 | Round 9 | BEIJING MANGUANFENGYUN | 23 | 2♠ | ♣10 | +1 | +1 |
| +0.9 | Round 2 | TSEP | 15 | 4♠ | ♦4 | = | -1 |
| +0.9 | Round 8 | SHANGHAI SHENGTAOSHA | 13 | 4♠ | ♦2 | +2 | +7 |
| +0.9 | Round 9 | BEIJING MANGUANFENGYUN | 24 | 4♥ | ♦2 | = | -5 |
| +0.8 | Round 2 | TSEP | 12 | 2♥ | ♥2 | = | -1 |
| +0.8 | Round 7 | SHAN FENG | 9 | 4♥ | ♦A | +2 | -11 |
| +0.4 | Round 13 | CHINA KINGDOM | 7 | 4♥ | ♠9 | = | -1 |
| +0.3 | Round 10 | SHANGHAI YOUTH 1 | 5 | 4♠ | ♦9 | +2 | +11 |
| +0.2 | Round 7 | SHAN FENG | 4 | 4♥ | ♠9 | = | +1 |
| +0.2 | Round 13 | CHINA KINGDOM | 3 | 3N | ♥2 | +1 | +1 |
| +0.0 | Round 13 | CHINA KINGDOM | 9 | 4♠ | ♠4 | +1 | +0 |
| -0.1 | Round 7 | SHAN FENG | 1 | 4♥ | ♠2 | = | -1 |
| -0.2 | Round 10 | SHANGHAI YOUTH 1 | 8 | 3♥ | ♣A | -1 | +4 |
| -0.4 | Round 10 | SHANGHAI YOUTH 1 | 3 | 1N | ♠6 | -3 | +0 |
| -0.6 | Round 9 | BEIJING MANGUANFENGYUN | 28 | 3N | ♥J | +1 | +5 |
| -0.6 | Round 10 | SHANGHAI YOUTH 1 | 1 | Pass | +2 | ||
| -0.9 | Round 2 | TSEP | 19 | 4♦ | ♣A | = | +0 |
| -0.9 | Round 7 | SHAN FENG | 6 | 4♥ | ♥6 | +1 | +0 |
| -1.1 | Round 8 | SHANGHAI SHENGTAOSHA | 16 | 2♠ | ♥Q | +1 | +0 |
| -1.4 | Round 14 | PUDONG LUOGEBEIER | 17 | 2♦ | ♠J | -1 | -2 |
| -1.5 | Round 7 | SHAN FENG | 3 | 1N | ♣A | -3 | +8 |
| -1.5 | Round 13 | CHINA KINGDOM | 5 | 3N | ♠5 | +3 | +12 |
| -1.5 | Round 14 | PUDONG LUOGEBEIER | 19 | 1N | ♠J | +2 | -6 |
| -2.4 | Round 14 | PUDONG LUOGEBEIER | 11 | 2♣ | ♥J | -1 | +2 |
| -2.7 | Round 8 | SHANGHAI SHENGTAOSHA | 20 | 3N | ♦4 | +1 | +0 |
| -2.8 | Round 2 | TSEP | 11 | 3N | ♥3 | -1 | -5 |
| -2.8 | Round 8 | SHANGHAI SHENGTAOSHA | 15 | 2♥ | ♦Q | +2 | -1 |
| -3.1 | Round 9 | BEIJING MANGUANFENGYUN | 26 | 4♠ | ♦7 | -1 | -6 |
| -3.3 | Round 2 | TSEP | 18 | 4♠ | ♦7 | -2 | -5 |
| -3.3 | Round 9 | BEIJING MANGUANFENGYUN | 22 | 2♠ | ♦J | +1 | -7 |
| -3.3 | Round 13 | CHINA KINGDOM | 2 | 4♥ | ♠6 | = | +1 |
| -3.6 | Round 7 | SHAN FENG | 2 | 4♠ | ♦4 | -2 | -2 |
| -3.7 | Round 10 | SHANGHAI YOUTH 1 | 4 | 1N | ♠7 | = | +0 |
| -3.8 | Round 7 | SHAN FENG | 7 | 3♠ | ♣A | = | +0 |
| -3.9 | Round 2 | TSEP | 14 | 5♦ | ♣J | +2 | -18 |
| -4.0 | Round 14 | PUDONG LUOGEBEIER | 12 | 3♥ | ♠3 | = | -1 |
| -4.5 | Round 9 | BEIJING MANGUANFENGYUN | 25 | 3N | ♠6 | -2 | -8 |
| -4.8 | Round 13 | CHINA KINGDOM | 10 | 3N | ♥K | -1 | -6 |
| -5.0 | Round 2 | TSEP | 17 | 5♠x | ♠3 | -2 | -11 |
| -5.0 | Round 7 | SHAN FENG | 8 | 6♠x | ♦3 | -2 | +0 |
| -5.0 | Round 9 | BEIJING MANGUANFENGYUN | 30 | 4♥x | ♦10 | -2 | -4 |
| -5.0 | Round 10 | SHANGHAI YOUTH 1 | 7 | 3♦ | ♠K | = | -12 |
| -5.1 | Round 9 | BEIJING MANGUANFENGYUN | 29 | 2♠ | ♥K | = | -6 |
| -6.3 | Round 10 | SHANGHAI YOUTH 1 | 10 | 2♦x | ♠J | = | -7 |
| -7.2 | Round 14 | PUDONG LUOGEBEIER | 15 | 5♦x | ♠9 | -2 | -9 |
| -7.9 | Round 7 | SHAN FENG | 5 | 4♠x | ♦Q | = | -9 |
| -8.4 | Round 13 | CHINA KINGDOM | 8 | 6♠ | ♠3 | = | +11 |
| -10.5 | Round 14 | PUDONG LUOGEBEIER | 14 | 7♠ | ♥9 | -1 | -16 |
| -12.4 | Round 14 | PUDONG LUOGEBEIER | 13 | 6♠ | ♣K | = | -14 |