CHEN Yanqing · SHANXI ZHANGBI OLD CASTLE
vs par split: bidding +0.27 · play +0.14
Strength of schedule: opponents averaged +0.20/bd (a tough draw) → opponent-adjusted -0.51/bd
Card play — on target: opening leads 68.8% #323 of 398 · declarer play 75.0% #184 of 398 · defence 75.9% #362 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 63.6% (11) |
| Declarer play | 75.0% (8) | 75.0% (8) |
| Defence | 87.5% (8) | 71.4% (21) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 60.0% (5) · ♦ 50.0% (4) · ♣ 100.0% (4)
vs par by strain: NT -0.28 (18) · a suit +0.74 (38)
vs par by level: part-score +0.79 (19) · game +0.53 (32) · slam -1.80 (5)
By role: declaring -0.86/bd (-1.07 vs par · 27) · defending -0.57/bd (+1.79 vs par · 29)
By vulnerability: vulnerable -0.23/bd (+0.89 vs par · 28) · not vulnerable -1.19/bd (-0.07 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Liang | T.Gotard – M.Eggeling | Open | 7 | -15.7 | -2.24 | -0.71 |
| Round 2 | Y.Liang | H.Long – W.Gong | Closed | 7 | -14.5 | -2.07 | -2.00 |
| Round 3 | Y.Liang | M.Roche – B.Stewart | Open | 7 | -1.7 | -0.24 | -1.29 |
| Round 4 | Y.Liang | Y.Wu – Z.Zhen | Open | 7 | +17.2 | +2.46 | +3.29 |
| Round 5 | Y.Liang | X.Xue – J.Tao | Closed | 7 | +8.0 | +1.14 | +1.57 |
| Round 6 | Y.Liang | Z.Xie – Z.Liao | Open | 7 | -9.5 | -1.36 | +0.71 |
| Round 7 | Y.Liang | J.Upmark – K.Bertheau | Closed | 7 | -19.2 | -2.74 | +0.86 |
| Round 8 | Y.Liang | Z.Li – SHEN (1) Qi | Open | 7 | -4.3 | -0.61 | +0.86 |
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 |
|---|---|---|---|---|---|---|---|
| +9.5 | Round 5 | HUOCHETOU BLUE | 4 | 3NT | ♥2 | -1 | +13 |
| +8.1 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 22 | 6♦ | ♠6 | = | -2 |
| +7.1 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 23 | 4♠ | ♠6 | -1 | +17 |
| +4.6 | Round 5 | HUOCHETOU BLUE | 6 | 2♠ | ♥3 | +2 | +7 |
| +4.6 | Round 8 | GZ. ZHAOHENG2 | 27 | 4♠ | ♥7 | -1 | +5 |
| +3.4 | Round 6 | REDBULL | 11 | 5♠ | ♦5 | +2 | +10 |
| +3.2 | Round 8 | GZ. ZHAOHENG2 | 26 | 1NT | ♠7 | -2 | +7 |
| +2.8 | Round 2 | MEIKUANGTIXIE | 8 | 5♥x | ♠A | +1 | +6 |
| +2.7 | Round 3 | RAYNER | 17 | 3NT | ♣A | -3 | +7 |
| +2.7 | Round 6 | REDBULL | 14 | 3NT | ♠Q | -1 | +8 |
| +2.4 | Round 8 | GZ. ZHAOHENG2 | 22 | 1NT | ♠7 | = | +5 |
| +2.2 | Round 8 | GZ. ZHAOHENG2 | 24 | 3NT | ♦10 | +2 | +0 |
| +2.0 | Round 1 | GOTARD | 3 | 3NT | ♥3 | = | +3 |
| +2.0 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 26 | 2♠ | ♣A | = | +11 |
| +1.9 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 24 | 4♥ | ♠10 | = | -1 |
| +1.8 | Round 5 | HUOCHETOU BLUE | 3 | 2♠ | ♦4 | +1 | +7 |
| +1.8 | Round 8 | GZ. ZHAOHENG2 | 28 | 3♥ | ♣K | -1 | +3 |
| +1.1 | Round 3 | RAYNER | 19 | 4♥ | ♥10 | = | +1 |
| +1.0 | Round 3 | RAYNER | 21 | 4♠ | ♥4 | +1 | +0 |
| +1.0 | Round 7 | PLATINUM CEM | 18 | 7♣x | ♦A | -4 | +16 |
| +0.9 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 28 | 2♥ | ♠J | +1 | +0 |
| +0.9 | Round 6 | REDBULL | 13 | 1NT | ♦K | -2 | -9 |
| +0.3 | Round 2 | MEIKUANGTIXIE | 13 | 3NT | ♣2 | = | +0 |
| +0.3 | Round 6 | REDBULL | 9 | 4♥ | ♣6 | +1 | +0 |
| +0.1 | Round 5 | HUOCHETOU BLUE | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 3 | RAYNER | 18 | 2NT | ♥K | +2 | -6 |
| -0.1 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 25 | 3NT | ♠4 | = | +0 |
| -0.1 | Round 6 | REDBULL | 10 | 4♥ | ♠3 | = | +1 |
| -0.5 | Round 3 | RAYNER | 20 | 3NT | ♠9 | = | -2 |
| -0.6 | Round 5 | HUOCHETOU BLUE | 5 | 2♠ | ♥5 | = | -1 |
| -0.6 | Round 7 | PLATINUM CEM | 17 | 5♦ | ♠4 | = | +11 |
| -1.3 | Round 1 | GOTARD | 2 | 4♥ | ♦K | = | -1 |
| -1.3 | Round 1 | GOTARD | 7 | 4♥ | ♥10 | = | +1 |
| -1.9 | Round 3 | RAYNER | 16 | 1NT | ♥7 | +1 | -1 |
| -1.9 | Round 7 | PLATINUM CEM | 15 | 3♣ | ♣6 | +3 | -2 |
| -2.1 | Round 2 | MEIKUANGTIXIE | 11 | 3♦ | ♥10 | = | +1 |
| -2.2 | Round 7 | PLATINUM CEM | 19 | 3♥ | ♣5 | -1 | +0 |
| -2.3 | Round 2 | MEIKUANGTIXIE | 9 | 2♠ | ♥A | +2 | -7 |
| -2.3 | Round 2 | MEIKUANGTIXIE | 10 | 3NT | ♣7 | = | +0 |
| -2.6 | Round 5 | HUOCHETOU BLUE | 7 | 2♥ | ♥A | +1 | -6 |
| -2.7 | Round 1 | GOTARD | 4 | 2♥ | ♦A | -2 | +9 |
| -2.7 | Round 4 | TIANJIN CONTRACT BRIDGE ASSOCI | 27 | 4♣ | ♦8 | +1 | -2 |
| -3.1 | Round 1 | GOTARD | 6 | 2♦ | ♣J | +3 | -1 |
| -3.4 | Round 7 | PLATINUM CEM | 21 | 5♣x | ♠6 | -2 | -4 |
| -3.6 | Round 1 | GOTARD | 5 | 3NT | ♠10 | -3 | -6 |
| -4.0 | Round 3 | RAYNER | 15 | 4♥ | ♣A | = | -8 |
| -4.8 | Round 5 | HUOCHETOU BLUE | 1 | 4♠x | ♥2 | -1 | -9 |
| -5.2 | Round 2 | MEIKUANGTIXIE | 12 | 4♠ | ♠6 | = | -3 |
| -5.3 | Round 7 | PLATINUM CEM | 20 | 4♠ | ♦J | -2 | -7 |
| -5.7 | Round 1 | GOTARD | 1 | 3NT | ♠4 | -1 | -10 |
| -5.7 | Round 2 | MEIKUANGTIXIE | 14 | 6NT | ♣K | -2 | -11 |
| -6.6 | Round 6 | REDBULL | 12 | 6♥ | ♠5 | = | -1 |
| -6.8 | Round 7 | PLATINUM CEM | 16 | 4♠ | ♣K | -2 | -8 |
| -8.3 | Round 8 | GZ. ZHAOHENG2 | 25 | 6♣ | ♠A | -2 | -11 |
| -10.1 | Round 6 | REDBULL | 8 | 4♥x | ♣6 | = | -4 |
| -10.2 | Round 8 | GZ. ZHAOHENG2 | 23 | 3NT | ♠K | = | -3 |