CHENG Bing · ZHONGFU
vs par split: bidding -1.21 · play +0.73
Strength of schedule: opponents averaged -0.17/bd (an easy draw) → opponent-adjusted -0.40/bd
Card play — on target: opening leads 63.6% #241 of 277 · declarer play 71.4% #170 of 277 · defence 92.3% #40 of 277
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (3) | 50.0% (8) |
| Declarer play | 100.0% (4) | 64.7% (17) |
| Defence | 83.3% (6) | 95.0% (20) |
Opening leads by suit led: ♠ 25.0% (4) · ♥ 100.0% (1) · ♦ 100.0% (1) · ♣ 80.0% (5)
vs par by strain: NT +3.58 (12) · a suit -1.59 (44)
vs par by level: part-score -2.44 (27) · game +1.61 (26) · slam -1.00 (3)
By role: declaring -0.90/bd (-2.83 vs par · 30) · defending +0.53/bd (+2.23 vs par · 26)
By vulnerability: vulnerable -0.73/bd (-1.54 vs par · 28) · not vulnerable +0.26/bd (+0.57 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Ye | H.Zhu – Y.Lin | Closed | 7 | +9.0 | +1.29 | +1.29 |
| Round 2 | M.Ye | N.Aydogdu – H.Vahaboglu | Open | 7 | +11.3 | +1.61 | -0.29 |
| Round 3 | M.Ye | J.Harsanyi – C.Ganzer | Open | 7 | +0.8 | +0.11 | -0.71 |
| Round 4 | M.Ye | G.Miao – Z.Xu | Closed | 7 | -9.5 | -1.36 | -2.14 |
| Round 5 | M.Ye | X.Liu – K.Jin | Closed | 7 | -7.3 | -1.04 | +0.43 |
| Round 6 | M.Ye | T.Chung – J.Chung | Open | 7 | -3.6 | -0.51 | -1.00 |
| Round 7 | M.Ye | Y.Zhao – L.Cai | Closed | 7 | -23.7 | -3.39 | -2.71 |
| Round 8 | M.Ye | W.Guo – X.Xue | Closed | 7 | +9.8 | +1.40 | +1.29 |
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 |
|---|---|---|---|---|---|---|---|
| +13.3 | Round 8 | BEIJING LAWYERS | 28 | 5♦x | ♠A | -6 | +14 |
| +7.5 | Round 1 | DALIAN | 1 | 3NT | ♦10 | -1 | +10 |
| +6.6 | Round 2 | TURKEY | 11 | 3NT | ♥2 | +1 | +8 |
| +6.2 | Round 6 | CTBA | 14 | 4♠ | ♠2 | = | +7 |
| +4.7 | Round 4 | SHAOGUAN RENHUA | 26 | 1NT | ♠4 | -1 | +5 |
| +4.0 | Round 1 | DALIAN | 5 | 4♥ | ♠K | -1 | +5 |
| +4.0 | Round 2 | TURKEY | 9 | 4♠ | ♥4 | -1 | +6 |
| +3.6 | Round 2 | TURKEY | 10 | 4♥ | ♠K | = | +3 |
| +3.5 | Round 4 | SHAOGUAN RENHUA | 28 | 4♠x | ♦K | -1 | +9 |
| +3.4 | Round 7 | COFCO YALONG BAY | 18 | 3NT | ♥2 | +2 | +13 |
| +3.2 | Round 5 | GUANGZHOU ZHAOHENG | 4 | 4♠ | ♣9 | -1 | +6 |
| +3.2 | Round 6 | CTBA | 11 | 2NT | ♥2 | +1 | +2 |
| +3.0 | Round 1 | DALIAN | 3 | 2♠ | ♣K | = | +6 |
| +2.9 | Round 3 | BERLIN | 20 | 3♣ | ♠9 | +1 | +0 |
| +2.9 | Round 8 | BEIJING LAWYERS | 27 | 4♠ | ♥4 | = | +0 |
| +2.6 | Round 8 | BEIJING LAWYERS | 24 | 4♠ | ♦6 | -1 | +5 |
| +2.4 | Round 3 | BERLIN | 17 | 1NT | ♠2 | +2 | -4 |
| +2.0 | Round 2 | TURKEY | 8 | 1NT | ♠2 | +1 | +0 |
| +2.0 | Round 6 | CTBA | 13 | 3♠ | ♣A | = | +1 |
| +1.8 | Round 5 | GUANGZHOU ZHAOHENG | 3 | 3NT | ♥5 | = | +0 |
| +1.8 | Round 8 | BEIJING LAWYERS | 22 | 2♠ | ♥Q | -1 | +6 |
| +1.6 | Round 3 | BERLIN | 19 | 4♠ | ♣K | = | +6 |
| +1.5 | Round 2 | TURKEY | 14 | 2♠ | ♠J | = | +0 |
| +0.9 | Round 3 | BERLIN | 16 | 3♥ | ♣5 | = | -7 |
| +0.4 | Round 5 | GUANGZHOU ZHAOHENG | 1 | 4♥ | ♣A | = | +1 |
| +0.3 | Round 2 | TURKEY | 12 | 4♣ | ♠A | -1 | -2 |
| +0.2 | Round 1 | DALIAN | 6 | 1NT | ♥4 | +1 | +10 |
| -0.2 | Round 4 | SHAOGUAN RENHUA | 25 | 3NT | ♠Q | = | +0 |
| -0.2 | Round 7 | COFCO YALONG BAY | 19 | 2♠ | ♣8 | -1 | -2 |
| -0.6 | Round 3 | BERLIN | 15 | 4♥ | ♠10 | +2 | +11 |
| -0.7 | Round 5 | GUANGZHOU ZHAOHENG | 6 | 6NT | ♣10 | = | +11 |
| -1.1 | Round 7 | COFCO YALONG BAY | 17 | 4♥ | ♦7 | -2 | -7 |
| -1.2 | Round 1 | DALIAN | 7 | 2♠ | ♣8 | +1 | +0 |
| -1.2 | Round 8 | BEIJING LAWYERS | 23 | 2♠ | ♣J | -1 | +0 |
| -1.4 | Round 1 | DALIAN | 2 | 2♥ | ♦Q | +3 | -10 |
| -1.7 | Round 6 | CTBA | 10 | 2♦ | ♠3 | +2 | +0 |
| -1.8 | Round 6 | CTBA | 12 | 4♥ | ♠2 | +1 | +0 |
| -1.9 | Round 4 | SHAOGUAN RENHUA | 23 | 2♠ | ♥J | = | -1 |
| -2.2 | Round 4 | SHAOGUAN RENHUA | 24 | 2♥ | ♦3 | -1 | -4 |
| -2.9 | Round 6 | CTBA | 8 | 2♠ | ♦K | = | -5 |
| -3.0 | Round 3 | BERLIN | 18 | 4♥ | ♠10 | -1 | +0 |
| -3.1 | Round 1 | DALIAN | 4 | 1NT | ♣A | = | -12 |
| -3.4 | Round 3 | BERLIN | 21 | 3♦ | ♣10 | -1 | -11 |
| -3.4 | Round 7 | COFCO YALONG BAY | 16 | 5♠ | ♣10 | -1 | -5 |
| -3.6 | Round 4 | SHAOGUAN RENHUA | 22 | 2♥ | ♦3 | +2 | -10 |
| -3.6 | Round 5 | GUANGZHOU ZHAOHENG | 5 | 4♠ | ♠2 | -1 | -10 |
| -3.7 | Round 5 | GUANGZHOU ZHAOHENG | 2 | 2♠ | ♥K | -1 | -5 |
| -4.6 | Round 8 | BEIJING LAWYERS | 25 | 2♣ | ♣8 | = | -6 |
| -4.7 | Round 5 | GUANGZHOU ZHAOHENG | 7 | 6♥ | ♠A | = | +0 |
| -5.0 | Round 8 | BEIJING LAWYERS | 26 | 2♦ | ♥3 | +4 | -10 |
| -5.6 | Round 7 | COFCO YALONG BAY | 20 | 3♠x | ♥7 | -1 | -7 |
| -6.7 | Round 2 | TURKEY | 13 | 4♠ | ♥4 | +2 | -17 |
| -8.3 | Round 7 | COFCO YALONG BAY | 21 | 4♠ | ♥2 | +2 | -11 |
| -8.5 | Round 7 | COFCO YALONG BAY | 15 | 4♥ | ♦3 | = | +0 |
| -8.6 | Round 6 | CTBA | 9 | 4♥x | ♦K | -2 | -12 |
| -9.8 | Round 4 | SHAOGUAN RENHUA | 27 | 6♠ | ♥4 | -2 | -14 |