CHENG Qiang · BARR
vs par split: bidding +0.68 · play +0.34
Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted +0.15/bd
Card play — on target: opening leads 64.7% #350 of 398 · declarer play 83.3% #83 of 398 · defence 75.8% #368 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 58.3% (12) |
| Declarer play | 100.0% (4) | 75.0% (8) |
| Defence | 90.0% (10) | 69.6% (23) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 50.0% (2) · ♦ 66.7% (3) · ♣ 50.0% (8)
vs par by strain: NT +4.50 (16) · a suit -0.38 (40)
vs par by level: part-score -0.67 (18) · game +2.18 (33) · slam -0.60 (5)
By role: declaring +1.15/bd (-0.22 vs par · 23) · defending -0.65/bd (+1.88 vs par · 33)
By vulnerability: vulnerable +0.45/bd (+1.68 vs par · 28) · not vulnerable -0.27/bd (+0.36 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Hou | D.Yu – A.Zhu | Closed | 7 | +10.0 | +1.43 | +2.71 |
| Round 2 | Y.Hou | J.Yao – X.Zhang | Closed | 7 | -0.3 | -0.04 | -0.29 |
| Round 3 | Y.Hou | T.Asbi – L.Bojoh | Closed | 7 | -8.7 | -1.24 | -2.14 |
| Round 4 | Y.Hou | J.Pszczola – M.Wortel | Open | 7 | +7.4 | +1.06 | +2.43 |
| Round 5 | Y.Hou | Z.Pu – S.Shi | Open | 7 | -3.8 | -0.54 | +0.00 |
| Round 6 | Y.Hou | R.Hauge – A.Malinowski | Open | 7 | -5.8 | -0.83 | +1.29 |
| Round 7 | Y.Hou | Z.Xie – Z.Liao | Closed | 7 | -2.8 | -0.40 | +1.71 |
| Round 8 | Y.Hou | N.Su – X.Wu | Closed | 7 | +9.0 | +1.29 | +2.43 |
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 |
|---|---|---|---|---|---|---|---|
| +10.3 | Round 8 | DALIAN | 22 | 3NTx | ♥3 | -3 | +12 |
| +9.9 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 8 | 6♥x | ♦10 | = | +12 |
| +9.6 | Round 7 | REDBULL | 17 | 3NT | ♠6 | -2 | +14 |
| +8.1 | Round 4 | MILNER | 22 | 6♦ | ♥Q | = | -2 |
| +7.0 | Round 4 | MILNER | 27 | 3NT | ♦8 | -5 | +8 |
| +6.0 | Round 4 | MILNER | 26 | 1NT | ♠2 | = | +12 |
| +6.0 | Round 8 | DALIAN | 28 | 3♥ | ♦A | = | +7 |
| +5.8 | Round 1 | YUNNAN | 1 | 4♥ | ♣8 | +1 | +1 |
| +5.3 | Round 6 | HAUGE | 8 | 4♥xx | ♣6 | -1 | +12 |
| +4.7 | Round 8 | DALIAN | 23 | 4♥ | ♦A | -2 | +12 |
| +4.5 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 9 | 4♠x | ♣3 | -1 | -1 |
| +3.0 | Round 7 | REDBULL | 18 | 5♠ | ♣K | +2 | +17 |
| +2.7 | Round 6 | HAUGE | 14 | 3NT | ♠Q | -1 | +8 |
| +2.2 | Round 7 | REDBULL | 20 | 2♠ | ♦J | = | +0 |
| +2.2 | Round 8 | DALIAN | 24 | 4♠ | ♣K | +1 | +0 |
| +2.0 | Round 1 | YUNNAN | 3 | 3NT | ♥2 | = | +3 |
| +1.9 | Round 1 | YUNNAN | 6 | 3NT | ♠A | -1 | +5 |
| +1.8 | Round 5 | RADIO COMMUNICATIONS OF CAS | 3 | 2♠ | ♣2 | +1 | +7 |
| +1.7 | Round 1 | YUNNAN | 2 | 4♥ | ♠5 | +3 | +2 |
| +1.5 | Round 5 | RADIO COMMUNICATIONS OF CAS | 1 | 5♦ | ♠A | = | -3 |
| +1.0 | Round 3 | PERTAMINA EP RED | 21 | 4♠ | ♦2 | +1 | +0 |
| +0.9 | Round 6 | HAUGE | 13 | 2♠ | ♦K | -2 | -9 |
| +0.4 | Round 1 | YUNNAN | 4 | 1NT | ♣9 | = | +11 |
| +0.4 | Round 3 | PERTAMINA EP RED | 20 | 3NT | ♠8 | +1 | -1 |
| +0.3 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 13 | 3NT | ♠J | = | +0 |
| +0.3 | Round 6 | HAUGE | 9 | 5♥ | ♣6 | = | +0 |
| +0.1 | Round 3 | PERTAMINA EP RED | 19 | 5♥ | ♣2 | = | +0 |
| +0.1 | Round 5 | RADIO COMMUNICATIONS OF CAS | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 3 | PERTAMINA EP RED | 16 | 1NT | ♠9 | +3 | +1 |
| -0.1 | Round 4 | MILNER | 25 | 3NT | ♠4 | = | +0 |
| -0.5 | Round 1 | YUNNAN | 5 | 2NT | ♠Q | -1 | -4 |
| -0.6 | Round 5 | RADIO COMMUNICATIONS OF CAS | 5 | 2♠ | ♥5 | = | -1 |
| -1.1 | Round 6 | HAUGE | 10 | 4♥ | ♠3 | +1 | +0 |
| -1.3 | Round 1 | YUNNAN | 7 | 4♥ | ♦J | = | +1 |
| -1.5 | Round 5 | RADIO COMMUNICATIONS OF CAS | 6 | 4♠ | ♦A | = | +1 |
| -1.8 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 11 | 1NT | ♣Q | = | +1 |
| -1.9 | Round 7 | REDBULL | 15 | 3♣ | ♣J | +3 | -2 |
| -2.0 | Round 3 | PERTAMINA EP RED | 18 | 3♣ | ♥K | = | -7 |
| -2.2 | Round 7 | REDBULL | 19 | 4♥ | ♠5 | -1 | +0 |
| -2.3 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 10 | 3NT | ♦8 | = | +0 |
| -2.5 | Round 5 | RADIO COMMUNICATIONS OF CAS | 4 | 3NT | ♥J | = | +2 |
| -2.6 | Round 5 | RADIO COMMUNICATIONS OF CAS | 7 | 2♥ | ♣6 | +1 | -6 |
| -3.5 | Round 8 | DALIAN | 25 | 4♠ | ♥5 | -1 | -6 |
| -3.7 | Round 4 | MILNER | 23 | 4♥ | ♦3 | +1 | +13 |
| -4.0 | Round 3 | PERTAMINA EP RED | 15 | 4♥ | ♣A | = | -8 |
| -4.1 | Round 3 | PERTAMINA EP RED | 17 | 2♠ | ♥A | = | +0 |
| -4.9 | Round 4 | MILNER | 24 | 2♥ | ♦J | +1 | -8 |
| -5.0 | Round 4 | MILNER | 28 | 3♦ | ♦6 | -2 | -6 |
| -5.0 | Round 8 | DALIAN | 26 | 3♣ | ♥A | +1 | -1 |
| -5.2 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 12 | 4♠ | ♠4 | = | -3 |
| -5.5 | Round 7 | REDBULL | 16 | 3♥ | ♠5 | = | -7 |
| -5.7 | Round 2 | CHINA PETROLEUM SPORTS ASSCCIA | 14 | 6♠ | ♥4 | -2 | -11 |
| -5.7 | Round 8 | DALIAN | 27 | 4♠ | ♥7 | = | -7 |
| -6.6 | Round 6 | HAUGE | 12 | 6♥ | ♠A | = | -1 |
| -7.3 | Round 6 | HAUGE | 11 | 6♠ | ♦4 | +1 | -1 |
| -8.0 | Round 7 | REDBULL | 21 | 4♠ | ♣7 | = | -10 |