ZENG Weirong · BRIDGE ASSOCIATION OF FUJIAN P
vs par split: bidding -1.51 · play -0.67
Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted -0.43/bd
Card play — on target: opening leads 71.4% #381 of 579 · declarer play 50.0% #555 of 579 · defence 89.5% #229 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 33.3% (3) | 100.0% (4) |
| Declarer play | 50.0% (6) | 50.0% (6) |
| Defence | 83.3% (6) | 92.3% (13) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 100.0% (1) · ♦ 66.7% (3) · ♣ 50.0% (2)
vs par by strain: NT -2.79 (19) · a suit -1.80 (30)
vs par by level: part-score -1.84 (19) · game -3.27 (26) · slam +3.25 (4)
By role: declaring +0.27/bd (-5.13 vs par · 30) · defending -1.46/bd (+2.47 vs par · 19)
By vulnerability: vulnerable -0.54/bd (-4.12 vs par · 24) · not vulnerable -0.27/bd (-0.32 vs par · 25)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | W.Chen | Z.Fang – Z.Xu | Closed | 7 | -1.7 | -0.24 | +1.86 |
| Round 3 | W.Chen | K.Karaivanov – R.Trendafilov | Open | 7 | +1.5 | +0.21 | -1.14 |
| Round 4 | W.Chen | V.Muller – M.Villegas | Open | 7 | +7.7 | +1.10 | -4.43 |
| Round 5 | W.Chen | A.Aydin – U.Suzer | Closed | 7 | +4.7 | +0.67 | +0.86 |
| Round 6 | W.Chen | B.Bos – J.Van Lankveld | Open | 7 | +0.8 | +0.11 | -3.00 |
| Round 7 | W.Chen | J.Hurd – J.Wooldridge | Closed | 7 | -28.6 | -4.09 | -5.43 |
| Round 8 | W.Chen | J.Lu – J.Wang | Closed | 7 | -4.1 | -0.59 | -4.00 |
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 |
|---|---|---|---|---|---|---|---|
| +7.0 | Round 8 | HUBEI JINPAI | 22 | 3NT | ♣6 | +1 | +0 |
| +6.5 | Round 5 | AYDIN | 6 | 7♣ | ♣3 | = | -2 |
| +4.3 | Round 2 | SHAOGUAN RENHUA | 10 | 3NT | ♣7 | +2 | +1 |
| +3.9 | Round 4 | VIRGINIA | 27 | 5♣ | ♦A | +1 | +1 |
| +3.9 | Round 6 | NETHERLANDS | 10 | 2NT | ♠K | -3 | +4 |
| +3.8 | Round 4 | VIRGINIA | 23 | 2♥ | ♦3 | +3 | -15 |
| +3.1 | Round 3 | PENFOLD | 15 | 2♠ | ♥A | -1 | +5 |
| +3.0 | Round 3 | PENFOLD | 20 | 3NT | ♠10 | +1 | -12 |
| +2.9 | Round 2 | SHAOGUAN RENHUA | 8 | 1NT | ♣4 | +1 | +6 |
| +2.9 | Round 3 | PENFOLD | 19 | 3NT | ♦5 | +2 | -17 |
| +2.6 | Round 5 | AYDIN | 1 | 3NT | ♥5 | +1 | +1 |
| +2.6 | Round 7 | LEBRON | 21 | 3♠ | ♠3 | = | +0 |
| +2.6 | Round 8 | HUBEI JINPAI | 24 | 5♥ | ♠Q | = | +0 |
| +2.5 | Round 6 | NETHERLANDS | 8 | 3NT | ♦J | = | -1 |
| +2.0 | Round 6 | NETHERLANDS | 9 | 4♥ | ♣A | +1 | -12 |
| +2.0 | Round 8 | HUBEI JINPAI | 26 | 3NT | ♠3 | = | +0 |
| +1.9 | Round 5 | AYDIN | 3 | 4♥ | ♠8 | -2 | +6 |
| +1.3 | Round 3 | PENFOLD | 17 | 2♥ | ♦K | = | -1 |
| +1.2 | Round 3 | PENFOLD | 18 | 2♠ | ♥Q | -1 | +2 |
| +0.8 | Round 4 | VIRGINIA | 28 | 3NT | ♣4 | -1 | +6 |
| +0.6 | Round 5 | AYDIN | 2 | 2♥ | ♦5 | +1 | +0 |
| -0.0 | Round 4 | VIRGINIA | 22 | 2♥ | ♦K | +1 | +0 |
| -0.0 | Round 4 | VIRGINIA | 25 | 3NT | ♣3 | +2 | -12 |
| -0.1 | Round 4 | VIRGINIA | 26 | 5♦ | ♣Q | +1 | -13 |
| -0.1 | Round 6 | NETHERLANDS | 13 | 1NT | ♠K | -1 | -1 |
| -0.3 | Round 2 | SHAOGUAN RENHUA | 11 | 5♠ | ♣3 | = | +10 |
| -0.3 | Round 7 | LEBRON | 17 | 2♠ | ♥2 | +2 | -1 |
| -0.4 | Round 5 | AYDIN | 5 | 3♥ | ♣K | = | +0 |
| -0.4 | Round 6 | NETHERLANDS | 14 | 5♠x | ♦K | -2 | +0 |
| -0.4 | Round 8 | HUBEI JINPAI | 23 | 1NT | ♦6 | +1 | +0 |
| -0.7 | Round 2 | SHAOGUAN RENHUA | 14 | 2♥ | ♦A | -1 | +2 |
| -0.7 | Round 4 | VIRGINIA | 24 | 3NT | ♠5 | = | +2 |
| -1.0 | Round 5 | AYDIN | 7 | 4♠ | ♠3 | = | +0 |
| -1.1 | Round 2 | SHAOGUAN RENHUA | 13 | 5♥ | ♠A | = | +0 |
| -2.1 | Round 6 | NETHERLANDS | 11 | 3♣ | ♥9 | +1 | +0 |
| -2.2 | Round 8 | HUBEI JINPAI | 27 | 5♣x | ♥10 | -1 | -5 |
| -2.7 | Round 7 | LEBRON | 15 | 3♠ | ♣K | = | -13 |
| -3.1 | Round 2 | SHAOGUAN RENHUA | 9 | 5♣ | ♦K | = | +0 |
| -3.5 | Round 8 | HUBEI JINPAI | 28 | 4♥ | ♣3 | -2 | -11 |
| -3.7 | Round 2 | SHAOGUAN RENHUA | 12 | 1NT | ♣3 | -2 | -6 |
| -4.3 | Round 7 | LEBRON | 16 | 2♣ | ♠2 | +2 | -10 |
| -4.4 | Round 7 | LEBRON | 18 | 2NT | ♥3 | -3 | -7 |
| -4.5 | Round 3 | PENFOLD | 21 | 6♠ | ♥J | = | +13 |
| -5.0 | Round 6 | NETHERLANDS | 12 | 3NT | ♠2 | -2 | -11 |
| -5.5 | Round 3 | PENFOLD | 16 | 6♦ | ♠5 | +1 | +2 |
| -5.5 | Round 5 | AYDIN | 4 | 3NT | ♣6 | = | +1 |
| -7.1 | Round 7 | LEBRON | 19 | 3NT | ♣6 | -4 | -7 |
| -9.6 | Round 8 | HUBEI JINPAI | 25 | 5♥ | ♠A | -1 | -12 |
| -12.4 | Round 7 | LEBRON | 20 | 6♠ | ♦3 | = | +0 |