LU Dong · BEIJING TRINERGY
vs par split: bidding -0.08 · play -0.10
Strength of schedule: opponents averaged +0.28/bd (a tough draw) → opponent-adjusted -0.15/bd
Card play — on target: opening leads 61.5% · declarer play 73.3% · defence 88.5%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 63.6% (11) |
| Declarer play | 80.0% (5) | 70.0% (10) |
| Defence | 88.9% (9) | 88.2% (17) |
Opening leads by suit led: ♠ 25.0% (4) · ♥ 100.0% (3) · ♦ 50.0% (4) · ♣ 100.0% (2)
vs par by strain: NT -0.31 (16) · a suit -0.12 (34)
vs par by level: part-score -1.18 (22) · game -0.21 (24) · slam +5.50 (4)
By role: declaring -0.61/bd (-3.33 vs par · 24) · defending -0.26/bd (+2.73 vs par · 26)
By vulnerability: vulnerable -0.30/bd (+0.44 vs par · 25) · not vulnerable -0.56/bd (-0.80 vs par · 25)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | Y.Huang | A.Lindermann – I.Grumm | Closed | 10 | +6.5 | +0.65 | +2.80 |
| Round 5 | Y.Huang | J.Fantun – I.Le Provost | Open | 10 | +2.7 | +0.27 | +0.20 |
| Round 7 | Y.Huang | D.Korbel – L.Wynston | Open | 10 | +6.1 | +0.61 | +0.50 |
| Round 8 | Y.Huang | J.Kalita – J.Hayman Piafsky | Open | 10 | -8.3 | -0.83 | -0.80 |
| Round 10 | Y.Huang | M.Lewis – R.Muller | Open | 10 | -28.4 | -2.84 | -3.60 |
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 |
|---|---|---|---|---|---|---|---|
| +10.1 | Round 5 | BERNARD | 13 | 3NT | ♦9 | = | +0 |
| +8.3 | Round 2 | AUSTRIA | 19 | 6♣ | ♠3 | -1 | +13 |
| +8.0 | Round 5 | BERNARD | 15 | 5♦x | ♥10 | -2 | +9 |
| +6.7 | Round 2 | AUSTRIA | 17 | 3NT | ♠3 | = | +6 |
| +4.8 | Round 8 | ROSSARD | 19 | 4♠ | ♥3 | = | +7 |
| +4.7 | Round 7 | CANADA | 9 | 3NT | ♠A | -2 | +2 |
| +4.6 | Round 2 | AUSTRIA | 13 | 3♣ | ♦10 | -1 | +5 |
| +4.1 | Round 7 | CANADA | 2 | 4♠ | ♥7 | -1 | +10 |
| +3.1 | Round 8 | ROSSARD | 18 | 2♠ | ♥A | = | +6 |
| +2.9 | Round 10 | CROATIA | 5 | 4♥ | ♠K | -2 | +0 |
| +2.7 | Round 7 | CANADA | 8 | 4♠ | ♥A | +1 | -11 |
| +2.1 | Round 7 | CANADA | 1 | 3♥ | ♠K | +1 | +2 |
| +1.7 | Round 7 | CANADA | 4 | 4♥ | ♠A | -1 | -1 |
| +1.7 | Round 10 | CROATIA | 1 | 2♥ | ♠6 | -1 | -2 |
| +1.7 | Round 10 | CROATIA | 3 | 3♥ | ♠4 | = | +0 |
| +1.3 | Round 7 | CANADA | 6 | 1NT | ♥5 | -3 | -3 |
| +1.2 | Round 8 | ROSSARD | 11 | 4♥ | ♠J | +1 | +0 |
| +0.9 | Round 7 | CANADA | 7 | 3♦ | ♥Q | -1 | +11 |
| +0.7 | Round 8 | ROSSARD | 13 | 1NT | ♥Q | +1 | +0 |
| +0.4 | Round 8 | ROSSARD | 17 | 3♦ | ♥K | +1 | +5 |
| +0.3 | Round 2 | AUSTRIA | 18 | 3NT | ♦2 | +4 | +14 |
| +0.3 | Round 5 | BERNARD | 18 | 1NT | ♥4 | +1 | -1 |
| +0.1 | Round 5 | BERNARD | 12 | 3♠ | ♦A | -3 | +1 |
| +0.1 | Round 5 | BERNARD | 14 | 2NT | ♥4 | +1 | +7 |
| +0.1 | Round 5 | BERNARD | 17 | 4♠ | ♦K | +1 | +0 |
| -0.3 | Round 2 | AUSTRIA | 20 | 3NT | ♠9 | +2 | +0 |
| -0.4 | Round 10 | CROATIA | 2 | 3NT | ♠5 | +4 | -17 |
| -0.6 | Round 7 | CANADA | 5 | 4♠ | ♣Q | = | +0 |
| -0.8 | Round 2 | AUSTRIA | 11 | 1NT | ♠3 | +1 | +1 |
| -1.1 | Round 8 | ROSSARD | 12 | 3♠ | ♣7 | -1 | -11 |
| -1.2 | Round 8 | ROSSARD | 15 | 3NT | ♥8 | +3 | +11 |
| -1.3 | Round 2 | AUSTRIA | 16 | 2♠ | ♣2 | = | -7 |
| -1.3 | Round 5 | BERNARD | 16 | 5♣x | ♠A | -1 | -6 |
| -1.3 | Round 10 | CROATIA | 7 | 3NT | ♣2 | +1 | -1 |
| -1.6 | Round 10 | CROATIA | 4 | 4♥ | ♣K | -1 | +6 |
| -2.0 | Round 10 | CROATIA | 6 | 4♠ | ♥5 | -2 | +0 |
| -2.8 | Round 5 | BERNARD | 19 | 3♥ | ♦2 | +1 | +8 |
| -2.8 | Round 7 | CANADA | 3 | 4♣ | ♣2 | -1 | -5 |
| -2.9 | Round 2 | AUSTRIA | 12 | 3♥ | ♣8 | = | -10 |
| -3.0 | Round 5 | BERNARD | 11 | 1NT | ♠6 | = | -5 |
| -3.2 | Round 2 | AUSTRIA | 15 | 6♠ | ♣6 | = | +11 |
| -4.1 | Round 8 | ROSSARD | 14 | 3NT | ♣6 | -1 | -11 |
| -4.9 | Round 2 | AUSTRIA | 14 | 5♣ | ♠K | -1 | -5 |
| -5.7 | Round 8 | ROSSARD | 16 | 4♦ | ♣K | +1 | -7 |
| -6.4 | Round 8 | ROSSARD | 20 | 1NTx | ♥4 | -1 | -8 |
| -8.0 | Round 7 | CANADA | 10 | 6♠ | ♥A | = | +0 |
| -8.3 | Round 10 | CROATIA | 10 | 2♥ | ♠2 | -2 | -13 |
| -8.9 | Round 5 | BERNARD | 20 | 4♠ | ♥3 | -4 | -11 |
| -9.2 | Round 10 | CROATIA | 8 | 4♠x | ♦A | +1 | -7 |
| -11.9 | Round 10 | CROATIA | 9 | 6♠ | ♦A | = | -2 |