LI Jianwei · SHENZHEN NANGANG POWER
vs par split: bidding -1.04 · play -0.64
Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted -1.67/bd
Card play — on target: opening leads 80.0% #120 of 310 · declarer play 100.0% #1 of 310 · defence 76.9% #264 of 311
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 100.0% (3) |
| Declarer play | 100.0% (2) | 100.0% (6) |
| Defence | 60.0% (5) | 87.5% (8) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (1) · ♦ 100.0% (1) · ♣ 100.0% (1)
vs par by strain: NT -2.29 (7) · a suit -1.48 (21)
vs par by level: part-score -2.43 (14) · game -0.18 (11) · slam -3.67 (3)
By role: declaring -1.21/bd (-3.27 vs par · 15) · defending -1.96/bd (+0.15 vs par · 13)
By vulnerability: vulnerable -2.12/bd (-3.14 vs par · 14) · not vulnerable -0.99/bd (-0.21 vs par · 14)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | S.Chen | S.Burgess – G.Lorentz | Open | 7 | -5.8 | -0.83 | -0.57 |
| Round 5 | S.Chen | B.Popov – G.Karakolev | Closed | 7 | -10.7 | -1.53 | -2.71 |
| Round 6 | S.Chen | H.Wong – H.Tsang | Open | 7 | -18.7 | -2.67 | -2.00 |
| Round 8 | S.Chen | A.Meyerson – H.Liu | Closed | 7 | -8.4 | -1.20 | -1.43 |
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 |
|---|---|---|---|---|---|---|---|
| +5.7 | Round 1 | LORENTZ | 3 | 5♣ | ♠5 | -2 | +8 |
| +5.4 | Round 8 | TEXAN ACES | 28 | 4♠x | ♣7 | = | +7 |
| +3.1 | Round 5 | BALKAN GOLD STAR | 7 | 6♥ | ♠A | = | +0 |
| +2.2 | Round 8 | TEXAN ACES | 24 | 3NT | ♥7 | -1 | +5 |
| +1.7 | Round 1 | LORENTZ | 6 | 1NT | ♥3 | +1 | +10 |
| +1.0 | Round 5 | BALKAN GOLD STAR | 6 | 6NT | ♦3 | = | -11 |
| +0.7 | Round 8 | TEXAN ACES | 25 | 2♥ | ♦7 | +1 | +0 |
| +0.2 | Round 6 | PAAA | 12 | 4♥ | ♣5 | +1 | +0 |
| -0.1 | Round 5 | BALKAN GOLD STAR | 1 | 4♥ | ♣K | = | -1 |
| -0.4 | Round 5 | BALKAN GOLD STAR | 2 | 2♠ | ♥K | = | +1 |
| -0.8 | Round 1 | LORENTZ | 2 | 2♥ | ♦Q | +3 | -10 |
| -1.0 | Round 1 | LORENTZ | 5 | 3♥ | ♦6 | = | +0 |
| -1.5 | Round 6 | PAAA | 8 | 3♠ | ♦K | -2 | +0 |
| -1.8 | Round 6 | PAAA | 11 | 2♣ | ♣3 | +1 | +0 |
| -2.1 | Round 5 | BALKAN GOLD STAR | 4 | 4♠ | ♦K | -1 | -6 |
| -2.1 | Round 8 | TEXAN ACES | 22 | 3♦ | ♠J | -2 | +1 |
| -2.7 | Round 6 | PAAA | 13 | 3♠ | ♥J | = | -1 |
| -2.8 | Round 1 | LORENTZ | 7 | 2♠ | ♦7 | +1 | +0 |
| -2.9 | Round 8 | TEXAN ACES | 26 | 2♠ | ♣3 | +2 | -10 |
| -3.1 | Round 1 | LORENTZ | 1 | 3NT | ♠Q | +1 | +0 |
| -3.2 | Round 6 | PAAA | 9 | 6♣ | ♠A | -2 | +0 |
| -3.7 | Round 8 | TEXAN ACES | 27 | 2♠ | ♠7 | +2 | -6 |
| -4.1 | Round 5 | BALKAN GOLD STAR | 3 | 3NT | ♦J | +2 | -2 |
| -4.1 | Round 6 | PAAA | 10 | 3NT | ♥K | -1 | -6 |
| -5.5 | Round 1 | LORENTZ | 4 | 1NT | ♣A | +1 | -12 |
| -5.6 | Round 6 | PAAA | 14 | 4♠ | ♠3 | = | -7 |
| -8.0 | Round 8 | TEXAN ACES | 23 | 2♠ | ♣J | -4 | -7 |
| -8.1 | Round 5 | BALKAN GOLD STAR | 5 | 4♠ | ♠3 | = | +0 |