ZHANG Ligang · REDBULL
vs par split: bidding +0.14 · play -0.51
Strength of schedule: opponents averaged +0.47/bd (a tough draw) → opponent-adjusted -1.22/bd
Card play — on target: opening leads 83.3% #175 of 398 · declarer play 80.0% #110 of 398 · defence 90.5% #95 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 90.0% (10) |
| Declarer play | 0.0% (1) | 100.0% (4) |
| Defence | 83.3% (6) | 93.3% (15) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 75.0% (4) · ♦ 100.0% (3) · ♣ 0.0% (1)
vs par by strain: NT -1.22 (9) · a suit -0.08 (26)
vs par by level: part-score -1.50 (10) · game -0.43 (21) · slam +2.75 (4)
By role: declaring -1.97/bd (-4.50 vs par · 14) · defending -1.50/bd (+2.38 vs par · 21)
By vulnerability: vulnerable -1.19/bd (-2.18 vs par · 17) · not vulnerable -2.16/bd (+1.33 vs par · 18)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Sun | C.Ganzer – S.Picus | Closed | 7 | -6.1 | -0.87 | -2.29 |
| Round 2 | Y.Sun | Q.Yan – M.Yang | Closed | 7 | -24.1 | -3.44 | -3.29 |
| Round 5 | Y.Sun | B.Shi – W.Tian | Closed | 7 | -5.2 | -0.74 | -0.14 |
| Round 6 | Y.Sun | P.Han – Y.Gao | Closed | 7 | -9.4 | -1.34 | +1.14 |
| Round 7 | Y.Sun | E.Ginossar – R.Barr | Open | 7 | -14.3 | -2.04 | +2.71 |
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 |
|---|---|---|---|---|---|---|---|
| +4.2 | Round 2 | HEILONGJIANG TEAM | 14 | 6♦ | ♣K | -1 | +11 |
| +4.2 | Round 7 | BARR | 21 | 4♠ | ♥A | -1 | +6 |
| +3.6 | Round 1 | GANZER | 5 | 3NT | ♠Q | -3 | +6 |
| +3.4 | Round 5 | NT FEIXIANG | 7 | 2♠ | ♣A | = | +0 |
| +3.4 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 11 | 5♠ | ♦3 | +2 | +10 |
| +2.9 | Round 7 | BARR | 19 | 3♠ | ♦7 | -2 | +5 |
| +2.7 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 14 | 3NT | ♠Q | -1 | +8 |
| +1.8 | Round 5 | NT FEIXIANG | 3 | 2♠ | ♥K | +1 | +7 |
| +1.4 | Round 2 | HEILONGJIANG TEAM | 9 | 2♠ | ♣3 | +1 | +7 |
| +1.3 | Round 1 | GANZER | 2 | 4♠ | ♦K | = | +1 |
| +1.3 | Round 1 | GANZER | 7 | 4♥ | ♦J | = | -1 |
| +0.4 | Round 5 | NT FEIXIANG | 5 | 1♠ | ♣2 | +2 | +0 |
| +0.3 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 9 | 4♥ | ♣10 | +1 | +0 |
| +0.1 | Round 5 | NT FEIXIANG | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 10 | 4♥ | ♠3 | = | +1 |
| -0.3 | Round 2 | HEILONGJIANG TEAM | 13 | 3NT | ♥J | = | +0 |
| -0.4 | Round 1 | GANZER | 4 | 1NT | ♥2 | = | -11 |
| -1.2 | Round 7 | BARR | 15 | 3♣ | ♣Q | +2 | -2 |
| -1.4 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 13 | 1NT | ♥5 | +1 | -10 |
| -1.5 | Round 7 | BARR | 17 | 3NT | ♥10 | +1 | +10 |
| -1.8 | Round 2 | HEILONGJIANG TEAM | 11 | 2♠ | ♦A | -1 | -5 |
| -2.5 | Round 5 | NT FEIXIANG | 4 | 3NT | ♥J | = | +2 |
| -2.5 | Round 5 | NT FEIXIANG | 6 | 4♠ | ♦A | +1 | +0 |
| -2.8 | Round 1 | GANZER | 3 | 3NT | ♥3 | +1 | -4 |
| -3.3 | Round 1 | GANZER | 6 | 5♦x | ♥A | -1 | -6 |
| -4.6 | Round 7 | BARR | 16 | 3♠ | ♣K | -1 | -6 |
| -5.3 | Round 7 | BARR | 20 | 4♠ | ♥2 | -2 | -7 |
| -5.8 | Round 1 | GANZER | 1 | 4♥ | ♣8 | +1 | -1 |
| -5.9 | Round 5 | NT FEIXIANG | 1 | 4♠ | ♥10 | -1 | -10 |
| -6.6 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 12 | 6♥ | ♠3 | = | -1 |
| -7.7 | Round 6 | SHANXI ZHANGBI OLD CASTLE | 8 | 4♥ | ♠3 | = | +0 |
| -8.0 | Round 2 | HEILONGJIANG TEAM | 12 | 4♠ | ♦4 | -1 | -12 |
| -8.8 | Round 7 | BARR | 18 | 6♠ | ♣K | +1 | +13 |
| -9.7 | Round 2 | HEILONGJIANG TEAM | 10 | 3NT | ♣8 | -1 | -12 |
| -9.9 | Round 2 | HEILONGJIANG TEAM | 8 | 6♥x | ♠A | = | -12 |