LIU Linfei · RDFZ R
vs par split: bidding -1.05 · play -0.53
Strength of schedule: opponents averaged -0.75/bd (an easy draw) → opponent-adjusted -0.77/bd
Card play — on target: opening leads 81.8% #59 of 132 · declarer play 42.9% #128 of 132 · defence 83.3% #67 of 132
Bidding activity — not a pass: 47.4% #29 of 132 (45/95)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (5) | 83.3% (6) |
| Declarer play | 50.0% (2) | 40.0% (5) |
| Defence | 71.4% (7) | 90.9% (11) |
Opening leads by suit led: ♠ 75.0% (4) · ♥ 50.0% (2) · ♦ 100.0% (2) · ♣ 100.0% (3)
vs par by strain: NT +0.91 (11) · a suit -2.52 (29)
vs par by level: part-score -2.35 (17) · game -1.25 (20) · slam +0.67 (3)
By role: declaring +0.56/bd (-4.27 vs par · 22) · defending -0.74/bd (+1.72 vs par · 18)
By vulnerability: vulnerable -0.35/bd (-1.46 vs par · 22) · not vulnerable +0.37/bd (-1.72 vs par · 18)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 4 | Y.Peng | A.Krawiecki – S.Heimrath | Closed | 10 | -21.5 | -2.15 | -4.70 |
| Round 5 | Y.Ni | K.Kujalowicz – N.Przybylska | Open | 10 | +22.1 | +2.21 | +2.20 |
| Round 8 | S.Liu | P.Typaldos – A.Beligianni | Open | 10 | -9.0 | -0.90 | -2.70 |
| Round 10 | Y.Ni | N.Mroczkowski – S.Wiszniewski | Open | 10 | +7.3 | +0.73 | -1.10 |
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 5 | KL2 KBSM2 | 5 | 4♥ | ♠K | -3 | +11 |
| +9.1 | Round 5 | KL2 KBSM2 | 9 | 6NT | ♠5 | -3 | +15 |
| +6.0 | Round 5 | KL2 KBSM2 | 6 | 3NT | ♥7 | -1 | +10 |
| +5.1 | Round 10 | PTC DOLINA NARWI | 21 | 3NT | ♠Q | = | +0 |
| +5.0 | Round 10 | PTC DOLINA NARWI | 30 | 4♥ | ♦3 | +1 | +0 |
| +4.5 | Round 4 | WZBS | 23 | 6♠ | ♥9 | +1 | -13 |
| +4.1 | Round 10 | PTC DOLINA NARWI | 22 | 5♦ | ♠6 | = | +0 |
| +3.3 | Round 5 | KL2 KBSM2 | 7 | 2♥ | ♣A | +1 | +0 |
| +3.0 | Round 8 | PANATHINAIKOS | 3 | 4♥ | ♣K | -1 | +5 |
| +3.0 | Round 10 | PTC DOLINA NARWI | 27 | 4♠ | ♠5 | +3 | +2 |
| +2.7 | Round 5 | KL2 KBSM2 | 1 | 2NT | ♦5 | +1 | +7 |
| +2.7 | Round 10 | PTC DOLINA NARWI | 28 | 3♥ | ♣K | = | +1 |
| +1.7 | Round 4 | WZBS | 30 | 4♠ | ♣Q | = | -1 |
| +1.5 | Round 8 | PANATHINAIKOS | 4 | 5♣ | ♣3 | = | -13 |
| +1.3 | Round 10 | PTC DOLINA NARWI | 25 | 2♣ | ♥Q | = | -9 |
| +1.0 | Round 8 | PANATHINAIKOS | 8 | 2♠ | ♥5 | = | +7 |
| +1.0 | Round 8 | PANATHINAIKOS | 9 | 2♠ | ♥Q | -1 | -2 |
| +0.6 | Round 4 | WZBS | 27 | 2♠ | ♥2 | = | -1 |
| +0.1 | Round 5 | KL2 KBSM2 | 10 | 4♥ | ♦6 | -1 | -6 |
| +0.1 | Round 8 | PANATHINAIKOS | 2 | 4♠ | ♠2 | = | +0 |
| -0.5 | Round 8 | PANATHINAIKOS | 1 | 1NT | ♣A | +2 | +0 |
| -0.5 | Round 10 | PTC DOLINA NARWI | 23 | 4♥ | ♣3 | -2 | +2 |
| -0.7 | Round 8 | PANATHINAIKOS | 5 | 2♥ | ♣3 | +4 | -11 |
| -1.2 | Round 4 | WZBS | 29 | 4♥ | ♣A | = | +1 |
| -1.3 | Round 10 | PTC DOLINA NARWI | 24 | 2♦ | ♠3 | = | +1 |
| -1.7 | Round 5 | KL2 KBSM2 | 4 | 3♦ | ♥3 | = | +0 |
| -1.9 | Round 5 | KL2 KBSM2 | 8 | 2NT | ♣2 | -2 | +0 |
| -2.2 | Round 5 | KL2 KBSM2 | 3 | 3♦ | ♠A | -1 | -5 |
| -2.8 | Round 4 | WZBS | 24 | 3NT | ♥5 | -1 | -10 |
| -3.0 | Round 4 | WZBS | 26 | 6♠ | ♣A | = | +0 |
| -3.0 | Round 8 | PANATHINAIKOS | 10 | 4♠ | ♣8 | = | +0 |
| -3.4 | Round 4 | WZBS | 25 | 2NT | ♠K | = | +0 |
| -3.6 | Round 5 | KL2 KBSM2 | 2 | 1NT | ♠T | -1 | -10 |
| -4.5 | Round 8 | PANATHINAIKOS | 7 | 3♦ | ♠4 | +1 | -11 |
| -5.4 | Round 10 | PTC DOLINA NARWI | 29 | 3NT | ♦3 | +2 | +0 |
| -5.5 | Round 4 | WZBS | 22 | 4♥ | ♠2 | = | -6 |
| -5.5 | Round 4 | WZBS | 28 | 3♥ | ♦Q | = | -7 |
| -6.7 | Round 10 | PTC DOLINA NARWI | 26 | 4♥ | ♠J | -2 | -8 |
| -6.9 | Round 4 | WZBS | 21 | 5♣ | ♥A | -1 | -10 |
| -6.9 | Round 8 | PANATHINAIKOS | 6 | 3NT | ♣5 | +2 | -2 |