LIU Yan · CHINA LADIES
vs par split: bidding -0.30 · play +0.42
Strength of schedule: opponents averaged +0.38/bd (a tough draw) → opponent-adjusted +0.88/bd
Card play — on target: opening leads 81.0% #71 of 147 · declarer play 76.9% #50 of 147 · defence 92.1% #14 of 147
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (2) | 78.9% (19) |
| Declarer play | 55.6% (9) | 88.2% (17) |
| Defence | 100.0% (7) | 90.3% (31) |
Opening leads by suit led: ♠ 100.0% (6) · ♥ 75.0% (4) · ♦ 75.0% (4) · ♣ 71.4% (7)
vs par by strain: NT -2.14 (21) · a suit +0.93 (59)
vs par by level: part-score +0.50 (30) · game -0.33 (43) · slam +1.29 (7)
By role: declaring +1.02/bd (-1.86 vs par · 42) · defending -0.10/bd (+2.32 vs par · 38)
By vulnerability: vulnerable -0.95/bd (-1.25 vs par · 40) · not vulnerable +1.94/bd (+1.50 vs par · 40)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Lu | S.Paoluzi – F.Serangeli | Open | 10 | +10.9 | +1.09 | -2.60 |
| Round 2 | Y.Lu | K.Wenning – I.Gromann | Open | 10 | -1.6 | -0.16 | +0.60 |
| Round 3 | Y.Lu | S.Farholt – T.Ege | Closed | 10 | -5.4 | -0.54 | -0.10 |
| Round 4 | Y.Lu | M.Michielsen – M.Wortel | Closed | 10 | +16.0 | +1.60 | -0.50 |
| Round 5 | Y.Lu | C.Martellini – S.Martellini | Closed | 10 | -0.3 | -0.03 | -0.80 |
| Round 8 | Y.Lu | A.Asulin – H.Levi | Open | 10 | -3.1 | -0.31 | +0.80 |
| Round 9 | Y.Lu | G.Scriattoli – M.Salvato | Open | 10 | +5.7 | +0.57 | +0.40 |
| Round 10 | Y.Lu | C.Ferlazzo – G.Manara | Closed | 10 | +17.2 | +1.72 | +3.20 |
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 |
|---|---|---|---|---|---|---|---|
| +8.9 | Round 8 | ISRAEL WOMEN | 11 | 7♥ | ♥3 | = | +0 |
| +8.4 | Round 9 | CANNAVALE | 22 | 4♣x | ♠2 | = | +9 |
| +8.0 | Round 1 | SERANGELI | 6 | 6♠ | ♣7 | = | +0 |
| +7.2 | Round 10 | KRA | 8 | 5♦x | ♥A | = | +6 |
| +6.8 | Round 4 | BAKER | 8 | 4♠ | ♥K | +3 | +14 |
| +6.8 | Round 5 | CBC MILANO | 16 | 4♥ | ♦6 | -2 | +8 |
| +6.7 | Round 4 | BAKER | 9 | 3NT | ♠5 | = | +0 |
| +6.6 | Round 1 | SERANGELI | 5 | 6♠ | ♠2 | = | +12 |
| +6.6 | Round 10 | KRA | 3 | 3♥x | ♠7 | -2 | +3 |
| +6.3 | Round 3 | DENMARK RED | 22 | 4♠ | ♣A | -2 | +13 |
| +5.6 | Round 1 | SERANGELI | 1 | 6♠ | ♦A | = | +0 |
| +5.6 | Round 9 | CANNAVALE | 30 | 4♥ | ♦A | -1 | +10 |
| +4.6 | Round 4 | BAKER | 6 | 2♣ | ♣4 | = | +5 |
| +4.5 | Round 2 | GERMAN WOMEN | 18 | 1♥ | ♦9 | +1 | +5 |
| +4.0 | Round 4 | BAKER | 1 | 2♥ | ♣5 | -2 | +5 |
| +3.8 | Round 10 | KRA | 7 | 1NT | ♥4 | = | +5 |
| +3.7 | Round 1 | SERANGELI | 10 | 3NT | ♥3 | -4 | +6 |
| +3.2 | Round 5 | CBC MILANO | 11 | 3NT | ♦8 | = | +0 |
| +3.2 | Round 8 | ISRAEL WOMEN | 17 | 1NT | ♠5 | = | +5 |
| +3.1 | Round 9 | CANNAVALE | 26 | 4♥ | ♣K | -1 | -1 |
| +2.8 | Round 5 | CBC MILANO | 19 | 3♥ | ♠Q | -1 | +5 |
| +2.7 | Round 5 | CBC MILANO | 15 | 1NT | ♠6 | +1 | +1 |
| +2.6 | Round 5 | CBC MILANO | 17 | 3NT | ♦J | -1 | +5 |
| +2.0 | Round 2 | GERMAN WOMEN | 19 | 1NT | ♣5 | = | -2 |
| +1.9 | Round 2 | GERMAN WOMEN | 15 | 2♠ | ♣A | +1 | +0 |
| +1.9 | Round 10 | KRA | 10 | 4♠ | ♥5 | -2 | +7 |
| +1.8 | Round 3 | DENMARK RED | 23 | 2♦ | ♠7 | +2 | +0 |
| +1.8 | Round 3 | DENMARK RED | 25 | 2♠ | ♣3 | = | +5 |
| +1.7 | Round 1 | SERANGELI | 8 | 3NT | ♥2 | +4 | -10 |
| +1.7 | Round 10 | KRA | 5 | 3NT | ♥Q | +2 | +0 |
| +1.4 | Round 8 | ISRAEL WOMEN | 16 | 4♥ | ♠Q | -1 | +12 |
| +1.3 | Round 5 | CBC MILANO | 18 | 4♥ | ♣6 | +1 | +1 |
| +1.1 | Round 2 | GERMAN WOMEN | 14 | 2♠ | ♥3 | -3 | +1 |
| +1.1 | Round 4 | BAKER | 2 | 2♦ | ♣8 | +1 | -10 |
| +1.1 | Round 4 | BAKER | 7 | 5♦ | ♥3 | = | -2 |
| +1.0 | Round 2 | GERMAN WOMEN | 16 | 4♠ | ♣K | +1 | +0 |
| +1.0 | Round 4 | BAKER | 10 | 4♠ | ♦8 | +1 | +1 |
| +0.7 | Round 8 | ISRAEL WOMEN | 20 | 3♥ | ♠3 | +1 | +1 |
| +0.6 | Round 8 | ISRAEL WOMEN | 14 | 3♦ | ♣J | +1 | +5 |
| +0.5 | Round 10 | KRA | 2 | 4♠ | ♣Q | -2 | +0 |
| +0.5 | Round 10 | KRA | 6 | 4♥ | ♣10 | = | -1 |
| +0.4 | Round 2 | GERMAN WOMEN | 20 | 2♣ | ♥6 | = | +0 |
| +0.4 | Round 8 | ISRAEL WOMEN | 19 | 1NT | ♣J | +2 | -7 |
| +0.2 | Round 1 | SERANGELI | 7 | 4♥ | ♦4 | = | +0 |
| +0.1 | Round 2 | GERMAN WOMEN | 11 | 4♠ | ♦5 | +1 | +0 |
| +0.1 | Round 9 | CANNAVALE | 29 | 3NT | ♠5 | +1 | +0 |
| +0.0 | Round 9 | CANNAVALE | 27 | 4♥ | ♦4 | +1 | +0 |
| -0.3 | Round 9 | CANNAVALE | 25 | 2♠ | ♦4 | +1 | +0 |
| -0.5 | Round 3 | DENMARK RED | 21 | 2♥ | ♦K | = | +1 |
| -0.6 | Round 4 | BAKER | 4 | 2♦ | ♣9 | = | +0 |
| -0.8 | Round 3 | DENMARK RED | 24 | 4♠ | ♣J | +2 | -2 |
| -0.9 | Round 2 | GERMAN WOMEN | 12 | 3NT | ♠5 | = | +1 |
| -1.0 | Round 3 | DENMARK RED | 30 | 3♠ | ♥Q | -1 | -4 |
| -1.0 | Round 9 | CANNAVALE | 21 | 2♠ | ♦K | -1 | -6 |
| -1.0 | Round 10 | KRA | 1 | 6♥ | ♦2 | = | +11 |
| -1.1 | Round 3 | DENMARK RED | 26 | 3♣ | ♦A | = | +1 |
| -1.3 | Round 3 | DENMARK RED | 27 | 2♠ | ♥J | +1 | -7 |
| -1.3 | Round 4 | BAKER | 3 | 4♠ | ♥Q | +2 | -11 |
| -1.3 | Round 5 | CBC MILANO | 13 | 3NT | ♣2 | +2 | +0 |
| -1.3 | Round 9 | CANNAVALE | 24 | 4♠ | ♥K | +1 | +11 |
| -1.7 | Round 1 | SERANGELI | 4 | 3NT | ♣Q | +1 | -13 |
| -2.0 | Round 10 | KRA | 4 | 3NT | ♠8 | = | -2 |
| -2.0 | Round 10 | KRA | 9 | 3♦ | ♠A | -1 | +3 |
| -2.1 | Round 5 | CBC MILANO | 12 | 4♠ | ♥K | +2 | -1 |
| -2.5 | Round 2 | GERMAN WOMEN | 17 | 2♣ | ♥3 | = | +1 |
| -3.2 | Round 3 | DENMARK RED | 29 | 4♥ | ♣A | = | -3 |
| -3.2 | Round 8 | ISRAEL WOMEN | 13 | 3NT | ♠K | +1 | +0 |
| -3.5 | Round 1 | SERANGELI | 2 | 5♥x | ♠A | -2 | -2 |
| -3.6 | Round 8 | ISRAEL WOMEN | 12 | 5♦ | ♠K | = | +0 |
| -3.6 | Round 9 | CANNAVALE | 28 | 2♠ | ♥3 | -2 | -7 |
| -3.8 | Round 1 | SERANGELI | 9 | 3NT | ♦7 | = | -11 |
| -5.3 | Round 9 | CANNAVALE | 23 | 3NT | ♥2 | +2 | -12 |
| -5.7 | Round 8 | ISRAEL WOMEN | 18 | 5♦x | ♣K | -1 | -5 |
| -5.8 | Round 8 | ISRAEL WOMEN | 15 | 1NT | ♠4 | -2 | -3 |
| -5.9 | Round 1 | SERANGELI | 3 | 3NT | ♠10 | +1 | -8 |
| -7.2 | Round 5 | CBC MILANO | 20 | 4♥ | ♠4 | -2 | -13 |
| -7.4 | Round 3 | DENMARK RED | 28 | 4♠x | ♦3 | = | -5 |
| -7.4 | Round 4 | BAKER | 5 | 4♠ | ♦Q | = | -7 |
| -9.1 | Round 5 | CBC MILANO | 14 | 6♦ | ♠10 | -1 | -14 |
| -9.2 | Round 2 | GERMAN WOMEN | 13 | 6♠ | ♣2 | = | +0 |