LIU Violet · WELLWISE
331rank
+5.5Butler · 79 bds
+0.07per board
±4.1swing
+0.48vs par /bd · #151/672
-0.08adjusted /bd
by round
vs par split: bidding +0.49 · play +0.48
Strength of schedule: opponents averaged -0.15/bd (an easy draw) → opponent-adjusted -0.08/bd
Card play — on target: opening leads 87.5% #162 of 671 · declarer play 73.3% #441 of 671 · defence 90.3% #126 of 672
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 87.5% (16) |
| Declarer play | · | 73.3% (15) |
| Defence | · | 90.3% (31) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 100.0% (2) · ♦ 75.0% (8) · ♣ 100.0% (5)
vs par by strain: a suit +0.97 (63)
vs par by level: part-score +0.94 (32) · game +1.38 (29) · slam -4.50 (2)
By role: declaring +0.28/bd (-0.82 vs par · 40) · defending -0.14/bd (+1.82 vs par · 39)
By vulnerability: vulnerable +0.35/bd (+0.65 vs par · 40) · not vulnerable -0.22/bd (+0.31 vs par · 39)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 5 | A.Hsiao | S.Liu – Y.Liang | Open | 10 | +2.4 | +0.24 | +1.20 |
| Round 6 | A.Hsiao | Z.Liu – W.Zhou | Open | 10 | -6.4 | -0.64 | +0.10 |
| Round 7 | A.Hsiao | K.Omernik – W.Stobiecki | Open | 10 | -7.5 | -0.75 | +0.40 |
| Round 8 | A.Hsiao | E.Greco – G.Hampson | Closed | 10 | -10.5 | -1.05 | -0.70 |
| Round 9 | A.Hsiao | L.Zou – B.He | Closed | 10 | -13.1 | -1.31 | -0.90 |
| Round 10 | A.Hsiao | J.Goenka – S.Iyengar | Open | 10 | -0.6 | -0.06 | +1.10 |
| Round 11 | A.Hsiao | F.Alquiros – F.Mayer | Open | 10 | +17.1 | +1.71 | +0.70 |
| Round 12 | A.Hsiao | Z.Yan – H.Li | Closed | 9 | +24.1 | +2.68 | +2.11 |
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 |
|---|---|---|---|---|---|---|---|
| +8.8 | Round 11 | EGAN | 19 | 3♠ | ♣J | +2 | +9 |
| +7.9 | Round 12 | NINGBOYONGGUAN | 22 | 3N | ♥A | +3 | +8 |
| +7.8 | Round 5 | HUBEI DONGFENG | 13 | 5♣x | ♦5 | = | +8 |
| +7.6 | Round 10 | INDIA RED | 3 | 4♥ | ♦K | -2 | +8 |
| +7.1 | Round 12 | NINGBOYONGGUAN | 24 | 3N | ♥5 | +1 | +11 |
| +7.0 | Round 9 | ANHUI | 28 | 5♦x | ♠K | +1 | +4 |
| +6.2 | Round 10 | INDIA RED | 2 | 5♦ | ♣6 | -1 | +10 |
| +6.1 | Round 11 | EGAN | 12 | 3♥x | ♦A | -3 | -4 |
| +5.3 | Round 6 | SHANGHAI JIANQIAO | 22 | 2N | ♠10 | = | +1 |
| +5.1 | Round 11 | EGAN | 14 | 1♣ | ♦J | +1 | +15 |
| +4.4 | Round 12 | NINGBOYONGGUAN | 29 | 3♠ | ♥Q | = | +6 |
| +4.2 | Round 5 | HUBEI DONGFENG | 19 | 3♠ | ♣A | = | +6 |
| +4.2 | Round 12 | NINGBOYONGGUAN | 21 | 4♥ | ♦6 | -1 | +4 |
| +3.3 | Round 6 | SHANGHAI JIANQIAO | 24 | 2N | ♠K | -2 | +6 |
| +3.3 | Round 9 | ANHUI | 22 | 2♠ | ♦6 | +1 | +7 |
| +3.1 | Round 9 | ANHUI | 26 | 4♠ | ♦7 | -1 | +6 |
| +3.1 | Round 12 | NINGBOYONGGUAN | 27 | 4♥ | ♠A | +1 | -5 |
| +2.9 | Round 5 | HUBEI DONGFENG | 17 | 2♠ | ♣J | = | +6 |
| +2.9 | Round 6 | SHANGHAI JIANQIAO | 26 | 4♠ | ♥Q | +2 | +6 |
| +2.9 | Round 11 | EGAN | 15 | 4♠ | ♣A | -1 | -2 |
| +2.6 | Round 8 | O'ROURKE | 20 | 4♠ | ♦J | = | +0 |
| +2.5 | Round 12 | NINGBOYONGGUAN | 26 | 3♣ | ♠2 | = | +6 |
| +2.4 | Round 8 | O'ROURKE | 18 | 2♠ | ♥Q | -1 | +4 |
| +2.4 | Round 11 | EGAN | 17 | 2♠ | ♣Q | = | +0 |
| +2.3 | Round 5 | HUBEI DONGFENG | 18 | 4♠ | ♣3 | -1 | +5 |
| +1.9 | Round 7 | POLISH SENIORS | 7 | 4♠ | ♠Q | -1 | +6 |
| +1.8 | Round 7 | POLISH SENIORS | 8 | 5♣x | ♥Q | -1 | +9 |
| +1.4 | Round 10 | INDIA RED | 6 | 4♠ | ♣A | +1 | +1 |
| +1.3 | Round 12 | NINGBOYONGGUAN | 30 | 4♥ | ♦A | -1 | +5 |
| +1.2 | Round 10 | INDIA RED | 5 | 4♠ | ♥4 | +1 | +11 |
| +1.2 | Round 11 | EGAN | 13 | 2♥ | ♣3 | = | +1 |
| +1.2 | Round 12 | NINGBOYONGGUAN | 25 | 3N | ♣4 | = | -5 |
| +1.1 | Round 8 | O'ROURKE | 16 | 2♠ | ♥K | +1 | +0 |
| +1.0 | Round 10 | INDIA RED | 10 | 3♠ | ♣5 | = | +1 |
| +0.8 | Round 7 | POLISH SENIORS | 9 | 4♥ | ♥Q | +2 | -11 |
| +0.7 | Round 6 | SHANGHAI JIANQIAO | 23 | 3♦ | ♥K | -1 | +1 |
| +0.6 | Round 5 | HUBEI DONGFENG | 20 | 4♠ | ♣A | = | -1 |
| +0.2 | Round 6 | SHANGHAI JIANQIAO | 27 | 4♥ | ♦K | -1 | +5 |
| +0.2 | Round 7 | POLISH SENIORS | 4 | 4♥ | ♣5 | = | +1 |
| +0.0 | Round 7 | POLISH SENIORS | 3 | 3♦ | ♥7 | -2 | +9 |
| -0.1 | Round 7 | POLISH SENIORS | 1 | 4♥ | ♠5 | = | -1 |
| -0.1 | Round 11 | EGAN | 20 | 3N | ♠5 | +3 | -13 |
| -0.2 | Round 10 | INDIA RED | 7 | 1N | ♦9 | = | -9 |
| -0.4 | Round 8 | O'ROURKE | 14 | 1N | ♦6 | = | +1 |
| -0.5 | Round 5 | HUBEI DONGFENG | 16 | 2♠ | ♣A | +1 | +0 |
| -0.6 | Round 8 | O'ROURKE | 17 | 3N | ♥7 | = | +6 |
| -0.7 | Round 5 | HUBEI DONGFENG | 14 | 3♣ | ♠Q | -1 | -2 |
| -0.7 | Round 7 | POLISH SENIORS | 10 | 3♠ | ♦A | = | +0 |
| -0.9 | Round 6 | SHANGHAI JIANQIAO | 29 | 2♦ | ♣3 | +1 | +0 |
| -0.9 | Round 8 | O'ROURKE | 13 | 4♠ | ♥A | +2 | -7 |
| -0.9 | Round 9 | ANHUI | 24 | 4♥ | ♥10 | = | +5 |
| -1.0 | Round 6 | SHANGHAI JIANQIAO | 28 | 3N | ♥7 | +3 | -1 |
| -1.0 | Round 7 | POLISH SENIORS | 2 | 4♠ | ♦2 | -1 | +1 |
| -1.2 | Round 5 | HUBEI DONGFENG | 11 | 3♣ | ♠7 | -2 | -5 |
| -1.9 | Round 9 | ANHUI | 29 | 2♠ | ♥K | -2 | -3 |
| -2.0 | Round 11 | EGAN | 18 | 3♠ | ♥6 | -1 | +0 |
| -2.1 | Round 6 | SHANGHAI JIANQIAO | 30 | 3N | ♠2 | -2 | -6 |
| -2.2 | Round 9 | ANHUI | 25 | 2♠ | ♥Q | -3 | +0 |
| -2.3 | Round 9 | ANHUI | 23 | 2♥ | ♠3 | -2 | -2 |
| -2.6 | Round 8 | O'ROURKE | 12 | 2♥ | ♦4 | +1 | +0 |
| -2.6 | Round 10 | INDIA RED | 8 | 2♠ | ♥2 | -1 | +1 |
| -2.9 | Round 10 | INDIA RED | 1 | 1N | ♦A | = | +0 |
| -3.3 | Round 6 | SHANGHAI JIANQIAO | 25 | 3♥ | ♥5 | = | +0 |
| -3.4 | Round 11 | EGAN | 11 | 3N | ♠J | +1 | +0 |
| -3.7 | Round 8 | O'ROURKE | 15 | 2♠ | ♦7 | -1 | -6 |
| -3.8 | Round 8 | O'ROURKE | 19 | 3♥ | ♦Q | = | -1 |
| -3.8 | Round 10 | INDIA RED | 4 | 2♥ | ♠7 | = | -1 |
| -3.9 | Round 11 | EGAN | 16 | 4♠ | ♦6 | = | +1 |
| -4.2 | Round 9 | ANHUI | 27 | 1♦x | ♥A | = | -7 |
| -4.6 | Round 7 | POLISH SENIORS | 6 | 5♣x | ♦A | -4 | -4 |
| -4.6 | Round 8 | O'ROURKE | 11 | 3N | ♦6 | +1 | -4 |
| -5.8 | Round 7 | POLISH SENIORS | 5 | 4♠ | ♦5 | +1 | -6 |
| -6.4 | Round 5 | HUBEI DONGFENG | 15 | 6♦ | ♠J | = | +2 |
| -6.5 | Round 9 | ANHUI | 30 | 4♠xx | ♣K | -1 | -8 |
| -6.6 | Round 5 | HUBEI DONGFENG | 12 | 3N | ♥3 | -4 | -7 |
| -7.6 | Round 12 | NINGBOYONGGUAN | 28 | 3♦ | ♣3 | = | -11 |
| -8.5 | Round 9 | ANHUI | 21 | 3N | ♦J | -1 | -11 |
| -8.5 | Round 10 | INDIA RED | 9 | 4♠x | ♥3 | -4 | -11 |
| -11.5 | Round 6 | SHANGHAI JIANQIAO | 21 | 6♥ | ♠4 | = | -11 |