LIU Hongbin · BLACK EARTH GOD DUCK BRIDGE CL
vs par split: bidding -0.11 · play -0.91
Strength of schedule: opponents averaged +0.45/bd (a tough draw) → opponent-adjusted -0.75/bd
Card play — on target: opening leads 71.4% #412 of 579 · declarer play 58.3% #492 of 579 · defence 77.8% #496 of 579
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 80.0% (5) |
| Declarer play | 60.0% (5) | 57.1% (7) |
| Defence | 100.0% (4) | 71.4% (14) |
Opening leads by suit led: ♥ 50.0% (2) · ♦ 75.0% (4) · ♣ 100.0% (1)
vs par by strain: NT -3.36 (11) · a suit +0.04 (24)
vs par by level: part-score -2.06 (17) · game -2.64 (14) · slam +9.00 (4)
By role: declaring -2.49/bd (-5.35 vs par · 17) · defending +0.03/bd (+3.06 vs par · 18)
By vulnerability: vulnerable -1.79/bd (-2.56 vs par · 16) · not vulnerable -0.69/bd (+0.26 vs par · 19)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Y.Wang | R.Schwartz – L.Fisher | Open | 7 | -9.8 | -1.40 | -3.29 |
| Round 2 | Y.Wang | J.Bian – Y.Lian | Open | 7 | +7.5 | +1.07 | +2.43 |
| Round 3 | Y.Wang | V.Isporski – V.Kovachev | Open | 7 | -4.3 | -0.61 | -2.14 |
| Round 6 | Y.Wang | F.Multon – P.Zimmermann | Open | 7 | -16.0 | -2.29 | +0.86 |
| Round 7 | J.Li | J.Liu – Y.Wang | Open | 7 | -19.2 | -2.74 | -3.00 |
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 |
|---|---|---|---|---|---|---|---|
| +14.3 | Round 3 | BULGARIAN ALL STARS | 21 | 7♠ | ♦K | -1 | +20 |
| +9.0 | Round 2 | CHINA HYX | 11 | 6♦ | ♣5 | -1 | +14 |
| +5.5 | Round 1 | VITAS | 6 | 3NT | ♦Q | -2 | +0 |
| +5.0 | Round 2 | CHINA HYX | 10 | 3NT | ♣7 | +3 | +2 |
| +5.0 | Round 6 | MONACO | 13 | 4♠ | ♥K | -1 | +6 |
| +3.5 | Round 7 | TIANJIN COM-JADEITE | 19 | 3♣ | ♥5 | -1 | +5 |
| +2.8 | Round 6 | MONACO | 14 | 5♣ | ♠3 | = | +3 |
| +2.6 | Round 7 | TIANJIN COM-JADEITE | 21 | 2♠ | ♣7 | +1 | +0 |
| +2.3 | Round 2 | CHINA HYX | 12 | 1NT | ♠K | +2 | +0 |
| +2.1 | Round 6 | MONACO | 11 | 4♣ | ♦8 | = | +0 |
| +1.2 | Round 3 | BULGARIAN ALL STARS | 19 | 3NT | ♠8 | = | -17 |
| +0.3 | Round 1 | VITAS | 1 | 3♦ | ♠K | -2 | +5 |
| -0.1 | Round 1 | VITAS | 2 | 3NT | ♠Q | -1 | -5 |
| -0.2 | Round 2 | CHINA HYX | 13 | 4♥ | ♥J | = | +1 |
| -0.3 | Round 7 | TIANJIN COM-JADEITE | 17 | 2♠ | ♥3 | +2 | -1 |
| -0.4 | Round 7 | TIANJIN COM-JADEITE | 20 | 3NT | ♦7 | +3 | +12 |
| -0.6 | Round 3 | BULGARIAN ALL STARS | 17 | 2♠ | ♦7 | -1 | -3 |
| -0.6 | Round 3 | BULGARIAN ALL STARS | 18 | 2♠ | ♥Q | -2 | +0 |
| -0.7 | Round 1 | VITAS | 5 | 2♠ | ♥2 | +2 | -1 |
| -0.8 | Round 1 | VITAS | 3 | 3♠ | ♣9 | -2 | -2 |
| -1.9 | Round 3 | BULGARIAN ALL STARS | 15 | 3♦ | ♠4 | -2 | +0 |
| -2.4 | Round 1 | VITAS | 4 | 2♠ | ♣2 | = | -6 |
| -2.4 | Round 2 | CHINA HYX | 14 | 3♦ | ♥A | = | +0 |
| -3.1 | Round 2 | CHINA HYX | 8 | 3♠ | ♥K | -2 | +0 |
| -3.1 | Round 2 | CHINA HYX | 9 | 5♣ | ♦K | = | +0 |
| -3.3 | Round 6 | MONACO | 8 | 3NT | ♦8 | +1 | +0 |
| -3.7 | Round 7 | TIANJIN COM-JADEITE | 16 | 3♦ | ♠10 | +2 | -10 |
| -3.9 | Round 6 | MONACO | 10 | 2NT | ♠K | -3 | -4 |
| -5.0 | Round 3 | BULGARIAN ALL STARS | 16 | 6♦ | ♣A | = | +2 |
| -6.1 | Round 6 | MONACO | 12 | 3NT | ♠2 | = | +1 |
| -6.5 | Round 7 | TIANJIN COM-JADEITE | 18 | 3NT | ♥5 | -5 | -9 |
| -11.6 | Round 1 | VITAS | 7 | 4♠ | ♠5 | -3 | -14 |
| -11.7 | Round 3 | BULGARIAN ALL STARS | 20 | 3NT | ♦2 | -2 | -17 |
| -12.6 | Round 6 | MONACO | 9 | 6♦ | ♣A | = | +0 |
| -14.4 | Round 7 | TIANJIN COM-JADEITE | 15 | 3♣x | ♦K | -4 | -18 |