LIANG Yixiong · DONGFENG FENGSHEN
vs par split: bidding +0.38 · play -0.88
Strength of schedule: opponents averaged +0.13/bd (a tough draw) → opponent-adjusted -0.81/bd
Card play — on target: opening leads 84.6% #86 of 277 · declarer play 71.4% #160 of 277 · defence 66.7% #260 of 277
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 100.0% (8) |
| Declarer play | 50.0% (2) | 75.0% (12) |
| Defence | 63.6% (11) | 68.8% (16) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 75.0% (4) · ♦ 100.0% (4) · ♣ 66.7% (3)
vs par by strain: NT +1.80 (15) · a suit -1.34 (41)
vs par by level: part-score -0.79 (29) · game -1.41 (22) · slam +5.20 (5)
By role: declaring -0.11/bd (-1.55 vs par · 29) · defending -1.84/bd (+0.63 vs par · 27)
By vulnerability: vulnerable -1.00/bd (-0.43 vs par · 28) · not vulnerable -0.89/bd (-0.57 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | S.Liu | V.Aronov – A.Zobu | Closed | 7 | -4.4 | -0.63 | -0.57 |
| Round 2 | S.Liu | C.Pellegrini – A.Wildavsky | Closed | 7 | -4.7 | -0.67 | +2.86 |
| Round 3 | S.Liu | C.Teodorescu – M.Briciu | Closed | 7 | -8.9 | -1.27 | -0.29 |
| Round 4 | S.Liu | Z.Qi – J.Zhang | Open | 7 | -18.5 | -2.64 | -4.71 |
| Round 5 | S.Liu | G.Manna – K.Samant | Open | 7 | -5.3 | -0.76 | +0.14 |
| Round 6 | S.Liu | Y.Chen – J.Zhao | Closed | 7 | +10.7 | +1.53 | +1.00 |
| Round 7 | S.Liu | F.Wang – Z.Guo | Open | 7 | -12.6 | -1.80 | -1.14 |
| Round 8 | S.Liu | J.Mango – PARASRAMPURIA B.N. | Closed | 7 | -9.1 | -1.30 | -1.29 |
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 |
|---|---|---|---|---|---|---|---|
| +7.5 | Round 1 | AYDIN | 1 | 3NT | ♦10 | -1 | +10 |
| +6.8 | Round 5 | PODDAR DEVELOPERS | 5 | 4♠ | ♠3 | = | +0 |
| +6.2 | Round 6 | SUZHOUTAIHU | 14 | 4♠ | ♠4 | = | +7 |
| +5.8 | Round 6 | SUZHOUTAIHU | 12 | 4♠x | ♥5 | -2 | +8 |
| +5.2 | Round 1 | AYDIN | 5 | 2♠ | ♣8 | = | +6 |
| +5.0 | Round 2 | VIRGINIA | 10 | 3♠x | ♣A | -1 | +7 |
| +4.3 | Round 3 | ROMANIA | 19 | 3♠ | ♦3 | +1 | +1 |
| +3.7 | Round 6 | SUZHOUTAIHU | 9 | 3NT | ♥K | -2 | +0 |
| +3.7 | Round 6 | SUZHOUTAIHU | 10 | 3NT | ♥Q | -1 | +6 |
| +2.8 | Round 8 | THE KINGS | 27 | 2♠ | ♦5 | +3 | +6 |
| +2.6 | Round 7 | BEIJING LAWYERS | 19 | 2♥ | ♥6 | -3 | +1 |
| +2.4 | Round 7 | BEIJING LAWYERS | 21 | 6♠ | ♦8 | = | +0 |
| +2.1 | Round 8 | THE KINGS | 26 | 2♥ | ♣6 | -3 | +8 |
| +1.8 | Round 5 | PODDAR DEVELOPERS | 3 | 3NT | ♦9 | = | +0 |
| +1.6 | Round 7 | BEIJING LAWYERS | 20 | 2♠ | ♣7 | = | +0 |
| +1.2 | Round 2 | VIRGINIA | 9 | 3♠ | ♠2 | = | +0 |
| +1.2 | Round 5 | PODDAR DEVELOPERS | 2 | 2♠ | ♥K | +1 | +0 |
| +0.7 | Round 7 | BEIJING LAWYERS | 17 | 3♦ | ♥4 | -3 | -6 |
| +0.6 | Round 3 | ROMANIA | 15 | 4♥ | ♠3 | +2 | -11 |
| +0.5 | Round 3 | ROMANIA | 16 | 1NT | ♠3 | = | +8 |
| +0.2 | Round 2 | VIRGINIA | 11 | 2♠ | ♦2 | +1 | -1 |
| +0.2 | Round 4 | DARUI INDUSTRY | 26 | 1NT | ♠4 | = | +1 |
| +0.1 | Round 2 | VIRGINIA | 8 | 2♦ | ♠5 | -1 | +2 |
| -0.2 | Round 4 | DARUI INDUSTRY | 25 | 3NT | ♦4 | = | +0 |
| -0.3 | Round 3 | ROMANIA | 21 | 1NT | ♥3 | +3 | +9 |
| -0.4 | Round 4 | DARUI INDUSTRY | 27 | 4♠ | ♥5 | = | -11 |
| -0.6 | Round 5 | PODDAR DEVELOPERS | 1 | 5♥ | ♣K | = | +0 |
| -0.7 | Round 1 | AYDIN | 3 | 2♠ | ♥5 | -1 | +3 |
| -0.7 | Round 5 | PODDAR DEVELOPERS | 6 | 6NT | ♣10 | = | +11 |
| -0.8 | Round 8 | THE KINGS | 28 | 4♠ | ♣7 | = | -3 |
| -1.8 | Round 2 | VIRGINIA | 12 | 3NT | ♠A | -2 | +0 |
| -1.9 | Round 1 | AYDIN | 7 | 2♠ | ♥2 | +2 | -1 |
| -2.0 | Round 6 | SUZHOUTAIHU | 11 | 4♣ | ♠3 | -1 | -4 |
| -2.2 | Round 4 | DARUI INDUSTRY | 24 | 2♥ | ♣A | -1 | -4 |
| -2.3 | Round 1 | AYDIN | 2 | 2♥ | ♣J | +2 | -10 |
| -2.4 | Round 2 | VIRGINIA | 14 | 3♠ | ♦J | = | -1 |
| -2.6 | Round 8 | THE KINGS | 24 | 4♠ | ♦4 | -1 | -5 |
| -2.8 | Round 8 | THE KINGS | 25 | 3♣ | ♦4 | -2 | -2 |
| -2.9 | Round 6 | SUZHOUTAIHU | 8 | 2♠ | ♦K | = | -5 |
| -3.0 | Round 3 | ROMANIA | 20 | 2NT | ♦3 | = | +0 |
| -3.1 | Round 1 | AYDIN | 4 | 1NT | ♣K | = | -12 |
| -3.1 | Round 3 | ROMANIA | 18 | 3♥ | ♠3 | = | -6 |
| -3.4 | Round 7 | BEIJING LAWYERS | 16 | 5♠ | ♣10 | -1 | -5 |
| -3.4 | Round 8 | THE KINGS | 23 | 3♣ | ♠K | -1 | -5 |
| -3.8 | Round 6 | SUZHOUTAIHU | 13 | 4♠ | ♦Q | -1 | -5 |
| -4.2 | Round 4 | DARUI INDUSTRY | 22 | 2♥ | ♠4 | +1 | -10 |
| -4.4 | Round 8 | THE KINGS | 22 | 3♠ | ♥Q | -2 | -8 |
| -4.7 | Round 5 | PODDAR DEVELOPERS | 7 | 6♥ | ♠A | = | +0 |
| -5.8 | Round 4 | DARUI INDUSTRY | 28 | 3NT | ♣5 | = | -3 |
| -5.9 | Round 4 | DARUI INDUSTRY | 23 | 5♣ | ♥10 | -1 | -6 |
| -7.0 | Round 2 | VIRGINIA | 13 | 6♠ | ♥5 | +1 | +13 |
| -7.9 | Round 3 | ROMANIA | 17 | 3NT | ♣3 | = | -3 |
| -8.0 | Round 7 | BEIJING LAWYERS | 18 | 6♦ | ♠5 | = | +2 |
| -8.5 | Round 7 | BEIJING LAWYERS | 15 | 4♥ | ♦2 | = | +0 |
| -9.1 | Round 1 | AYDIN | 6 | 3NT | ♥4 | = | +0 |
| -9.1 | Round 5 | PODDAR DEVELOPERS | 4 | 4♠ | ♠6 | = | -10 |