LIANG Yixiong · CHINA Seniors
vs par split: bidding +0.35 · play -0.47
Strength of schedule: opponents averaged +0.36/bd (a tough draw) → opponent-adjusted -0.11/bd
Card play — on target: opening leads 66.7% · declarer play 58.3% · defence 76.2%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (4) | 75.0% (8) |
| Declarer play | 57.1% (7) | 60.0% (5) |
| Defence | 83.3% (6) | 73.3% (15) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 0.0% (1) · ♦ 100.0% (2) · ♣ 66.7% (6)
vs par by strain: NT -0.07 (15) · a suit -0.16 (25)
vs par by level: part-score +0.56 (18) · game -0.67 (18) · slam -0.75 (4)
By role: declaring -0.25/bd (-1.42 vs par · 19) · defending -0.66/bd (+1.05 vs par · 21)
By vulnerability: vulnerable -0.43/bd (-0.55 vs par · 20) · not vulnerable -0.49/bd (+0.30 vs par · 20)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 12 | M.Sun | J.Liu – Y.Cai | Open | 10 | -23.1 | -2.31 | -1.40 |
| Round 13 | M.Sun | B.Bramley – K.Woolsey | Open | 10 | +2.8 | +0.28 | +1.90 |
| Round 14 | M.Sun | C.Madsen – O.Pavlushko | Open | 10 | -6.4 | -0.64 | +0.70 |
| Round 15 | M.Sun | F.Ye – X.Wu | Closed | 10 | +8.1 | +0.81 | -1.70 |
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 |
|---|---|---|---|---|---|---|---|
| +8.2 | Round 15 | ZHEJIANG JINJIANG | 28 | 6NT | ♥J | = | +0 |
| +6.0 | Round 13 | USA 1 Seniors | 8 | 5♦ | ♠9 | +1 | +11 |
| +5.9 | Round 15 | ZHEJIANG JINJIANG | 22 | 3NT | ♥6 | = | +0 |
| +5.1 | Round 13 | USA 1 Seniors | 5 | 4♥ | ♦A | +1 | +11 |
| +3.5 | Round 14 | AURUSSIA | 13 | 3♠ | ♦6 | -1 | +5 |
| +3.1 | Round 15 | ZHEJIANG JINJIANG | 21 | 4♥ | ♠7 | -1 | +6 |
| +2.8 | Round 14 | AURUSSIA | 20 | 2♥ | ♦A | = | +6 |
| +2.4 | Round 14 | AURUSSIA | 19 | 3♥ | ♦A | -1 | +4 |
| +1.7 | Round 14 | AURUSSIA | 17 | 4♠ | ♣6 | +1 | +0 |
| +1.6 | Round 14 | AURUSSIA | 14 | 2♦ | ♣2 | +2 | +1 |
| +1.0 | Round 12 | WUHAN DONGFANG | 24 | 2NT | ♥A | -3 | +7 |
| +1.0 | Round 12 | WUHAN DONGFANG | 29 | 2♠ | ♣7 | = | +1 |
| +0.9 | Round 12 | WUHAN DONGFANG | 30 | 2♦ | ♦5 | -1 | -3 |
| +0.9 | Round 13 | USA 1 Seniors | 4 | 3♠ | ♣4 | -1 | +0 |
| +0.7 | Round 13 | USA 1 Seniors | 6 | 1NT | ♣5 | +1 | +7 |
| +0.7 | Round 15 | ZHEJIANG JINJIANG | 27 | 4♣ | ♠K | = | +1 |
| +0.3 | Round 12 | WUHAN DONGFANG | 23 | 3♥ | ♥3 | = | +0 |
| +0.2 | Round 13 | USA 1 Seniors | 7 | 3NT | ♥Q | = | -2 |
| -0.2 | Round 14 | AURUSSIA | 12 | 3NT | ♦3 | = | -1 |
| -0.2 | Round 15 | ZHEJIANG JINJIANG | 24 | 3NT | ♠5 | +2 | +0 |
| -0.5 | Round 15 | ZHEJIANG JINJIANG | 25 | 3NT | ♦5 | +1 | +0 |
| -0.9 | Round 13 | USA 1 Seniors | 9 | 3NT | ♥5 | +2 | -2 |
| -1.0 | Round 12 | WUHAN DONGFANG | 21 | 1♠ | ♦2 | +1 | +0 |
| -1.1 | Round 15 | ZHEJIANG JINJIANG | 29 | 4♠ | ♣6 | -2 | -7 |
| -1.5 | Round 13 | USA 1 Seniors | 10 | 3NT | ♠5 | -1 | -6 |
| -1.8 | Round 15 | ZHEJIANG JINJIANG | 23 | 2♠ | ♠5 | +1 | -1 |
| -1.9 | Round 14 | AURUSSIA | 11 | 3NT | ♣6 | = | +1 |
| -2.1 | Round 13 | USA 1 Seniors | 2 | 2NT | ♠Q | = | +9 |
| -2.6 | Round 12 | WUHAN DONGFANG | 25 | 6♥ | ♦2 | = | +11 |
| -2.8 | Round 13 | USA 1 Seniors | 1 | 3NT | ♣9 | = | +1 |
| -2.8 | Round 13 | USA 1 Seniors | 3 | 2NT | ♦2 | +1 | -10 |
| -2.8 | Round 15 | ZHEJIANG JINJIANG | 30 | 3NT | ♦4 | -1 | -5 |
| -3.2 | Round 14 | AURUSSIA | 16 | 1♠ | ♥A | +2 | +0 |
| -3.4 | Round 15 | ZHEJIANG JINJIANG | 26 | 3♥ | ♣A | -1 | -11 |
| -3.5 | Round 14 | AURUSSIA | 18 | 4♥ | ♦4 | +1 | -4 |
| -3.9 | Round 12 | WUHAN DONGFANG | 22 | 6♥ | ♠2 | = | +0 |
| -4.7 | Round 12 | WUHAN DONGFANG | 26 | 2♦ | ♣A | = | -6 |
| -5.6 | Round 12 | WUHAN DONGFANG | 27 | 4♠ | ♦2 | -1 | -10 |
| -8.5 | Round 12 | WUHAN DONGFANG | 28 | 6♥ | ♠7 | -1 | -14 |
| -9.6 | Round 14 | AURUSSIA | 15 | 5♠x | ♥4 | -2 | -5 |