YU Huaqun · WONDERS INFO
vs par split: bidding +0.79 · play -0.58
Strength of schedule: opponents averaged -0.10/bd (an easy draw) → opponent-adjusted -1.10/bd
Card play — on target: opening leads 85.7% · declarer play 80.0% · defence 100.0%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 85.7% (7) |
| Declarer play | · | 80.0% (5) |
| Defence | · | 100.0% (10) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (2) · ♦ 100.0% (3)
vs par by strain: a suit +0.21 (24)
vs par by level: part-score +2.29 (7) · game -2.40 (15) · slam +12.50 (2)
By role: declaring -2.84/bd (-3.56 vs par · 18) · defending +0.51/bd (+5.46 vs par · 22)
By vulnerability: vulnerable -1.60/bd (+0.13 vs par · 23) · not vulnerable -0.19/bd (+3.12 vs par · 17)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | Y.Shi | Z.Wu – Q.Qu | Closed | 10 | -1.0 | -0.10 | +3.80 |
| Round 3 | X.Chen | D.Ackerley – S.Smith | Open | 10 | -19.0 | -1.90 | -0.60 |
| Round 12 | J.Zhang | S.Iyengar – J.Goenka | Open | 10 | +5.0 | +0.50 | +1.00 |
| Round 13 | J.Zhang | X.Wu – Y.Wu | Open | 10 | -25.1 | -2.51 | +1.40 |
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 |
|---|---|---|---|---|---|---|---|
| +16.1 | Round 12 | INDIA RED | 27 | 6Nx | ♣J | -5 | +18 |
| +11.2 | Round 2 | SHANGHAI YOUTH 5 | 13 | 4♥ | ♣2 | = | +10 |
| +8.2 | Round 3 | GRANT | 28 | 3N | ♦6 | -2 | +12 |
| +7.6 | Round 12 | INDIA RED | 28 | 4♠ | ♠5 | -1 | +11 |
| +5.6 | Round 13 | SHANGHAI OCEAN | 2 | 3♥ | ♠6 | +1 | +10 |
| +4.5 | Round 13 | SHANGHAI OCEAN | 6 | 6♣ | ♥3 | -1 | +14 |
| +4.2 | Round 2 | SHANGHAI YOUTH 5 | 11 | 3N | ♥4 | -2 | +6 |
| +2.7 | Round 2 | SHANGHAI YOUTH 5 | 14 | 3N | ♠3 | +3 | +17 |
| +2.3 | Round 3 | GRANT | 23 | 4♠ | ♥10 | +1 | +0 |
| +1.6 | Round 12 | INDIA RED | 21 | 2♥ | ♥10 | +3 | +3 |
| +1.3 | Round 13 | SHANGHAI OCEAN | 7 | 4♥ | ♣A | +1 | +0 |
| +0.8 | Round 12 | INDIA RED | 25 | 3N | ♥5 | +2 | +6 |
| +0.5 | Round 3 | GRANT | 29 | 5♦ | ♥3 | = | -2 |
| +0.5 | Round 12 | INDIA RED | 23 | 3N | ♠A | -1 | +6 |
| -0.2 | Round 2 | SHANGHAI YOUTH 5 | 20 | 3N | ♥6 | +3 | +13 |
| -0.5 | Round 3 | GRANT | 21 | 2♠ | ♥Q | +1 | +0 |
| -0.5 | Round 3 | GRANT | 24 | 2N | ♦J | +1 | +0 |
| -0.8 | Round 2 | SHANGHAI YOUTH 5 | 12 | 2♥ | ♦7 | = | +1 |
| -0.8 | Round 12 | INDIA RED | 22 | 3♣ | ♥A | +1 | +0 |
| -0.9 | Round 13 | SHANGHAI OCEAN | 9 | 4♠ | ♥K | = | -1 |
| -1.3 | Round 12 | INDIA RED | 30 | 4♥ | ♦A | -1 | -5 |
| -1.5 | Round 13 | SHANGHAI OCEAN | 5 | 3N | ♣K | +3 | +12 |
| -1.7 | Round 2 | SHANGHAI YOUTH 5 | 15 | 4♥ | ♠9 | +1 | +0 |
| -1.8 | Round 13 | SHANGHAI OCEAN | 3 | 3N | ♥5 | +3 | -1 |
| -2.3 | Round 12 | INDIA RED | 26 | 4♥ | ♣A | -1 | -6 |
| -2.6 | Round 3 | GRANT | 22 | 3N | ♠Q | +3 | +3 |
| -3.2 | Round 2 | SHANGHAI YOUTH 5 | 18 | 3♠ | ♦7 | = | -1 |
| -3.3 | Round 3 | GRANT | 30 | 5♣ | ♥7 | = | +6 |
| -3.4 | Round 2 | SHANGHAI YOUTH 5 | 19 | 5♦ | ♦2 | -1 | -5 |
| -4.7 | Round 2 | SHANGHAI YOUTH 5 | 17 | 2♥ | ♠J | -2 | +3 |
| -5.1 | Round 2 | SHANGHAI YOUTH 5 | 16 | 3N | ♠10 | -3 | -6 |
| -6.5 | Round 3 | GRANT | 27 | 3N | ♦Q | = | -7 |
| -6.5 | Round 12 | INDIA RED | 24 | 3N | ♥J | = | -11 |
| -6.9 | Round 13 | SHANGHAI OCEAN | 10 | 3N | ♥K | -2 | -8 |
| -8.2 | Round 3 | GRANT | 25 | 3N | ♣4 | -3 | -9 |
| -8.2 | Round 13 | SHANGHAI OCEAN | 4 | 4♠ | ♣J | -1 | -13 |
| -8.4 | Round 3 | GRANT | 26 | 4♠ | ♣J | -1 | -9 |
| -8.4 | Round 13 | SHANGHAI OCEAN | 8 | 6♠ | ♦Q | = | +11 |
| -8.8 | Round 13 | SHANGHAI OCEAN | 1 | 4♠ | ♠2 | -1 | -10 |
| -10.7 | Round 12 | INDIA RED | 29 | 4♥x | ♠A | -2 | -12 |