GONG Yunfei · YUNNAN DIKUANG
vs par split: bidding -1.79 · play +1.46
Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted +0.52/bd
Card play — on target: opening leads 75.0% · declarer play 83.3% · defence 92.3%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 75.0% (8) |
| Declarer play | · | 83.3% (6) |
| Defence | · | 92.3% (13) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (2) · ♦ 100.0% (2) · ♣ 50.0% (2)
vs par by strain: a suit -0.32 (28)
vs par by level: part-score -0.07 (14) · game +0.70 (10) · slam -3.75 (4)
By role: declaring +0.69/bd (-2.30 vs par · 23) · defending +0.60/bd (+2.94 vs par · 17)
By vulnerability: vulnerable +1.46/bd (+0.10 vs par · 21) · not vulnerable -0.24/bd (-0.26 vs par · 19)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | W.Zhang | Z.Chen – Z.Chen | Open | 10 | +25.5 | +2.55 | +1.10 |
| Round 8 | W.Zhang | R.Kutner – N.Buchlev | Open | 10 | -7.1 | -0.71 | -0.30 |
| Round 13 | W.Zhang | B.He – L.Zou | Open | 10 | -4.4 | -0.44 | -3.30 |
| Round 15 | A.Zhi | R.Lin – T.Jiang | Closed | 10 | +12.1 | +1.21 | +2.20 |
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 |
|---|---|---|---|---|---|---|---|
| +11.1 | Round 13 | ANHUI | 5 | 6♦ | ♠9 | = | +0 |
| +9.7 | Round 3 | XIAMEN | 21 | 3N | ♣9 | = | +10 |
| +8.2 | Round 13 | ANHUI | 4 | 4♠ | ♦7 | -1 | +13 |
| +6.9 | Round 8 | MUNICH | 20 | 2♥x | ♠Q | -3 | +5 |
| +6.3 | Round 3 | XIAMEN | 28 | 4♥ | ♦7 | = | +5 |
| +6.2 | Round 3 | XIAMEN | 24 | 3N | ♣9 | = | +6 |
| +4.8 | Round 15 | XINYUANKONGGU | 30 | 3N | ♠3 | +1 | -2 |
| +4.6 | Round 15 | XINYUANKONGGU | 24 | 2N | ♣2 | = | +1 |
| +4.5 | Round 3 | XIAMEN | 26 | 3♠ | ♦Q | +1 | +4 |
| +4.4 | Round 15 | XINYUANKONGGU | 25 | 6♠ | ♥3 | -1 | +16 |
| +3.3 | Round 3 | XIAMEN | 30 | 3N | ♥7 | = | -6 |
| +1.9 | Round 8 | MUNICH | 12 | 3N | ♦3 | -1 | +5 |
| +1.9 | Round 15 | XINYUANKONGGU | 26 | 2♠ | ♣10 | +1 | +0 |
| +1.7 | Round 3 | XIAMEN | 22 | 3N | ♥5 | +2 | -4 |
| +1.2 | Round 15 | XINYUANKONGGU | 23 | 2♠ | ♦2 | -1 | +5 |
| +1.1 | Round 8 | MUNICH | 16 | 3♠ | ♥A | = | +0 |
| +1.0 | Round 3 | XIAMEN | 25 | 2♠ | ♦5 | -1 | +1 |
| +1.0 | Round 15 | XINYUANKONGGU | 29 | 4♠ | ♣A | = | +0 |
| +0.8 | Round 13 | ANHUI | 3 | 3N | ♥7 | +2 | +0 |
| +0.5 | Round 15 | XINYUANKONGGU | 28 | 2♦ | ♣6 | -2 | +2 |
| +0.2 | Round 15 | XINYUANKONGGU | 22 | 4♠ | ♠2 | +1 | +5 |
| +0.1 | Round 13 | ANHUI | 10 | 3♦ | ♥K | +1 | +0 |
| -0.0 | Round 13 | ANHUI | 9 | 4♠ | ♠2 | +1 | +0 |
| -0.9 | Round 8 | MUNICH | 13 | 4♠ | ♦2 | +2 | -7 |
| -1.2 | Round 13 | ANHUI | 1 | 4♠ | ♥Q | = | +0 |
| -1.5 | Round 8 | MUNICH | 17 | 3N | ♥4 | +1 | +5 |
| -1.5 | Round 8 | MUNICH | 18 | 2♠ | ♠J | = | +0 |
| -2.1 | Round 8 | MUNICH | 14 | 2♥ | ♣2 | +1 | -1 |
| -2.1 | Round 15 | XINYUANKONGGU | 27 | 2♥ | ♣2 | +1 | +0 |
| -2.2 | Round 3 | XIAMEN | 29 | 3N | ♠4 | +2 | +0 |
| -2.3 | Round 3 | XIAMEN | 23 | 4♠ | ♥9 | +1 | +0 |
| -2.7 | Round 3 | XIAMEN | 27 | 3N | ♠4 | -1 | -5 |
| -2.7 | Round 8 | MUNICH | 19 | 2♠ | ♥Q | -2 | +0 |
| -3.7 | Round 8 | MUNICH | 15 | 2♠ | ♠J | -1 | -6 |
| -4.4 | Round 15 | XINYUANKONGGU | 21 | 4♠ | ♣5 | -1 | -5 |
| -4.5 | Round 13 | ANHUI | 6 | 6♣ | ♥3 | -1 | -14 |
| -4.6 | Round 8 | MUNICH | 11 | 3N | ♥2 | +1 | -4 |
| -5.1 | Round 13 | ANHUI | 7 | 5♣x | ♥A | -3 | -4 |
| -6.1 | Round 13 | ANHUI | 2 | 3♥ | ♠8 | = | -11 |
| -7.7 | Round 13 | ANHUI | 8 | 7♠ | ♦Q | -2 | -17 |