CHEN Xuefeng · CHINA RDFZ HOPE
vs par split: bidding +2.42 · play -0.38
Strength of schedule: opponents averaged -0.56/bd (an easy draw) → opponent-adjusted -0.97/bd
Card play — on target: opening leads 77.8% · declarer play 40.0% · defence 82.4%
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 0.0% (1) | 87.5% (8) |
| Declarer play | 50.0% (2) | 33.3% (3) |
| Defence | 75.0% (4) | 84.6% (13) |
Opening leads by suit led: ♠ 0.0% (2) · ♥ 100.0% (2) · ♣ 100.0% (5)
vs par by strain: NT +0.57 (7) · a suit +2.65 (17)
vs par by level: part-score +2.33 (9) · game +2.00 (14) · slam +0.00 (1)
By role: declaring -1.87/bd (-2.71 vs par · 7) · defending +0.20/bd (+4.00 vs par · 17)
By vulnerability: vulnerable -1.35/bd (+1.58 vs par · 12) · not vulnerable +0.54/bd (+2.50 vs par · 12)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | X.Liu | J.Huang – Z.Zhuo | Open | 8 | -19.6 | -2.45 | +0.75 |
| Round 4 | X.Liu | W.Jin – Q.Zhang | Open | 8 | +10.7 | +1.34 | +2.75 |
| Round 5 | X.Liu | L.Cai – X.Wei | Open | 8 | -0.8 | -0.10 | +2.62 |
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 |
|---|---|---|---|---|---|---|---|
| +7.3 | Round 5 | TIANJIN BRIDGESCHOOL | 5 | 4♠ | ♥J | +1 | +13 |
| +7.2 | Round 4 | CAPRISUN | 29 | 4♥ | ♠Q | -2 | +13 |
| +6.9 | Round 4 | CAPRISUN | 25 | 4♥ | ♣10 | -2 | +8 |
| +4.8 | Round 1 | RDFZ BRIDGE STRAIT | 5 | 4♥ | ♣4 | -1 | +5 |
| +4.6 | Round 4 | CAPRISUN | 32 | 2♣ | ♦6 | -1 | +12 |
| +3.5 | Round 5 | TIANJIN BRIDGESCHOOL | 8 | 3♥ | ♣10 | = | -1 |
| +3.2 | Round 4 | CAPRISUN | 26 | 2♥ | ♦4 | = | +5 |
| +1.2 | Round 4 | CAPRISUN | 30 | 3NT | ♠Q | = | -2 |
| +0.8 | Round 1 | RDFZ BRIDGE STRAIT | 8 | 4♠ | ♥A | -2 | +5 |
| +0.3 | Round 1 | RDFZ BRIDGE STRAIT | 6 | 3♦ | ♣5 | +1 | +10 |
| +0.1 | Round 5 | TIANJIN BRIDGESCHOOL | 3 | 3NT | ♣J | +4 | +14 |
| -0.2 | Round 5 | TIANJIN BRIDGESCHOOL | 7 | 3NT | ♠6 | -1 | -5 |
| -1.0 | Round 4 | CAPRISUN | 27 | 4♥ | ♦K | = | +0 |
| -1.1 | Round 1 | RDFZ BRIDGE STRAIT | 3 | 2NT | ♠5 | +3 | +2 |
| -1.1 | Round 1 | RDFZ BRIDGE STRAIT | 7 | 4♦ | ♥A | -1 | -1 |
| -1.6 | Round 4 | CAPRISUN | 28 | 3♠ | ♣6 | +1 | -1 |
| -1.9 | Round 5 | TIANJIN BRIDGESCHOOL | 6 | 3NT | ♠Q | +1 | +11 |
| -2.9 | Round 5 | TIANJIN BRIDGESCHOOL | 1 | 4♥ | ♦J | -2 | -6 |
| -3.2 | Round 5 | TIANJIN BRIDGESCHOOL | 4 | 1NT | ♠8 | = | -5 |
| -3.5 | Round 5 | TIANJIN BRIDGESCHOOL | 2 | 3♥ | ♣6 | -2 | +0 |
| -6.7 | Round 1 | RDFZ BRIDGE STRAIT | 4 | 4♠ | ♣2 | +1 | -4 |
| -7.0 | Round 1 | RDFZ BRIDGE STRAIT | 2 | 6♥ | ♣2 | = | +0 |
| -9.6 | Round 1 | RDFZ BRIDGE STRAIT | 1 | 3NT | ♦2 | = | -11 |
| -9.8 | Round 4 | CAPRISUN | 31 | 4♥ | ♦Q | -1 | -13 |