CHAO Allen · GENTLE
vs par split: bidding +0.76 · play +0.06
Strength of schedule: opponents averaged +0.20/bd (a tough draw) → opponent-adjusted +0.23/bd
Card play — on target: opening leads 75.0% #156 of 277 · declarer play 75.0% #142 of 277 · defence 82.4% #152 of 277
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (2) | 77.8% (18) |
| Declarer play | 75.0% (4) | 75.0% (4) |
| Defence | 75.0% (4) | 83.3% (30) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (3) · ♦ 66.7% (9) · ♣ 60.0% (5)
vs par by strain: NT +3.00 (9) · a suit +0.33 (40)
vs par by level: part-score +0.95 (22) · game -0.32 (22) · slam +5.20 (5)
By role: declaring +2.02/bd (+0.40 vs par · 15) · defending -0.84/bd (+1.00 vs par · 34)
By vulnerability: vulnerable +0.57/bd (+1.83 vs par · 24) · not vulnerable -0.47/bd (-0.16 vs par · 25)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | C.Ho | D.Cao – J.Gao | Open | 7 | -3.1 | -0.44 | -0.43 |
| Round 2 | C.Ho | S.Sie – A.Kustrijanto | Open | 7 | -11.0 | -1.57 | +1.71 |
| Round 3 | J.Huang | J.Shang – L.Peng | Open | 7 | +14.2 | +2.03 | +2.86 |
| Round 5 | C.Ho | B.Wang – J.Li | Open | 7 | -6.7 | -0.96 | +0.29 |
| Round 6 | C.Ho | L.Soudan – C.Garnier | Closed | 7 | -7.6 | -1.09 | -2.00 |
| Round 7 | J.Huang | C.Teodorescu – M.Briciu | Closed | 7 | +11.1 | +1.59 | +2.86 |
| Round 8 | J.Huang | J.Shih – P.Wang | Open | 7 | +4.9 | +0.70 | +0.43 |
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 |
|---|---|---|---|---|---|---|---|
| +9.1 | Round 1 | SUZHOUTAIHU | 6 | 3NT | ♥4 | = | +0 |
| +8.9 | Round 7 | ROMANIA | 16 | 4♠ | ♣3 | = | +11 |
| +7.5 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 20 | 3NT | ♦5 | = | +10 |
| +5.5 | Round 2 | INDONESIA | 12 | 4♥x | ♦J | -1 | +7 |
| +5.4 | Round 8 | YEH MIX | 26 | 2♦ | ♠3 | +3 | +10 |
| +4.1 | Round 7 | ROMANIA | 20 | 4♥ | ♦2 | -2 | +3 |
| +4.0 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 18 | 2♠ | ♥4 | +1 | +1 |
| +3.9 | Round 1 | SUZHOUTAIHU | 4 | 1NT | ♣A | +1 | +12 |
| +3.5 | Round 7 | ROMANIA | 15 | 4♠ | ♣3 | -1 | +12 |
| +3.5 | Round 8 | YEH MIX | 27 | 2♠ | ♦Q | +2 | +6 |
| +3.2 | Round 5 | GSRC & P UNITED | 4 | 4♠ | ♦K | -1 | +6 |
| +3.1 | Round 2 | INDONESIA | 8 | 1NT | ♦J | -1 | +5 |
| +3.0 | Round 6 | GUADELOUPE | 13 | 1♠ | ♦Q | +3 | +2 |
| +2.5 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 17 | 4♠ | ♣8 | -1 | +8 |
| +2.4 | Round 1 | SUZHOUTAIHU | 5 | 2♠ | ♠2 | -2 | +2 |
| +2.4 | Round 7 | ROMANIA | 21 | 6♠ | ♥3 | = | +0 |
| +2.3 | Round 6 | GUADELOUPE | 9 | 5♦ | ♣4 | -1 | -2 |
| +1.6 | Round 6 | GUADELOUPE | 11 | 2♦ | ♣3 | = | +0 |
| +1.4 | Round 8 | YEH MIX | 23 | 2♣ | ♠K | +1 | +0 |
| +1.3 | Round 7 | ROMANIA | 19 | 2♠ | ♦3 | -2 | -1 |
| +0.7 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 21 | 3♣ | ♦5 | +2 | +10 |
| +0.6 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 15 | 4♥ | ♠10 | +2 | -11 |
| +0.5 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 16 | 1NT | ♠4 | = | +8 |
| +0.4 | Round 5 | GSRC & P UNITED | 1 | 4♥ | ♣A | = | +1 |
| +0.2 | Round 1 | SUZHOUTAIHU | 7 | 4♥ | ♦6 | -1 | -1 |
| +0.1 | Round 2 | INDONESIA | 9 | 3♥ | ♣3 | -2 | -1 |
| +0.1 | Round 5 | GSRC & P UNITED | 2 | 3♥ | ♣3 | -1 | -1 |
| -0.0 | Round 6 | GUADELOUPE | 14 | 2♥ | ♠Q | +1 | +1 |
| -0.1 | Round 5 | GSRC & P UNITED | 5 | 3♣ | ♥J | -1 | -8 |
| -0.2 | Round 8 | YEH MIX | 25 | 1NT | ♥7 | -1 | +1 |
| -0.7 | Round 2 | INDONESIA | 11 | 3♠ | ♥8 | +1 | -2 |
| -0.7 | Round 5 | GSRC & P UNITED | 6 | 6NT | ♦Q | = | +11 |
| -0.8 | Round 8 | YEH MIX | 28 | 4♠ | ♦J | = | -3 |
| -1.1 | Round 7 | ROMANIA | 17 | 4♥ | ♦3 | -2 | -7 |
| -1.6 | Round 3 | SHANDONG CONTRACT BRIDGE ASSOC | 19 | 4♠ | ♦K | = | -6 |
| -1.8 | Round 6 | GUADELOUPE | 12 | 4♥ | ♥10 | +1 | +0 |
| -1.8 | Round 8 | YEH MIX | 22 | 2♠ | ♥Q | -1 | -6 |
| -2.6 | Round 8 | YEH MIX | 24 | 5♣ | ♦A | -1 | -5 |
| -2.9 | Round 6 | GUADELOUPE | 8 | 2♠ | ♦K | = | -5 |
| -3.0 | Round 1 | SUZHOUTAIHU | 3 | 2♠ | ♦8 | = | -6 |
| -3.6 | Round 2 | INDONESIA | 10 | 4♥ | ♠K | = | -3 |
| -4.7 | Round 5 | GSRC & P UNITED | 7 | 6♥ | ♠A | = | +0 |
| -4.9 | Round 5 | GSRC & P UNITED | 3 | 2♦x | ♥4 | -2 | -7 |
| -7.0 | Round 2 | INDONESIA | 13 | 6♠ | ♥5 | +1 | +13 |
| -7.5 | Round 1 | SUZHOUTAIHU | 1 | 3NT | ♦7 | -1 | -10 |
| -8.0 | Round 7 | ROMANIA | 18 | 6♦ | ♠A | = | +2 |
| -8.2 | Round 1 | SUZHOUTAIHU | 2 | 4♥ | ♥3 | +1 | +0 |
| -8.4 | Round 2 | INDONESIA | 14 | 4♠ | ♣6 | = | -7 |
| -9.8 | Round 6 | GUADELOUPE | 10 | 3NT | ♠4 | = | -10 |