BERTHEAU Kathrine · PLATINUM CEM
vs par split: bidding +0.20 · play -0.49
Strength of schedule: opponents averaged -0.24/bd (an easy draw) → opponent-adjusted +0.47/bd
Card play — on target: opening leads 84.6% #147 of 398 · declarer play 66.7% #265 of 398 · defence 86.4% #169 of 399
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 90.0% (10) |
| Declarer play | 100.0% (2) | 50.0% (4) |
| Defence | 100.0% (4) | 83.3% (18) |
Opening leads by suit led: ♠ 66.7% (3) · ♥ 100.0% (1) · ♦ 66.7% (3) · ♣ 100.0% (6)
vs par by strain: NT +0.71 (7) · a suit -0.54 (28)
vs par by level: part-score +0.57 (14) · game +0.94 (16) · slam -6.60 (5)
By role: declaring -0.07/bd (-3.54 vs par · 13) · defending +1.16/bd (+1.64 vs par · 22)
By vulnerability: vulnerable +0.98/bd (-1.88 vs par · 17) · not vulnerable +0.45/bd (+1.22 vs par · 18)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 4 | J.Upmark | G.Hampson – J.Meyers | Open | 7 | -22.2 | -3.17 | -3.57 |
| Round 5 | J.Upmark | J.Rayner – J.Thompson | Open | 7 | -6.4 | -0.91 | -1.86 |
| Round 6 | J.Upmark | X.Bao – S.Liu | Closed | 7 | +5.0 | +0.71 | +2.00 |
| Round 7 | J.Upmark | Y.Chen – Y.Liang | Closed | 7 | +19.2 | +2.74 | -0.86 |
| Round 8 | J.Upmark | B.Liu – Y.Zhang | Closed | 7 | +29.1 | +4.16 | +2.86 |
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 |
|---|---|---|---|---|---|---|---|
| +12.0 | Round 6 | SHANGHAI YITONG | 11 | 4♣ | ♣4 | -1 | +14 |
| +10.2 | Round 8 | TIANYA BRIDGE FATE | 23 | 3NT | ♠K | = | +3 |
| +8.3 | Round 8 | TIANYA BRIDGE FATE | 25 | 6♥ | ♠2 | -2 | +11 |
| +6.8 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 16 | 4♠ | ♣K | -2 | +8 |
| +5.3 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 20 | 4♠ | ♦J | -2 | +7 |
| +4.1 | Round 8 | TIANYA BRIDGE FATE | 26 | 3♥ | ♣A | -1 | +0 |
| +3.8 | Round 8 | TIANYA BRIDGE FATE | 24 | 3♠ | ♣K | +2 | +6 |
| +3.5 | Round 6 | SHANGHAI YITONG | 13 | 1NT | ♦K | -3 | -7 |
| +3.4 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 21 | 5♣x | ♠6 | -2 | +4 |
| +3.3 | Round 6 | SHANGHAI YITONG | 8 | 5♥ | ♣6 | -2 | +11 |
| +2.8 | Round 4 | DIAMOND | 22 | 3NT | ♥10 | +2 | +13 |
| +2.5 | Round 5 | RAYNER | 4 | 3NT | ♥J | = | -2 |
| +2.3 | Round 8 | TIANYA BRIDGE FATE | 22 | 2♠ | ♥2 | = | +0 |
| +2.2 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 19 | 3♥ | ♣5 | -1 | +0 |
| +1.9 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 15 | 3♣ | ♣6 | +3 | +2 |
| +1.6 | Round 5 | RAYNER | 7 | 2♠ | ♣A | -1 | +5 |
| +1.5 | Round 5 | RAYNER | 6 | 4♠ | ♦A | = | -1 |
| +1.2 | Round 5 | RAYNER | 5 | 1NT | ♦J | = | +2 |
| +0.6 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 17 | 5♦ | ♠4 | = | -11 |
| +0.5 | Round 8 | TIANYA BRIDGE FATE | 27 | 3♠ | ♥3 | +1 | +1 |
| +0.3 | Round 6 | SHANGHAI YITONG | 9 | 4♥ | ♣4 | +1 | +0 |
| +0.1 | Round 4 | DIAMOND | 25 | 3NT | ♠4 | = | +0 |
| -0.1 | Round 5 | RAYNER | 2 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 6 | SHANGHAI YITONG | 10 | 4♥ | ♠3 | = | +1 |
| -0.1 | Round 8 | TIANYA BRIDGE FATE | 28 | 4♥ | ♣2 | -2 | -1 |
| -0.9 | Round 4 | DIAMOND | 28 | 3♥ | ♠J | = | +0 |
| -1.0 | Round 7 | SHANXI ZHANGBI OLD CASTLE | 18 | 7♣x | ♦A | -4 | -16 |
| -1.8 | Round 5 | RAYNER | 3 | 2♠ | ♣2 | +1 | -7 |
| -3.8 | Round 4 | DIAMOND | 24 | 2♠x | ♥J | -3 | -1 |
| -5.2 | Round 4 | DIAMOND | 27 | 2♠ | ♣Q | +2 | -7 |
| -6.6 | Round 6 | SHANGHAI YITONG | 12 | 6♥ | ♠2 | = | -1 |
| -7.1 | Round 4 | DIAMOND | 23 | 6♥ | ♣8 | -1 | -17 |
| -7.4 | Round 6 | SHANGHAI YITONG | 14 | 3NT | ♠Q | +1 | -4 |
| -8.1 | Round 4 | DIAMOND | 26 | 4♠ | ♣A | -2 | -13 |
| -11.3 | Round 5 | RAYNER | 1 | 6♥ | ♠A | = | -10 |