SAKOWSKA Natalia · JOEL
vs par split: bidding -0.40 · play -0.05
Strength of schedule: opponents averaged -0.34/bd (an easy draw) → opponent-adjusted -0.20/bd
Card play — on target: opening leads 66.7% #155 of 207 · declarer play 100.0% #1 of 206 · defence 94.1% #18 of 208
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (3) | 55.6% (9) |
| Declarer play | 100.0% (4) | 100.0% (6) |
| Defence | 100.0% (3) | 92.9% (14) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 25.0% (4) · ♦ 100.0% (1) · ♣ 66.7% (3)
vs par by strain: NT +0.70 (10) · a suit -0.81 (32)
vs par by level: part-score -0.93 (15) · game +0.50 (26) · slam -18.00 (1)
By role: declaring +0.10/bd (-1.84 vs par · 25) · defending +0.20/bd (+1.59 vs par · 17)
By vulnerability: vulnerable +0.42/bd (-0.14 vs par · 21) · not vulnerable -0.14/bd (-0.76 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 3 | G.Narkiewicz | G.Olivieri – J.Cayne | Closed | 7 | +7.6 | +1.09 | -1.57 |
| Round 4 | G.Narkiewicz | S.Brock – B.Myers | Closed | 7 | -6.4 | -0.91 | +1.00 |
| Round 5 | G.Narkiewicz | B.Han – J.Ding | Closed | 7 | -6.0 | -0.86 | -2.57 |
| Round 6 | G.Narkiewicz | V.Chinmanas – V.Svangsopakul | Closed | 7 | +11.0 | +1.57 | +2.43 |
| Round 7 | G.Narkiewicz | S.Penfold – B.Senior | Closed | 7 | -10.0 | -1.43 | -1.86 |
| Round 8 | G.Narkiewicz | J.Cong – Y.Qin | Closed | 7 | +9.7 | +1.39 | -0.14 |
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 |
|---|---|---|---|---|---|---|---|
| +9.9 | Round 3 | CAYNE | 20 | 2♣x | ♠8 | -4 | +10 |
| +8.8 | Round 3 | CAYNE | 18 | 4♥ | ♦8 | +2 | +1 |
| +8.0 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 6 | 4♥ | ♥2 | = | +8 |
| +7.8 | Round 8 | BEIJING CENTURY WEIDA | 27 | 4♠ | ♣2 | -1 | +10 |
| +5.4 | Round 6 | THAILAND | 13 | 4♥x | ♣6 | -1 | +0 |
| +4.3 | Round 8 | BEIJING CENTURY WEIDA | 24 | 4♥ | ♦8 | = | +0 |
| +4.0 | Round 8 | BEIJING CENTURY WEIDA | 25 | 4♥ | ♠2 | +1 | +0 |
| +3.3 | Round 7 | PENFOLD | 16 | 4♠ | ♣8 | = | +0 |
| +3.2 | Round 6 | THAILAND | 9 | 3NT | ♦3 | = | +14 |
| +2.9 | Round 4 | BROCK | 22 | 4♠ | ♠10 | +3 | +2 |
| +2.9 | Round 6 | THAILAND | 8 | 3♠ | ♥2 | -1 | +5 |
| +2.9 | Round 7 | PENFOLD | 15 | 2NT | ♣3 | = | +7 |
| +2.5 | Round 3 | CAYNE | 19 | 3NT | ♣4 | +1 | +1 |
| +2.2 | Round 6 | THAILAND | 10 | 4♠ | ♣5 | = | +0 |
| +2.0 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 4 | 4♠ | ♥A | +1 | +0 |
| +1.4 | Round 4 | BROCK | 23 | 3NT | ♠10 | = | +0 |
| +1.4 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 3 | 3♠ | ♠5 | +1 | +1 |
| +0.9 | Round 8 | BEIJING CENTURY WEIDA | 22 | 4♥ | ♦4 | +1 | +0 |
| +0.8 | Round 4 | BROCK | 28 | 1NT | ♠2 | -2 | +0 |
| +0.8 | Round 6 | THAILAND | 14 | 4♥ | ♦9 | -1 | +3 |
| +0.1 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 5 | 2NT | ♠8 | -1 | +1 |
| +0.1 | Round 6 | THAILAND | 12 | 2NT | ♥3 | +1 | -6 |
| -0.7 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 2 | 3♣ | ♥A | +1 | +0 |
| -1.0 | Round 7 | PENFOLD | 20 | 4♠ | ♥2 | = | +1 |
| -1.3 | Round 4 | BROCK | 24 | 2♥ | ♠J | = | +0 |
| -1.4 | Round 8 | BEIJING CENTURY WEIDA | 28 | 2♥ | ♣Q | +1 | +0 |
| -1.5 | Round 3 | CAYNE | 21 | 4♥ | ♦10 | +1 | +0 |
| -1.5 | Round 8 | BEIJING CENTURY WEIDA | 23 | 3NT | ♦K | = | +0 |
| -2.2 | Round 7 | PENFOLD | 17 | 4♠ | ♥6 | +2 | -1 |
| -2.5 | Round 3 | CAYNE | 16 | 2NT | ♠Q | -2 | -11 |
| -3.1 | Round 4 | BROCK | 27 | 2♥ | ♣K | = | +0 |
| -3.3 | Round 4 | BROCK | 26 | 5♣ | ♣6 | +1 | +5 |
| -3.4 | Round 7 | PENFOLD | 19 | 5♦x | ♥A | -2 | -5 |
| -3.6 | Round 6 | THAILAND | 11 | 3NT | ♥J | +1 | +1 |
| -3.8 | Round 4 | BROCK | 25 | 4♦ | ♠A | = | +0 |
| -3.9 | Round 3 | CAYNE | 15 | 4♠ | ♦Q | -1 | -6 |
| -4.4 | Round 8 | BEIJING CENTURY WEIDA | 26 | 3♥ | ♠4 | -1 | -11 |
| -4.7 | Round 7 | PENFOLD | 21 | 4♠ | ♦2 | -1 | -5 |
| -4.9 | Round 7 | PENFOLD | 18 | 2♠ | ♣6 | +3 | -10 |
| -5.7 | Round 3 | CAYNE | 17 | 4♥ | ♦2 | -2 | -6 |
| -6.2 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 1 | 4♠ | ♣A | -1 | -10 |
| -10.6 | Round 5 | THE LOCOMOTIVE SPORTS ASSOCIAT | 7 | 6♠ | ♣4 | -4 | -18 |