WOJCIESZEK Jakub · MAZURKIEWICZ
vs par split: bidding -1.16 · play +0.32
Strength of schedule: opponents averaged +0.20/bd (a tough draw) → opponent-adjusted -0.33/bd
Card play — on target: opening leads 83.3% #16 of 36 · declarer play 72.7% #24 of 36 · defence 90.9% #17 of 36
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 77.8% (9) | 100.0% (3) |
| Declarer play | 70.0% (10) | 75.0% (12) |
| Defence | 88.9% (9) | 92.3% (13) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 50.0% (2) · ♦ 50.0% (2) · ♣ 100.0% (4)
vs par by strain: NT -0.52 (21) · a suit -1.03 (35)
vs par by level: part-score +0.07 (15) · game -1.28 (39) · slam +1.00 (2)
By role: declaring -1.17/bd (-4.00 vs par · 34) · defending +0.48/bd (+4.04 vs par · 22)
By vulnerability: vulnerable -1.44/bd (-0.75 vs par · 28) · not vulnerable +0.40/bd (-0.93 vs par · 28)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 16 | P.Jassem | S.Lev – J.Pszczola | Closed | 14 | +8.1 | +0.58 | +1.36 |
| Quarterfinal | P.Jassem | M.Rosenberg – S.Weinstein | Closed | 14 | -6.2 | -0.44 | -1.07 |
| Semifinal | P.Jassem | A.Smirnov – J.Piekarek | Closed | 14 | -11.0 | -0.79 | -2.00 |
| Final | P.Jassem | M.Lanzarotti – A.Manno | Closed | 14 | -20.1 | -1.44 | -1.64 |
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 |
|---|---|---|---|---|---|---|---|
| +9.4 | Quarterfinal | APOLLOSOYUZ | 3 | 3NT | ♠6 | -1 | +12 |
| +8.9 | Round of 16 | MAHAFFEY | 20 | 4♠x | ♠5 | -3 | +5 |
| +7.0 | Semifinal | ISRMANY | 27 | 3NT | ♥9 | -2 | +11 |
| +6.9 | Round of 16 | MAHAFFEY | 26 | 5♥ | ♦A | -3 | +10 |
| +6.5 | Round of 16 | MAHAFFEY | 16 | 3NT | ♥Q | +1 | -10 |
| +6.0 | Quarterfinal | APOLLOSOYUZ | 5 | 5♥ | ♣6 | +1 | +11 |
| +4.2 | Round of 16 | MAHAFFEY | 25 | 2♦ | ♥Q | = | +5 |
| +4.1 | Round of 16 | MAHAFFEY | 28 | 1NT | ♣2 | -2 | +5 |
| +3.3 | Quarterfinal | APOLLOSOYUZ | 8 | 4♥ | ♠A | +1 | +0 |
| +2.7 | Semifinal | ISRMANY | 19 | 3NT | ♠9 | -1 | +5 |
| +2.7 | Final | BRENO | 1 | 4♥ | ♣7 | +1 | +0 |
| +2.5 | Round of 16 | MAHAFFEY | 24 | 3NT | ♥9 | -1 | +10 |
| +2.3 | Quarterfinal | APOLLOSOYUZ | 11 | 3NT | ♦5 | = | -1 |
| +2.3 | Final | BRENO | 9 | 3♥ | ♦A | -1 | +2 |
| +2.0 | Semifinal | ISRMANY | 26 | 4♠ | ♦Q | -1 | -6 |
| +2.0 | Final | BRENO | 8 | 5♠ | ♦9 | = | +0 |
| +1.7 | Round of 16 | MAHAFFEY | 19 | 3NT | ♣3 | = | +2 |
| +1.0 | Quarterfinal | APOLLOSOYUZ | 12 | 4♥ | ♦J | = | +0 |
| +0.7 | Quarterfinal | APOLLOSOYUZ | 1 | 4♥ | ♠2 | +1 | +0 |
| +0.7 | Semifinal | ISRMANY | 17 | 3♦ | ♣6 | -1 | -4 |
| +0.7 | Final | BRENO | 6 | 5♣ | ♦K | = | -11 |
| +0.3 | Round of 16 | MAHAFFEY | 17 | 4♥ | ♥Q | +1 | +0 |
| +0.3 | Quarterfinal | APOLLOSOYUZ | 4 | 4♠ | ♥3 | +1 | +0 |
| +0.3 | Semifinal | ISRMANY | 15 | 1NT | ♣2 | = | -1 |
| +0.3 | Semifinal | ISRMANY | 16 | 3NT | ♥T | +2 | +0 |
| +0.2 | Round of 16 | MAHAFFEY | 18 | 1NT | ♠6 | = | +1 |
| +0.1 | Quarterfinal | APOLLOSOYUZ | 13 | 4♥ | ♠2 | = | +0 |
| +0.0 | Quarterfinal | APOLLOSOYUZ | 2 | 2♠ | ♦5 | = | -1 |
| -0.0 | Semifinal | ISRMANY | 21 | 4♥ | ♠6 | -2 | -6 |
| -0.0 | Semifinal | ISRMANY | 28 | 3NT | ♦2 | +2 | +0 |
| +0.0 | Final | BRENO | 3 | 4♥ | ♠A | +1 | +0 |
| +0.0 | Final | BRENO | 13 | 3NT | ♣4 | +3 | -13 |
| -0.3 | Final | BRENO | 11 | 3NT | ♠4 | = | +0 |
| -0.7 | Semifinal | ISRMANY | 18 | 4♠x | ♥6 | -1 | -11 |
| -0.7 | Final | BRENO | 5 | 4♠ | ♣K | +2 | +11 |
| -1.3 | Final | BRENO | 4 | 3♦ | ♠K | +1 | +0 |
| -2.5 | Round of 16 | MAHAFFEY | 23 | 2♠ | ♣Q | +2 | +10 |
| -2.8 | Quarterfinal | APOLLOSOYUZ | 14 | 4♠ | ♣6 | +2 | +8 |
| -3.0 | Semifinal | ISRMANY | 22 | 4♠ | ♣2 | +2 | -13 |
| -3.0 | Semifinal | ISRMANY | 23 | 1NT | ♣3 | -2 | -2 |
| -3.1 | Round of 16 | MAHAFFEY | 27 | 3NT | ♦2 | +1 | -1 |
| -3.6 | Quarterfinal | APOLLOSOYUZ | 10 | 5♠ | ♥6 | +1 | -13 |
| -3.7 | Final | BRENO | 12 | 1NT | ♣8 | +1 | +0 |
| -4.2 | Round of 16 | MAHAFFEY | 22 | 2♥ | ♦J | -2 | -5 |
| -4.3 | Semifinal | ISRMANY | 20 | 2♥x | ♣A | -1 | -2 |
| -4.7 | Final | BRENO | 10 | 4♠ | ♣8 | +1 | -1 |
| -4.7 | Final | BRENO | 14 | 2NT | ♦4 | +3 | -6 |
| -5.0 | Semifinal | ISRMANY | 24 | 3♣ | ♥A | +1 | -1 |
| -5.3 | Quarterfinal | APOLLOSOYUZ | 9 | 3NT | ♠3 | -2 | -5 |
| -5.7 | Final | BRENO | 7 | 4♥ | ♣3 | -1 | +1 |
| -6.7 | Final | BRENO | 2 | 3NT | ♥8 | -1 | -6 |
| -7.5 | Round of 16 | MAHAFFEY | 15 | 4♠ | ♣K | +2 | -13 |
| -8.0 | Semifinal | ISRMANY | 25 | 6♦ | ♣2 | = | +2 |
| -8.3 | Quarterfinal | APOLLOSOYUZ | 7 | 3NTx | ♠8 | -2 | -12 |
| -9.3 | Quarterfinal | APOLLOSOYUZ | 6 | 4♠ | ♥J | -2 | -14 |
| -9.9 | Round of 16 | MAHAFFEY | 21 | 6♠ | ♣7 | = | +0 |