GAWRYS Piotr · MAZURKIEWICZ
11rank
+30.1Butler · 84 bds
+0.36per board
±4.5swing
+0.76vs par /bd · #3/36
+0.62adjusted /bd
by round
vs par split: bidding +0.93 · play -0.44
Strength of schedule: opponents averaged +0.26/bd (a tough draw) → opponent-adjusted +0.62/bd
Card play — on target: opening leads 91.3% #10 of 36 · declarer play 82.4% #9 of 36 · defence 92.7% #11 of 36
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 100.0% (9) | 85.7% (14) |
| Declarer play | 75.0% (4) | 84.6% (13) |
| Defence | 87.5% (16) | 96.0% (25) |
Opening leads by suit led: ♠ 100.0% (4) · ♥ 85.7% (7) · ♦ 100.0% (3) · ♣ 88.9% (9)
vs par by strain: NT +0.32 (25) · a suit +0.95 (59)
vs par by level: part-score -0.17 (29) · game +0.76 (49) · slam +5.33 (6)
By role: declaring +0.87/bd (-1.33 vs par · 42) · defending -0.15/bd (+2.86 vs par · 42)
By vulnerability: vulnerable +0.82/bd (+1.59 vs par · 42) · not vulnerable -0.10/bd (-0.07 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round of 16 | P.Tuszynski | E.Rodwell – J.Meckstroth | Closed | 14 | +18.0 | +1.29 | +3.71 |
| Round of 16 | P.Tuszynski | J.Meckstroth – E.Rodwell | Open | 14 | -23.8 | -1.70 | -1.93 |
| Quarterfinal | P.Tuszynski | M.Rosenberg – S.Weinstein | Closed | 14 | +2.9 | +0.21 | +1.57 |
| Semifinal | P.Tuszynski | I.Herbst – O.Herbst | Closed | 14 | +5.9 | +0.42 | +1.21 |
| Semifinal | P.Tuszynski | O.Herbst – I.Herbst | Open | 14 | +11.0 | +0.79 | +1.71 |
| Final | P.Tuszynski | M.Lanzarotti – A.Manno | Closed | 14 | +16.1 | +1.15 | -1.71 |
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 |
|---|---|---|---|---|---|---|---|
| +12.7 | Semifinal | ISRMANY | 7 | 4♦x | = | +13 | |
| +10.5 | Round of 16 | MAHAFFEY | 4 | 3NTx | ♣K | = | +4 |
| +10.5 | Round of 16 | MAHAFFEY | 9 | 4♥ | ♦A | -1 | +12 |
| +10.0 | Quarterfinal | APOLLOSOYUZ | 18 | 3NT | ♣3 | = | -1 |
| +9.9 | Round of 16 | MAHAFFEY | 21 | 6♠ | ♣4 | = | +0 |
| +8.7 | Round of 16 | MAHAFFEY | 2 | 6♥ | ♠A | = | +12 |
| +8.0 | Quarterfinal | APOLLOSOYUZ | 21 | 6♥ | ♠Q | +1 | +11 |
| +8.0 | Semifinal | ISRMANY | 9 | 3NT | ♣4 | -2 | +11 |
| +8.0 | Semifinal | ISRMANY | 25 | 6♦ | ♥7 | = | -2 |
| +8.0 | Final | BRENO | 15 | 4♥ | ♦T | = | +8 |
| +6.7 | Semifinal | ISRMANY | 4 | 3NT | ♠K | -2 | +3 |
| +5.1 | Round of 16 | MAHAFFEY | 6 | 2♠ | +3 | +9 | |
| +4.7 | Final | BRENO | 27 | 5♣ | ♠K | = | +0 |
| +4.7 | Final | BRENO | 28 | 2♥ | +4 | +3 | |
| +3.7 | Final | BRENO | 25 | 3♠ | ♦T | -1 | -6 |
| +3.3 | Round of 16 | MAHAFFEY | 28 | 2♠ | ♣A | -2 | +3 |
| +3.3 | Quarterfinal | APOLLOSOYUZ | 24 | 4♠ | ♥Q | +1 | +0 |
| +3.1 | Quarterfinal | APOLLOSOYUZ | 20 | 4♠ | ♦K | -2 | +8 |
| +3.0 | Semifinal | ISRMANY | 22 | 4♠ | ♠6 | +2 | +13 |
| +3.0 | Semifinal | ISRMANY | 23 | 1NT | ♣Q | -2 | +2 |
| +2.3 | Semifinal | ISRMANY | 27 | 2♠ | ♦K | +2 | -6 |
| +2.0 | Semifinal | ISRMANY | 11 | 3♠ | ♦Q | = | +0 |
| +2.0 | Semifinal | ISRMANY | 26 | 4♠ | ♥7 | -2 | +8 |
| +1.7 | Semifinal | ISRMANY | 20 | 2NT | ♠5 | = | +0 |
| +1.3 | Round of 16 | MAHAFFEY | 8 | 4♠ | ♥4 | +1 | +4 |
| +0.7 | Semifinal | ISRMANY | 18 | 4♠x | ♥6 | -1 | +11 |
| +0.7 | Final | BRENO | 17 | 3♥ | ♦A | = | +1 |
| +0.6 | Quarterfinal | APOLLOSOYUZ | 28 | 4♥ | ♦2 | +1 | +0 |
| +0.5 | Round of 16 | MAHAFFEY | 19 | 4♥ | ♠4 | +2 | +1 |
| +0.4 | Round of 16 | MAHAFFEY | 18 | 2♥ | ♣4 | = | +0 |
| +0.3 | Semifinal | ISRMANY | 1 | 6NT | ♣9 | = | +11 |
| +0.3 | Semifinal | ISRMANY | 6 | 4♠ | ♣4 | +1 | +10 |
| +0.3 | Semifinal | ISRMANY | 10 | 3NT | ♥8 | = | +1 |
| +0.2 | Round of 16 | MAHAFFEY | 12 | 4♥ | ♠J | +2 | +11 |
| +0.0 | Round of 16 | MAHAFFEY | 10 | 3NT | ♦5 | = | +2 |
| -0.0 | Semifinal | ISRMANY | 8 | 4♠ | ♣7 | = | +0 |
| -0.0 | Semifinal | ISRMANY | 14 | 4♥ | ♣A | -1 | +2 |
| +0.0 | Semifinal | ISRMANY | 21 | 4♥x | ♥3 | -1 | +6 |
| +0.0 | Semifinal | ISRMANY | 28 | 3NT | ♣3 | +2 | +0 |
| +0.0 | Final | BRENO | 16 | 3NT | ♥3 | = | +1 |
| +0.0 | Final | BRENO | 19 | 4♥ | ♣3 | = | +0 |
| +0.0 | Final | BRENO | 21 | 2♠ | ♣J | -1 | -2 |
| +0.0 | Final | BRENO | 22 | 2♦ | ♠J | +2 | +0 |
| +0.0 | Final | BRENO | 23 | 4♠ | ♥2 | +1 | -13 |
| -0.1 | Round of 16 | MAHAFFEY | 13 | 2♥ | ♦Q | +1 | +0 |
| -0.1 | Quarterfinal | APOLLOSOYUZ | 25 | 4♥ | ♦2 | = | +0 |
| -0.3 | Round of 16 | MAHAFFEY | 17 | 4♥ | ♦Q | +1 | +0 |
| -0.3 | Semifinal | ISRMANY | 16 | 3NT | ♥T | +2 | +0 |
| -0.3 | Final | BRENO | 20 | 2♣ | ♣2 | +2 | +0 |
| -0.4 | Round of 16 | MAHAFFEY | 25 | 2♥ | ♣J | -1 | -2 |
| -0.5 | Round of 16 | MAHAFFEY | 5 | 1NT | ♣9 | +1 | +7 |
| -0.6 | Quarterfinal | APOLLOSOYUZ | 17 | 2♠ | ♣3 | = | +0 |
| -0.6 | Quarterfinal | APOLLOSOYUZ | 22 | 4♦ | ♥A | -1 | +6 |
| -0.7 | Semifinal | ISRMANY | 17 | 3NT | ♥T | -1 | +4 |
| -0.7 | Final | BRENO | 24 | 3NT | ♣K | -2 | -5 |
| -0.9 | Quarterfinal | APOLLOSOYUZ | 19 | 3♣ | ♣J | = | +1 |
| -1.0 | Quarterfinal | APOLLOSOYUZ | 15 | 2NT | ♣4 | = | +0 |
| -1.0 | Final | BRENO | 26 | 3NT | ♥Q | +1 | +0 |
| -1.1 | Round of 16 | MAHAFFEY | 22 | 2♣ | ♣T | = | +0 |
| -1.3 | Round of 16 | MAHAFFEY | 11 | 3NT | ♦4 | = | +1 |
| -1.3 | Round of 16 | MAHAFFEY | 14 | 4♥ | ♦2 | +1 | -1 |
| -1.7 | Quarterfinal | APOLLOSOYUZ | 16 | 4♥ | ♣6 | = | +1 |
| -1.7 | Semifinal | ISRMANY | 24 | 3♣ | ♥A | -1 | -4 |
| -1.8 | Round of 16 | MAHAFFEY | 26 | 3♠ | ♥Q | -1 | -6 |
| -2.0 | Semifinal | ISRMANY | 13 | 5♦ | ♥J | -2 | -2 |
| -2.5 | Round of 16 | MAHAFFEY | 24 | 3NT | ♥9 | -1 | -10 |
| -2.7 | Semifinal | ISRMANY | 19 | 3NT | ♠T | -1 | -5 |
| -3.0 | Semifinal | ISRMANY | 3 | 3♣ | ♠9 | -1 | -5 |
| -3.1 | Round of 16 | MAHAFFEY | 3 | 4♠ | ♥K | -2 | +1 |
| -3.3 | Quarterfinal | APOLLOSOYUZ | 23 | 2NT | ♥3 | +1 | +0 |
| -3.7 | Final | BRENO | 18 | 4♥ | ♣2 | = | -11 |
| -4.1 | Round of 16 | MAHAFFEY | 27 | 2NT | ♣6 | +1 | -6 |
| -4.3 | Semifinal | ISRMANY | 15 | 2♥ | ♦Q | -2 | -3 |
| -4.9 | Quarterfinal | APOLLOSOYUZ | 26 | 4♥ | ♠A | = | -3 |
| -5.3 | Round of 16 | MAHAFFEY | 1 | 4♥ | ♦A | = | +0 |
| -5.7 | Semifinal | ISRMANY | 2 | 4♠x | ♣8 | -3 | -9 |
| -5.9 | Round of 16 | MAHAFFEY | 23 | 3NT | ♣5 | -2 | -13 |
| -6.3 | Round of 16 | MAHAFFEY | 16 | 3NT | ♣J | = | +11 |
| -6.6 | Round of 16 | MAHAFFEY | 15 | 6♠ | ♣A | = | +0 |
| -6.7 | Round of 16 | MAHAFFEY | 7 | 3NT | ♥6 | = | -10 |
| -6.7 | Semifinal | ISRMANY | 5 | 4♣x | ♦5 | -2 | -10 |
| -7.0 | Semifinal | ISRMANY | 12 | 5♠ | ♥8 | = | -8 |
| -8.9 | Round of 16 | MAHAFFEY | 20 | 4♠x | ♣10 | -3 | -5 |
| -9.0 | Quarterfinal | APOLLOSOYUZ | 27 | 4♥ | ♥3 | = | -1 |