KOWALSKI Apolinary · POLAND SENIORS
vs par split: bidding -0.21 · play +0.40
Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted +0.09/bd
Card play — on target: opening leads 61.5% · declarer play 100.0% · defence 90.0%
Bidding activity — not a pass: 44.0% (51/116)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 0.0% (3) | 80.0% (10) |
| Declarer play | 100.0% (4) | 100.0% (7) |
| Defence | 75.0% (4) | 93.8% (16) |
Opening leads by suit led: ♠ 50.0% (2) · ♥ 50.0% (4) · ♦ 50.0% (2) · ♣ 80.0% (5)
vs par by strain: NT +0.00 (11) · a suit +0.26 (31)
vs par by level: part-score -1.18 (17) · game +0.62 (24) · slam +13.00 (1)
By role: declaring -0.34/bd (-2.18 vs par · 22) · defending +0.35/bd (+2.80 vs par · 20)
By vulnerability: vulnerable -0.29/bd (-0.43 vs par · 21) · not vulnerable +0.27/bd (+0.81 vs par · 21)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 9 | P.Tuszynski | M.Felmy – A.Wildavsky | Closed | 14 | -4.7 | -0.34 | +1.21 |
| Round 10 | P.Tuszynski | H.Grosvenor – G.Kozakos | Closed | 14 | +0.9 | +0.06 | -1.14 |
| Round 12 | P.Tuszynski | B.Drijver – S.Brink | Open | 14 | +3.2 | +0.23 | +0.50 |
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 |
|---|---|---|---|---|---|---|---|
| +7.5 | Round 10 | BORDER GAVASKAR | 23 | 6♦ | ♠8 | -1 | +13 |
| +7.0 | Round 12 | ZIMMERMANN | 28 | 3♦ | ♣K | = | +12 |
| +4.7 | Round 12 | ZIMMERMANN | 22 | 5♠x | ♥K | -1 | +7 |
| +4.2 | Round 12 | ZIMMERMANN | 21 | 3NTx | ♦9 | -1 | +7 |
| +3.3 | Round 12 | ZIMMERMANN | 27 | 4♠x | ♥A | -2 | -4 |
| +2.9 | Round 10 | BORDER GAVASKAR | 25 | 4♠ | ♣K | -1 | +5 |
| +2.8 | Round 10 | BORDER GAVASKAR | 24 | 4♠ | ♥9 | -2 | +5 |
| +2.6 | Round 9 | REASON | 4 | 3NT | ♠K | +1 | +0 |
| +2.4 | Round 9 | REASON | 11 | 3NT | ♠4 | -1 | +10 |
| +2.1 | Round 10 | BORDER GAVASKAR | 21 | 3♣ | ♥K | = | +0 |
| +1.7 | Round 9 | REASON | 5 | 2♦ | ♦6 | +2 | +10 |
| +0.9 | Round 9 | REASON | 9 | 4♥ | ♣K | +2 | +11 |
| +0.9 | Round 10 | BORDER GAVASKAR | 27 | 3NT | ♣3 | +1 | +0 |
| +0.8 | Round 9 | REASON | 3 | 1NT | ♠K | +1 | +1 |
| +0.8 | Round 9 | REASON | 6 | 3♣ | ♠3 | = | +0 |
| +0.8 | Round 10 | BORDER GAVASKAR | 18 | 5♥ | ♠6 | -1 | -6 |
| +0.7 | Round 12 | ZIMMERMANN | 23 | 3NT | ♥4 | +1 | -1 |
| +0.6 | Round 9 | REASON | 2 | 2♠ | ♠9 | +3 | -6 |
| +0.5 | Round 12 | ZIMMERMANN | 25 | 2♦ | ♣J | +1 | +1 |
| +0.2 | Round 9 | REASON | 14 | 4♥ | ♣A | = | -1 |
| -0.0 | Round 12 | ZIMMERMANN | 18 | 4♠x | ♥T | -1 | +0 |
| -0.5 | Round 9 | REASON | 8 | 4♠ | ♣Q | +2 | +8 |
| -0.5 | Round 10 | BORDER GAVASKAR | 17 | 1NT | ♠2 | = | -1 |
| -0.5 | Round 12 | ZIMMERMANN | 24 | 4♠x | ♥K | -1 | +0 |
| -0.6 | Round 9 | REASON | 12 | 4♥ | ♣A | +1 | +0 |
| -0.8 | Round 10 | BORDER GAVASKAR | 20 | 3♣ | ♦3 | +2 | -10 |
| -1.2 | Round 12 | ZIMMERMANN | 19 | 4♠ | ♦8 | +1 | +0 |
| -1.3 | Round 10 | BORDER GAVASKAR | 19 | 5♦x | ♠A | -1 | -7 |
| -1.6 | Round 10 | BORDER GAVASKAR | 26 | 4♠ | ♣6 | = | +0 |
| -1.6 | Round 10 | BORDER GAVASKAR | 28 | 3NT | ♥6 | +3 | -3 |
| -1.7 | Round 9 | REASON | 13 | 1NT | ♣8 | +1 | -1 |
| -1.7 | Round 12 | ZIMMERMANN | 16 | 2♥ | ♥9 | +2 | +1 |
| -1.8 | Round 10 | BORDER GAVASKAR | 16 | 1NT | ♥Q | -1 | -5 |
| -1.9 | Round 12 | ZIMMERMANN | 17 | 4♥ | ♣J | -1 | -4 |
| -2.1 | Round 9 | REASON | 7 | 2♠ | ♣6 | +1 | -10 |
| -2.6 | Round 12 | ZIMMERMANN | 26 | 2♥ | ♠A | +1 | +0 |
| -3.0 | Round 9 | REASON | 10 | 5♣ | ♠2 | = | +0 |
| -3.7 | Round 12 | ZIMMERMANN | 15 | 4♣ | ♠T | -1 | -5 |
| -4.2 | Round 10 | BORDER GAVASKAR | 22 | 4♠ | ♥A | = | -7 |
| -4.3 | Round 10 | BORDER GAVASKAR | 15 | 3♠ | ♦2 | = | +0 |
| -5.6 | Round 12 | ZIMMERMANN | 20 | 2NTx | ♥T | -1 | -7 |
| -6.8 | Round 9 | REASON | 1 | 5♥x | ♠K | -2 | -5 |