VOZABAL David · CZECH REPUBLIC
84rank
+44.5Butler · 150 bds
+0.30per board
±4.4swing
+0.35vs par /bd · #95/311
+0.39adjusted /bd
by round
vs par split: bidding +0.30 · play +0.05
Strength of schedule: opponents averaged +0.10/bd (a tough draw) → opponent-adjusted +0.39/bd
Card play — on target: opening leads 76.3% #204 of 310 · declarer play 82.1% #59 of 311 · defence 87.7% #154 of 311
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 62.5% (16) | 86.4% (22) |
| Declarer play | 83.3% (18) | 81.0% (21) |
| Defence | 86.2% (29) | 88.6% (44) |
Opening leads by suit led: ♠ 58.3% (12) · ♥ 85.7% (7) · ♦ 66.7% (6) · ♣ 92.3% (13)
vs par by strain: NT +1.14 (57) · a suit -0.13 (93)
vs par by level: part-score -1.04 (45) · game +0.67 (93) · slam +3.17 (12)
By role: declaring +1.11/bd (-1.23 vs par · 77) · defending -0.56/bd (+2.03 vs par · 73)
By vulnerability: vulnerable +0.30/bd (+0.28 vs par · 75) · not vulnerable +0.29/bd (+0.43 vs par · 75)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | J.Slemr | D.De Falco – P.Cayne | Open | 10 | +25.2 | +2.52 | +2.00 |
| Round 2 | J.Slemr | C.Bortoletti – G.Genova | Open | 10 | +17.1 | +1.71 | +2.30 |
| Round 3 | J.Slemr | J.Stefanov – R.Gunev | Open | 10 | -4.7 | -0.47 | -0.40 |
| Round 4 | J.Slemr | G.Matushko – M.Krasnosselski | Open | 10 | -5.5 | -0.55 | +2.60 |
| Round 5 | J.Slemr | W.Olanski – V.Vainikonis | Open | 10 | +18.4 | +1.84 | +1.20 |
| Round 6 | J.Slemr | M.Stegaroiu – M.Ionita | Open | 10 | -5.1 | -0.51 | -1.40 |
| Round 7 | J.Slemr | A.Hydes – P.Crouch | Open | 10 | -1.6 | -0.16 | +0.00 |
| Round 8 | J.Slemr | N.Schilhart – N.Buchlev | Open | 10 | -13.9 | -1.39 | -1.90 |
| Round 9 | J.Slemr | A.Gromov – A.Gulevich | Open | 10 | -5.0 | -0.50 | +1.20 |
| Round 10 | J.Slemr | M.Schollaardt – M.Groenenboom | Open | 10 | +8.2 | +0.82 | +0.40 |
| Round 11 | J.Slemr | J.Gawecki – S.Pajak | Open | 10 | -0.5 | -0.05 | -2.60 |
| Round 12 | J.Slemr | P.Sridharan – S.Srinivasan | Open | 10 | -0.1 | -0.01 | +1.20 |
| Round 13 | J.Slemr | A.Hiemstra – Y.Smit | Open | 10 | +14.6 | +1.46 | -0.50 |
| Round 14 | J.Slemr | W.Gawel – R.Jagniewski | Open | 10 | -3.3 | -0.33 | -0.50 |
| Round 15 | J.Slemr | J.Pszczola – M.Kwiecien | Open | 10 | +0.7 | +0.07 | +1.70 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Round 13 | AGRIPORT | 10 | 6NT | ♠8 | -1 | +17 |
| +11.7 | Round 13 | AGRIPORT | 7 | 6♥ | ♦3 | = | +0 |
| +9.8 | Round 2 | BORTOLETTI | 19 | 5♥ | ♦A | = | +14 |
| +9.4 | Round 2 | BORTOLETTI | 18 | 3NT | ♥3 | = | +11 |
| +9.4 | Round 14 | MISE EN PLACE | 19 | 4♠x | ♣6 | = | +9 |
| +9.2 | Round 5 | BRIDGESCANNER | 12 | 4♥ | ♦6 | = | +0 |
| +8.6 | Round 13 | AGRIPORT | 8 | 6♣ | ♦K | -1 | +11 |
| +7.6 | Round 1 | PDC | 5 | 4♥ | ♦A | = | +7 |
| +7.6 | Round 6 | COLDEA | 27 | 6♦ | ♣10 | = | -2 |
| +7.3 | Round 7 | GILLIS | 5 | 5♠ | ♦A | = | +8 |
| +7.3 | Round 15 | PEPSI | 23 | 3NT | ♣5 | -2 | +7 |
| +7.2 | Round 9 | RUSSIA | 27 | 4♠x | ♥3 | = | +7 |
| +6.8 | Round 1 | PDC | 10 | 3NT | ♠2 | +2 | +0 |
| +6.7 | Round 8 | GERMAN SENIORS | 20 | 2♠ | ♥A | -2 | +3 |
| +6.2 | Round 1 | PDC | 7 | 3NT | ♥7 | = | +0 |
| +6.2 | Round 9 | RUSSIA | 23 | 3NT | ♠6 | -2 | +13 |
| +6.1 | Round 4 | ORZEL | 1 | 4♠ | ♣9 | -1 | +5 |
| +5.9 | Round 7 | GILLIS | 3 | 3NT | ♠J | +2 | +0 |
| +5.5 | Round 3 | K ONE | 23 | 4♥ | ♣K | -3 | +5 |
| +5.3 | Round 5 | BRIDGESCANNER | 14 | 4♠x | ♥A | = | +4 |
| +5.2 | Round 2 | BORTOLETTI | 13 | 3♠ | ♥J | -1 | +11 |
| +5.1 | Round 12 | TEXAN ACES | 23 | 3♠ | ♥2 | +1 | +10 |
| +4.8 | Round 6 | COLDEA | 26 | 4♥ | ♦2 | -2 | +3 |
| +4.8 | Round 10 | NETHERLANDS | 7 | 4♥ | ♦Q | -2 | +7 |
| +4.7 | Round 2 | BORTOLETTI | 14 | 6♣ | ♥6 | = | +0 |
| +4.7 | Round 3 | K ONE | 28 | 6♥ | ♦K | = | +0 |
| +4.3 | Round 3 | K ONE | 27 | 3NT | ♥K | -1 | +10 |
| +4.2 | Round 4 | ORZEL | 4 | 3NT | ♦2 | +2 | +0 |
| +4.0 | Round 6 | COLDEA | 22 | 4♥ | ♦2 | = | +0 |
| +3.8 | Round 1 | PDC | 4 | 3♣ | ♠A | = | +0 |
| +3.8 | Round 10 | NETHERLANDS | 9 | 2♣ | ♠K | = | +5 |
| +3.8 | Round 11 | SPIDER TEAM | 20 | 1NT | ♦3 | +1 | +0 |
| +3.7 | Round 1 | PDC | 8 | 3♦ | ♠7 | -1 | +10 |
| +3.7 | Round 14 | MISE EN PLACE | 18 | 4♥ | ♠A | -1 | +5 |
| +3.4 | Round 1 | PDC | 1 | 2♠ | ♥A | +1 | +7 |
| +3.1 | Round 13 | AGRIPORT | 3 | 7♦ | ♦4 | = | +0 |
| +3.0 | Round 5 | BRIDGESCANNER | 16 | 4♠x | ♠3 | -2 | +13 |
| +2.8 | Round 12 | TEXAN ACES | 27 | 3NT | ♦2 | +1 | -1 |
| +2.7 | Round 1 | PDC | 2 | 3NT | ♠7 | +1 | +7 |
| +2.6 | Round 5 | BRIDGESCANNER | 19 | 3NT | ♠6 | = | -1 |
| +2.4 | Round 9 | RUSSIA | 21 | 3NT | ♣A | -1 | +5 |
| +2.1 | Round 5 | BRIDGESCANNER | 11 | 3NT | ♥2 | = | +0 |
| +2.0 | Round 10 | NETHERLANDS | 8 | 1NT | ♣Q | = | +0 |
| +1.8 | Round 2 | BORTOLETTI | 17 | 4♥ | ♠2 | +1 | +0 |
| +1.8 | Round 10 | NETHERLANDS | 10 | 4♣ | ♠K | -2 | -9 |
| +1.7 | Round 12 | TEXAN ACES | 29 | 3NT | ♦Q | = | -1 |
| +1.7 | Round 14 | MISE EN PLACE | 17 | 4♠ | ♦8 | = | +0 |
| +1.5 | Round 9 | RUSSIA | 29 | 3NT | ♥4 | = | +0 |
| +1.4 | Round 3 | K ONE | 26 | 3NT | ♣7 | -1 | -6 |
| +1.4 | Round 6 | COLDEA | 23 | 1NT | ♦6 | = | +5 |
| +1.4 | Round 8 | GERMAN SENIORS | 19 | 1NT | ♥4 | +1 | -7 |
| +1.4 | Round 11 | SPIDER TEAM | 16 | 4♠ | ♣A | -1 | +5 |
| +1.4 | Round 11 | SPIDER TEAM | 17 | 1NT | ♠Q | -1 | -2 |
| +1.4 | Round 11 | SPIDER TEAM | 19 | 4♥x | ♥A | -2 | +4 |
| +1.1 | Round 9 | RUSSIA | 26 | 4♥ | ♠K | +1 | +0 |
| +1.0 | Round 10 | NETHERLANDS | 5 | 3♠ | ♦2 | = | +0 |
| +1.0 | Round 11 | SPIDER TEAM | 18 | 1NT | ♦10 | = | -2 |
| +0.8 | Round 4 | ORZEL | 6 | 3♦ | ♥Q | -2 | +0 |
| +0.8 | Round 12 | TEXAN ACES | 22 | 3NT | ♣8 | -1 | +12 |
| +0.8 | Round 15 | PEPSI | 22 | 4♥ | ♦A | = | +0 |
| +0.7 | Round 4 | ORZEL | 2 | 3NT | ♦3 | -2 | +5 |
| +0.7 | Round 11 | SPIDER TEAM | 14 | 4♦ | ♠A | = | +1 |
| +0.6 | Round 9 | RUSSIA | 25 | 4♥ | ♦7 | +1 | +0 |
| +0.6 | Round 15 | PEPSI | 21 | 3NT | ♦9 | +2 | +0 |
| +0.6 | Round 15 | PEPSI | 29 | 4♥ | ♠A | = | +1 |
| +0.5 | Round 2 | BORTOLETTI | 11 | 1NT | ♣A | -2 | +1 |
| +0.5 | Round 8 | GERMAN SENIORS | 16 | 4♥ | ♣10 | = | -1 |
| +0.5 | Round 10 | NETHERLANDS | 1 | 3NT | ♦3 | +1 | +1 |
| +0.4 | Round 2 | BORTOLETTI | 15 | 1NT | ♥2 | +1 | +0 |
| +0.4 | Round 15 | PEPSI | 26 | 3♦ | ♥8 | = | +0 |
| +0.3 | Round 7 | GILLIS | 4 | 1NT | ♥5 | = | +1 |
| +0.3 | Round 10 | NETHERLANDS | 3 | 3NT | ♦A | +3 | +10 |
| +0.3 | Round 11 | SPIDER TEAM | 15 | 4♠ | ♥J | +1 | +0 |
| +0.2 | Round 14 | MISE EN PLACE | 16 | 1NT | ♣3 | +1 | +0 |
| +0.1 | Round 5 | BRIDGESCANNER | 15 | 3NT | ♣4 | +2 | +11 |
| +0.1 | Round 5 | BRIDGESCANNER | 18 | 5♣ | ♦4 | +2 | -13 |
| -0.0 | Round 3 | K ONE | 24 | 2♠ | ♠7 | = | +0 |
| -0.0 | Round 15 | PEPSI | 25 | 4♠ | ♣6 | = | +0 |
| -0.1 | Round 4 | ORZEL | 7 | 4♠ | ♣K | +1 | +0 |
| -0.1 | Round 8 | GERMAN SENIORS | 12 | 4♦ | ♣K | +2 | -10 |
| -0.2 | Round 3 | K ONE | 21 | 3NT | ♠J | +2 | -1 |
| -0.2 | Round 4 | ORZEL | 5 | 3NT | ♠6 | +3 | +11 |
| -0.2 | Round 13 | AGRIPORT | 9 | 4♥ | ♥K | = | -3 |
| -0.2 | Round 14 | MISE EN PLACE | 13 | 1NT | ♠7 | -2 | -3 |
| -0.3 | Round 8 | GERMAN SENIORS | 11 | 4♠ | ♦Q | = | +0 |
| -0.3 | Round 12 | TEXAN ACES | 28 | 3NT | ♥6 | +1 | +10 |
| -0.4 | Round 1 | PDC | 9 | 3NT | ♥2 | +2 | -1 |
| -0.4 | Round 12 | TEXAN ACES | 24 | 4♠ | ♥A | +1 | -1 |
| -0.5 | Round 1 | PDC | 3 | 4♠ | ♥Q | +1 | +0 |
| -0.5 | Round 7 | GILLIS | 2 | 5♣x | ♣4 | -3 | +0 |
| -0.5 | Round 13 | AGRIPORT | 4 | 4♥ | ♠9 | +1 | -13 |
| -0.5 | Round 14 | MISE EN PLACE | 14 | 5♦ | ♥Q | -1 | -5 |
| -0.6 | Round 6 | COLDEA | 24 | 3NT | ♠6 | = | -1 |
| -0.6 | Round 10 | NETHERLANDS | 4 | 3NT | ♠2 | +1 | +0 |
| -0.6 | Round 12 | TEXAN ACES | 21 | 3NT | ♥6 | = | +0 |
| -0.7 | Round 7 | GILLIS | 9 | 2♥ | ♦Q | +3 | -6 |
| -0.9 | Round 8 | GERMAN SENIORS | 17 | 3NT | ♥4 | +2 | +0 |
| -0.9 | Round 15 | PEPSI | 27 | 4♠ | ♥J | +1 | +0 |
| -1.0 | Round 5 | BRIDGESCANNER | 13 | 1NT | ♥9 | = | -2 |
| -1.0 | Round 7 | GILLIS | 8 | 3♥ | ♣A | -2 | -5 |
| -1.1 | Round 7 | GILLIS | 1 | 4♠ | ♥A | = | +0 |
| -1.1 | Round 10 | NETHERLANDS | 6 | 4♥ | ♦3 | +1 | +0 |
| -1.2 | Round 7 | GILLIS | 6 | 4♠ | ♥4 | = | +0 |
| -1.3 | Round 5 | BRIDGESCANNER | 17 | 3NT | ♥K | -2 | +0 |
| -1.3 | Round 11 | SPIDER TEAM | 12 | 3NT | ♠Q | +3 | -11 |
| -1.4 | Round 9 | RUSSIA | 30 | 5♣x | ♦3 | -2 | +0 |
| -1.4 | Round 12 | TEXAN ACES | 30 | 3♠ | ♣9 | +1 | +1 |
| -1.5 | Round 4 | ORZEL | 9 | 3♥ | ♦K | +1 | +1 |
| -1.5 | Round 14 | MISE EN PLACE | 15 | 2NT | ♠Q | = | +0 |
| -1.6 | Round 15 | PEPSI | 30 | 4♥ | ♥3 | +1 | +0 |
| -1.7 | Round 5 | BRIDGESCANNER | 20 | 3♠ | ♥5 | = | +0 |
| -1.8 | Round 11 | SPIDER TEAM | 11 | 4♠ | ♦3 | +2 | -11 |
| -1.8 | Round 14 | MISE EN PLACE | 12 | 2♥ | ♥10 | +1 | -10 |
| -2.1 | Round 8 | GERMAN SENIORS | 18 | 3♥ | ♠3 | = | +0 |
| -2.1 | Round 15 | PEPSI | 28 | 6♦ | ♣8 | +1 | +13 |
| -2.4 | Round 2 | BORTOLETTI | 20 | 4♥ | ♣J | = | +1 |
| -2.4 | Round 6 | COLDEA | 30 | 2♥x | ♣2 | -3 | -2 |
| -2.4 | Round 12 | TEXAN ACES | 25 | 2NT | ♠Q | -2 | -5 |
| -2.6 | Round 3 | K ONE | 25 | 1NT | ♠5 | +1 | +1 |
| -2.7 | Round 13 | AGRIPORT | 2 | 3♦ | ♠Q | +1 | -1 |
| -2.7 | Round 13 | AGRIPORT | 6 | 3♦ | ♠A | = | +0 |
| -3.1 | Round 2 | BORTOLETTI | 16 | 3♣ | ♦Q | -5 | -9 |
| -3.1 | Round 9 | RUSSIA | 22 | 6♠ | ♣4 | = | +0 |
| -3.4 | Round 3 | K ONE | 29 | 4♠ | ♥Q | -2 | -2 |
| -3.4 | Round 4 | ORZEL | 8 | 1NT | ♦3 | +1 | +0 |
| -3.9 | Round 6 | COLDEA | 21 | 2♠ | ♦8 | -1 | -5 |
| -3.9 | Round 6 | COLDEA | 29 | 3♠ | ♦10 | -1 | -5 |
| -4.3 | Round 10 | NETHERLANDS | 2 | 3NT | ♠6 | -1 | -10 |
| -4.4 | Round 15 | PEPSI | 24 | 4♠ | ♥J | -1 | -4 |
| -4.9 | Round 4 | ORZEL | 3 | 5♦ | ♣6 | = | +13 |
| -5.2 | Round 3 | K ONE | 30 | 2♠ | ♥3 | -2 | -11 |
| -5.2 | Round 7 | GILLIS | 10 | 3NT | ♠K | +1 | +1 |
| -5.3 | Round 8 | GERMAN SENIORS | 13 | 4♥ | ♣2 | = | +0 |
| -5.4 | Round 6 | COLDEA | 28 | 3NT | ♠J | +1 | -7 |
| -5.4 | Round 7 | GILLIS | 7 | 5♦ | ♣6 | = | +1 |
| -5.4 | Round 12 | TEXAN ACES | 26 | 4♠ | ♦4 | -1 | -13 |
| -6.1 | Round 8 | GERMAN SENIORS | 15 | 4♠ | ♣K | +3 | -3 |
| -6.5 | Round 14 | MISE EN PLACE | 11 | 3NT | ♣4 | +2 | -1 |
| -6.7 | Round 6 | COLDEA | 25 | 7NT | ♠3 | = | +0 |
| -7.2 | Round 4 | ORZEL | 10 | 4♠ | ♣4 | -3 | -9 |
| -7.4 | Round 11 | SPIDER TEAM | 13 | 4♥ | ♠Q | = | -10 |
| -7.7 | Round 8 | GERMAN SENIORS | 14 | 3NT | ♥8 | +2 | -1 |
| -7.8 | Round 13 | AGRIPORT | 5 | 5♥x | ♦K | -2 | -5 |
| -7.8 | Round 14 | MISE EN PLACE | 20 | 4♠ | ♦J | = | +0 |
| -7.9 | Round 13 | AGRIPORT | 1 | 3NT | ♣3 | -2 | -11 |
| -8.1 | Round 1 | PDC | 6 | 2♠ | ♥7 | +3 | -10 |
| -8.1 | Round 9 | RUSSIA | 28 | 4♥ | ♣Q | -1 | -12 |
| -9.2 | Round 2 | BORTOLETTI | 12 | 5♣x | ♠6 | = | -6 |
| -9.2 | Round 3 | K ONE | 22 | 6NT | ♦J | = | +0 |
| -11.4 | Round 9 | RUSSIA | 24 | 6♠ | ♥3 | +1 | -1 |