OZBEY Tayfun · ARMA
182rank
+9.6Butler · 100 bds
+0.10per board
±4.5swing
-0.62vs par /bd · #334/428
+0.21adjusted /bd
by round
vs par split: bidding -0.62 · play +0.00
Strength of schedule: opponents averaged +0.11/bd (a tough draw) → opponent-adjusted +0.21/bd
Card play — on target: opening leads 83.3% #182 of 428 · declarer play 83.3% #105 of 428 · defence 81.8% #244 of 428
Bidding activity — not a pass: 47.5% #101 of 428 (132/278)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 75.0% (4) | 85.0% (20) |
| Declarer play | 100.0% (6) | 77.8% (18) |
| Defence | 91.7% (12) | 78.1% (32) |
Opening leads by suit led: ♠ 75.0% (8) · ♥ 100.0% (4) · ♦ 100.0% (7) · ♣ 60.0% (5)
vs par by strain: NT +2.10 (21) · a suit -1.34 (79)
vs par by level: part-score +0.12 (40) · game -0.83 (53) · slam -3.29 (7)
By role: declaring -0.02/bd (-2.70 vs par · 56) · defending +0.24/bd (+2.02 vs par · 44)
By vulnerability: vulnerable -0.06/bd (-0.65 vs par · 51) · not vulnerable +0.26/bd (-0.59 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | E.Kaya | C.Bortoletti – A.Kowalski | Closed | 10 | +8.5 | +0.85 | -2.40 |
| Round 2 | E.Kaya | K.Swiatkowski – E.Konstacka | Open | 10 | -0.0 | -0.00 | -1.70 |
| Round 3 | E.Kaya | P.Cullin – M.Michielsen | Open | 10 | -12.9 | -1.29 | -0.50 |
| Round 4 | E.Kaya | O.Toledano – A.Zamir | Open | 10 | +4.0 | +0.40 | +0.10 |
| Round 5 | E.Kaya | E.Kaya – A.Gobekli | Open | 10 | +3.9 | +0.39 | +0.40 |
| Round 6 | E.Kaya | S.Punch – S.Peterkin | Open | 10 | +9.2 | +0.92 | +0.00 |
| Round 7 | E.Kaya | T.Tarhan – B.Baskan | Open | 10 | +17.3 | +1.73 | -1.30 |
| Round 8 | E.Kaya | J.Cieslak – J.Olczyk | Closed | 10 | -14.2 | -1.42 | +0.60 |
| Round 9 | E.Kaya | M.Larsen – D.Brandgaard | Open | 10 | -1.7 | -0.17 | +1.00 |
| Round 10 | E.Kaya | M.Sainz De Vicuna – L.Lantaron | Open | 10 | -4.5 | -0.45 | -2.40 |
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 | Round 4 | BIANCHI | 9 | 6♣x | ♥J | -1 | +11 |
| +10.9 | Round 7 | ANDROMEDA | 7 | 4♣x | ♠Q | -4 | +14 |
| +10.4 | Round 9 | DEAD BIRDS CLUB | 27 | 5♦x | ♣T | = | +10 |
| +8.4 | Round 2 | ALMOST CZECHIA U21 | 20 | 3NT | ♠A | -3 | +10 |
| +7.4 | Round 1 | BORTOLETTI | 10 | 3NT | ♦7 | -3 | +9 |
| +7.0 | Round 6 | BAMSA | 25 | 1NT | ♥3 | +1 | +11 |
| +6.8 | Round 1 | BORTOLETTI | 2 | 4♥ | ♣J | = | +3 |
| +6.6 | Round 7 | ANDROMEDA | 2 | 6♠ | ♦3 | = | -13 |
| +5.9 | Round 6 | BAMSA | 27 | 3NT | ♣8 | = | +0 |
| +5.5 | Round 7 | ANDROMEDA | 8 | 6♠ | ♦7 | +1 | -11 |
| +5.1 | Round 3 | VENTIN | 23 | 3NT | ♣Q | -1 | +6 |
| +4.9 | Round 4 | BIANCHI | 2 | 4♠x | ♥5 | -1 | -5 |
| +4.9 | Round 5 | JEO HIDRO | 20 | 2♠x | ♣A | -1 | +15 |
| +4.4 | Round 9 | DEAD BIRDS CLUB | 29 | 2♠ | ♥8 | = | +6 |
| +4.2 | Round 10 | MSV | 9 | 3NT | ♦7 | = | +0 |
| +4.0 | Round 2 | ALMOST CZECHIA U21 | 17 | 2♥ | ♠3 | = | +0 |
| +3.9 | Round 1 | BORTOLETTI | 4 | 4♥ | ♠4 | = | +0 |
| +3.9 | Round 8 | BAOLZU | 15 | 3NT | ♣J | +2 | +11 |
| +3.4 | Round 4 | BIANCHI | 4 | 6♥ | ♣J | +1 | +1 |
| +3.4 | Round 5 | JEO HIDRO | 14 | 3♠ | ♦Q | = | +6 |
| +3.3 | Round 4 | BIANCHI | 10 | 4♠ | ♥Q | -1 | +6 |
| +3.3 | Round 5 | JEO HIDRO | 12 | 4♠ | ♣8 | +2 | +1 |
| +3.1 | Round 1 | BORTOLETTI | 1 | 3NT | ♥3 | = | -11 |
| +3.1 | Round 6 | BAMSA | 29 | 3♦ | ♠7 | +1 | +0 |
| +3.1 | Round 7 | ANDROMEDA | 4 | 2♥ | ♥4 | -3 | +5 |
| +2.7 | Round 3 | VENTIN | 28 | 4♠ | ♣7 | = | +3 |
| +2.7 | Round 8 | BAOLZU | 14 | 2NT | ♦T | = | +1 |
| +2.6 | Round 9 | DEAD BIRDS CLUB | 25 | 3NT | ♦4 | +1 | +0 |
| +2.1 | Round 1 | BORTOLETTI | 3 | 4♥ | ♠Q | = | -1 |
| +1.8 | Round 3 | VENTIN | 30 | 4♠ | ♠2 | = | +0 |
| +1.8 | Round 4 | BIANCHI | 1 | 4♥x | ♦5 | -1 | +0 |
| +1.8 | Round 7 | ANDROMEDA | 5 | 2♠ | ♦2 | +1 | +1 |
| +1.7 | Round 4 | BIANCHI | 7 | 3♥ | ♠T | = | +0 |
| +1.6 | Round 9 | DEAD BIRDS CLUB | 24 | 2♠ | ♥9 | +2 | +4 |
| +1.6 | Round 10 | MSV | 3 | 4NT | ♦T | +2 | +1 |
| +1.5 | Round 10 | MSV | 5 | 4♠ | ♥2 | +3 | -5 |
| +1.3 | Round 2 | ALMOST CZECHIA U21 | 18 | 2♥ | ♦2 | +2 | +6 |
| +1.3 | Round 4 | BIANCHI | 3 | 3NT | ♥5 | -1 | +6 |
| +1.3 | Round 10 | MSV | 4 | 4♠ | ♣3 | +1 | +0 |
| +1.2 | Round 1 | BORTOLETTI | 7 | 4♠ | ♦T | -1 | -6 |
| +1.2 | Round 7 | ANDROMEDA | 1 | 4♠ | ♦J | +1 | +1 |
| +0.8 | Round 5 | JEO HIDRO | 16 | 6♥ | ♦A | = | +0 |
| +0.7 | Round 6 | BAMSA | 22 | 2♥ | ♠A | +2 | -1 |
| +0.6 | Round 5 | JEO HIDRO | 13 | 4♠ | ♣J | +2 | -13 |
| +0.6 | Round 5 | JEO HIDRO | 17 | 3♦ | ♥K | -1 | +4 |
| +0.6 | Round 7 | ANDROMEDA | 9 | 4♥ | ♣6 | +1 | +0 |
| +0.6 | Round 10 | MSV | 1 | 3♣ | ♦8 | -1 | -2 |
| +0.5 | Round 3 | VENTIN | 27 | 2♠ | ♥3 | = | +5 |
| +0.4 | Round 6 | BAMSA | 30 | 4♥ | ♣2 | +1 | +0 |
| +0.2 | Round 2 | ALMOST CZECHIA U21 | 14 | 5♣ | ♦K | -1 | +4 |
| +0.2 | Round 10 | MSV | 8 | 5♣ | ♠2 | -1 | -5 |
| +0.1 | Round 8 | BAOLZU | 19 | 1NT | ♥4 | +1 | +0 |
| +0.1 | Round 10 | MSV | 6 | 3♠ | ♣3 | +1 | +6 |
| -0.0 | Round 9 | DEAD BIRDS CLUB | 26 | 3NT | ♥Q | +1 | +1 |
| -0.1 | Round 1 | BORTOLETTI | 8 | 2♠ | ♥5 | -1 | +1 |
| -0.1 | Round 2 | ALMOST CZECHIA U21 | 15 | 2♥ | ♦Q | +1 | -10 |
| -0.1 | Round 3 | VENTIN | 22 | 3NT | ♠4 | +1 | +0 |
| -0.3 | Round 8 | BAOLZU | 20 | 2♠ | ♠4 | = | +0 |
| -0.4 | Round 5 | JEO HIDRO | 19 | 3♥ | ♠3 | = | -1 |
| -0.4 | Round 6 | BAMSA | 23 | 3NT | ♠Q | +1 | +1 |
| -0.6 | Round 8 | BAOLZU | 16 | 4♥ | ♣T | = | -1 |
| -0.8 | Round 8 | BAOLZU | 11 | 2♥ | ♣4 | = | +0 |
| -1.0 | Round 7 | ANDROMEDA | 3 | 4♥ | ♠K | -1 | -5 |
| -1.0 | Round 8 | BAOLZU | 13 | 2♥ | ♠J | -1 | +0 |
| -1.3 | Round 2 | ALMOST CZECHIA U21 | 12 | 3♥ | ♠J | -1 | -6 |
| -1.3 | Round 6 | BAMSA | 21 | 4♥ | ♣T | -1 | -6 |
| -1.3 | Round 8 | BAOLZU | 12 | 3NT | ♥Q | = | +0 |
| -1.5 | Round 2 | ALMOST CZECHIA U21 | 19 | 4♠ | ♠T | +1 | +0 |
| -1.5 | Round 5 | JEO HIDRO | 18 | 3♥ | ♠6 | -1 | +1 |
| -1.6 | Round 9 | DEAD BIRDS CLUB | 22 | 4♠ | ♣Q | +2 | -1 |
| -1.7 | Round 3 | VENTIN | 24 | 2♥ | ♠A | -2 | +0 |
| -1.7 | Round 5 | JEO HIDRO | 11 | 1NT | ♠3 | +1 | -1 |
| -1.7 | Round 6 | BAMSA | 24 | 3♠ | ♠T | = | -1 |
| -1.9 | Round 6 | BAMSA | 26 | 3♦ | ♦4 | +1 | -1 |
| -2.2 | Round 2 | ALMOST CZECHIA U21 | 16 | 3♦ | ♣5 | -2 | -5 |
| -2.3 | Round 8 | BAOLZU | 17 | 4♥ | ♠A | +1 | +10 |
| -2.4 | Round 2 | ALMOST CZECHIA U21 | 11 | 4♠ | ♥4 | -1 | -10 |
| -2.6 | Round 6 | BAMSA | 28 | 2♠ | ♥2 | -2 | -3 |
| -3.7 | Round 7 | ANDROMEDA | 6 | 2♣ | ♥3 | = | -5 |
| -4.0 | Round 1 | BORTOLETTI | 5 | 4♠ | ♥7 | +2 | -2 |
| -4.3 | Round 9 | DEAD BIRDS CLUB | 23 | 3♦x | ♥A | -3 | -5 |
| -4.3 | Round 10 | MSV | 10 | 2NT | ♣A | -2 | -3 |
| -4.4 | Round 9 | DEAD BIRDS CLUB | 30 | 3NT | ♠Q | = | +1 |
| -4.6 | Round 10 | MSV | 7 | 4♠ | ♥A | -2 | -2 |
| -4.9 | Round 1 | BORTOLETTI | 6 | 2♥ | ♣4 | = | -6 |
| -4.9 | Round 4 | BIANCHI | 8 | 6♥ | ♠6 | = | +0 |
| -5.0 | Round 9 | DEAD BIRDS CLUB | 28 | 4♠ | ♦3 | = | +0 |
| -5.1 | Round 10 | MSV | 2 | 4♥ | ♣K | +3 | -14 |
| -5.2 | Round 3 | VENTIN | 21 | 3NT | ♣3 | = | +1 |
| -5.3 | Round 3 | VENTIN | 25 | 5♥ | ♠4 | = | -4 |
| -5.3 | Round 3 | VENTIN | 29 | 2♥ | ♥4 | -1 | -6 |
| -5.4 | Round 3 | VENTIN | 26 | 2♠ | ♥3 | +3 | -10 |
| -5.4 | Round 9 | DEAD BIRDS CLUB | 21 | 4♠ | ♥7 | -1 | -6 |
| -6.1 | Round 5 | JEO HIDRO | 15 | 4♠ | ♦A | -2 | -8 |
| -6.4 | Round 2 | ALMOST CZECHIA U21 | 13 | 5♣ | ♦6 | -1 | -6 |
| -7.0 | Round 1 | BORTOLETTI | 9 | 6♥ | ♣T | -2 | -11 |
| -7.3 | Round 4 | BIANCHI | 6 | 4♠ | ♦7 | = | -3 |
| -7.7 | Round 7 | ANDROMEDA | 10 | 4♥ | ♣K | +1 | +0 |
| -12.9 | Round 4 | BIANCHI | 5 | 5♥x | ♠Q | -3 | -15 |
| -14.6 | Round 8 | BAOLZU | 18 | 3♣x | ♥A | -6 | -15 |