KAYA Erdal · VISTA
431rank
-230.9Butler · 90 bds
-2.57per board
±4.7swing
-2.44vs par /bd · #423/428
-2.87adjusted /bd
by round
vs par split: bidding -0.94 · play -1.50
Strength of schedule: opponents averaged -0.30/bd (an easy draw) → opponent-adjusted -2.87/bd
Card play — on target: opening leads 71.4% #385 of 428 · declarer play 55.2% #410 of 428 · defence 74.4% #389 of 428
Bidding activity — not a pass: 39.6% #352 of 428 (93/235)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 75.0% (16) |
| Declarer play | 70.0% (10) | 47.4% (19) |
| Defence | 85.7% (7) | 72.2% (36) |
Opening leads by suit led: ♠ 50.0% (6) · ♥ 80.0% (5) · ♦ 66.7% (6) · ♣ 100.0% (4)
vs par by strain: NT -3.22 (23) · a suit -2.18 (67)
vs par by level: part-score -0.31 (39) · game -4.02 (49) · slam -5.50 (2)
By role: declaring -3.31/bd (-4.83 vs par · 47) · defending -1.75/bd (+0.16 vs par · 43)
By vulnerability: vulnerable -3.17/bd (-2.64 vs par · 47) · not vulnerable -1.90/bd (-2.23 vs par · 43)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | I.Ozkok Kocaman | P.Belcak – M.Henc | Closed | 10 | -4.6 | -0.46 | +2.40 |
| Round 3 | I.Ozkok Kocaman | D.Sarzynski – J.Kaczorowski | Closed | 10 | -10.6 | -1.06 | -1.40 |
| Round 4 | Y.Koroglu | M.Balodis – J.Ilzins | Closed | 10 | -24.7 | -2.47 | -4.00 |
| Round 5 | I.Ozkok Kocaman | V.Marini – P.Caffarena | Closed | 10 | -51.2 | -5.12 | -3.70 |
| Round 6 | Y.Koroglu | S.Jedrzejewski – S.Grabala | Open | 10 | -22.0 | -2.20 | -1.20 |
| Round 7 | I.Ozkok Kocaman | M.Krasa – C.Romanowski | Open | 10 | -30.7 | -3.07 | -4.30 |
| Round 8 | I.Mermer | K.Swiatkowski – E.Konstacka | Closed | 10 | -16.6 | -1.66 | +0.30 |
| Round 9 | Y.Koroglu | K.Turant – M.Adamczak | Open | 10 | -33.6 | -3.36 | -4.90 |
| Round 10 | I.Ozkok Kocaman | F.Coutinho – J.De Carvalho | Open | 10 | -36.9 | -3.69 | -5.20 |
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 |
|---|---|---|---|---|---|---|---|
| +10.7 | Round 6 | GDANSK | 24 | 3♠x | ♥A | +1 | +11 |
| +5.9 | Round 3 | DAJJ | 25 | 5♥ | ♠9 | +1 | +5 |
| +4.5 | Round 4 | LATVIA U31 | 8 | 4♥ | ♠7 | +2 | +11 |
| +4.0 | Round 6 | GDANSK | 27 | 3NT | ♠4 | -1 | +10 |
| +3.9 | Round 3 | DAJJ | 30 | 2♠ | ♣A | +3 | +6 |
| +3.4 | Round 1 | SLOVAKIA WHITE | 3 | 2♥ | ♠Q | +3 | +6 |
| +3.3 | Round 8 | ALMOST CZECHIA U21 | 11 | 3♥ | ♦A | -1 | +4 |
| +3.2 | Round 8 | ALMOST CZECHIA U21 | 12 | 3♠x | ♦A | -1 | +5 |
| +3.0 | Round 1 | SLOVAKIA WHITE | 1 | 3♥ | ♣5 | -3 | +13 |
| +3.0 | Round 10 | CARTAS E VINHO VERDE | 10 | 1NT | ♠7 | = | +5 |
| +2.9 | Round 9 | POLAND U21 | 29 | 2♠ | ♥8 | -2 | +2 |
| +2.2 | Round 5 | ITA WILD BOYS | 18 | 3♠ | ♥A | -1 | +5 |
| +2.2 | Round 10 | CARTAS E VINHO VERDE | 1 | 2♥ | ♦J | = | +0 |
| +2.0 | Round 1 | SLOVAKIA WHITE | 2 | 3♥ | ♣J | +1 | +8 |
| +1.8 | Round 7 | CZECHIA FANATIC | 5 | 2♠ | ♣A | +1 | +1 |
| +1.7 | Round 1 | SLOVAKIA WHITE | 10 | 1NT | ♠J | = | -1 |
| +1.7 | Round 4 | LATVIA U31 | 5 | 1NT | ♥9 | +1 | -5 |
| +1.5 | Round 10 | CARTAS E VINHO VERDE | 5 | 4♠ | ♥3 | +3 | -5 |
| +1.4 | Round 1 | SLOVAKIA WHITE | 7 | 4♠x | ♦2 | -1 | +8 |
| +1.4 | Round 3 | DAJJ | 24 | 1NT | ♣K | = | -1 |
| +1.4 | Round 8 | ALMOST CZECHIA U21 | 18 | 4♥ | ♠A | = | +0 |
| +1.3 | Round 6 | GDANSK | 21 | 4♥ | ♥T | -1 | +6 |
| +1.1 | Round 4 | LATVIA U31 | 9 | 5♣ | ♥J | = | -7 |
| +0.9 | Round 10 | CARTAS E VINHO VERDE | 7 | 2♣ | ♦5 | +1 | +6 |
| +0.6 | Round 5 | ITA WILD BOYS | 17 | 2♣ | ♦3 | -1 | +4 |
| +0.6 | Round 7 | CZECHIA FANATIC | 9 | 4♥ | ♠8 | +1 | +0 |
| +0.5 | Round 7 | CZECHIA FANATIC | 4 | 1♠ | ♠J | -2 | +2 |
| +0.2 | Round 3 | DAJJ | 29 | 2♥ | ♥3 | = | +1 |
| +0.2 | Round 7 | CZECHIA FANATIC | 1 | 4♠ | ♥K | = | +0 |
| +0.1 | Round 1 | SLOVAKIA WHITE | 8 | 2♠ | ♥8 | -1 | -1 |
| +0.1 | Round 3 | DAJJ | 22 | 3NT | ♠4 | +1 | +0 |
| +0.1 | Round 8 | ALMOST CZECHIA U21 | 19 | 2NT | ♠4 | = | +0 |
| -0.3 | Round 8 | ALMOST CZECHIA U21 | 20 | 2♦ | ♣A | +1 | +0 |
| -0.4 | Round 3 | DAJJ | 23 | 2♦ | ♥2 | +2 | +0 |
| -0.4 | Round 6 | GDANSK | 30 | 4♥ | ♦A | +1 | +0 |
| -0.5 | Round 9 | POLAND U21 | 22 | 4♥ | ♥4 | = | -1 |
| -1.0 | Round 1 | SLOVAKIA WHITE | 6 | 3♦ | ♥4 | = | +0 |
| -1.0 | Round 7 | CZECHIA FANATIC | 3 | 4♥ | ♠K | -1 | -5 |
| -1.0 | Round 8 | ALMOST CZECHIA U21 | 13 | 3NT | ♣A | -1 | +0 |
| -1.1 | Round 4 | LATVIA U31 | 2 | 5♣x | ♠A | -1 | -11 |
| -1.3 | Round 8 | ALMOST CZECHIA U21 | 17 | 3NT | ♠A | +1 | +10 |
| -1.4 | Round 5 | ITA WILD BOYS | 11 | 2♠ | ♣A | = | +0 |
| -1.5 | Round 6 | GDANSK | 22 | 2♦ | ♥8 | +2 | +0 |
| -1.6 | Round 9 | POLAND U21 | 24 | 3♠ | ♥K | +1 | -4 |
| -1.6 | Round 9 | POLAND U21 | 27 | 3♥ | ♣3 | -1 | +2 |
| -1.7 | Round 10 | CARTAS E VINHO VERDE | 8 | 3NT | ♠7 | -2 | -6 |
| -1.8 | Round 9 | POLAND U21 | 30 | 2♣ | ♠Q | +3 | -7 |
| -2.3 | Round 6 | GDANSK | 29 | 3♦ | ♣K | = | +1 |
| -2.4 | Round 4 | LATVIA U31 | 10 | 1♠ | ♥Q | +2 | +0 |
| -2.6 | Round 4 | LATVIA U31 | 1 | 4♠ | ♠4 | -2 | -5 |
| -2.6 | Round 5 | ITA WILD BOYS | 14 | 4♠x | ♦Q | -1 | +0 |
| -2.6 | Round 7 | CZECHIA FANATIC | 6 | 2NT | ♣4 | -1 | -4 |
| -2.6 | Round 9 | POLAND U21 | 25 | 3NT | ♦4 | +1 | +0 |
| -2.7 | Round 3 | DAJJ | 28 | 4♠ | ♠A | = | -3 |
| -3.3 | Round 3 | DAJJ | 26 | 4♥ | ♦Q | = | +1 |
| -3.8 | Round 5 | ITA WILD BOYS | 20 | 4NT | ♠K | = | +12 |
| -3.9 | Round 1 | SLOVAKIA WHITE | 4 | 4♥ | ♠2 | = | +0 |
| -4.1 | Round 1 | SLOVAKIA WHITE | 9 | 4♥ | ♠K | = | +1 |
| -4.1 | Round 4 | LATVIA U31 | 3 | 2NT | ♥4 | = | +0 |
| -5.1 | Round 7 | CZECHIA FANATIC | 8 | 4♠ | ♦2 | +3 | -14 |
| -5.3 | Round 4 | LATVIA U31 | 7 | 5♦x | ♦5 | -2 | -8 |
| -5.3 | Round 9 | POLAND U21 | 28 | 3NT | ♦7 | -1 | -10 |
| -5.5 | Round 8 | ALMOST CZECHIA U21 | 14 | 3NT | ♠T | -4 | -7 |
| -5.8 | Round 10 | CARTAS E VINHO VERDE | 6 | 4♠ | ♣6 | = | +0 |
| -5.9 | Round 10 | CARTAS E VINHO VERDE | 2 | 4♥ | ♥J | +2 | -14 |
| -6.1 | Round 5 | ITA WILD BOYS | 15 | 5NT | ♦J | -2 | -8 |
| -6.1 | Round 8 | ALMOST CZECHIA U21 | 15 | 6♦ | ♣7 | = | +2 |
| -6.3 | Round 6 | GDANSK | 26 | 3NT | ♦6 | -2 | -7 |
| -6.6 | Round 9 | POLAND U21 | 23 | 2♣ | ♦3 | -1 | -11 |
| -6.7 | Round 7 | CZECHIA FANATIC | 10 | 4♥ | ♣K | = | +1 |
| -6.7 | Round 9 | POLAND U21 | 21 | 4♠ | ♥5 | = | -10 |
| -7.0 | Round 6 | GDANSK | 25 | 1NT | ♥6 | +1 | -11 |
| -7.2 | Round 1 | SLOVAKIA WHITE | 5 | 4♥ | ♦A | -1 | -10 |
| -7.3 | Round 4 | LATVIA U31 | 6 | 4♠ | ♥2 | = | -3 |
| -7.4 | Round 3 | DAJJ | 21 | 3NT | ♠3 | -4 | -12 |
| -7.5 | Round 10 | CARTAS E VINHO VERDE | 9 | 5♣ | ♠7 | -1 | -12 |
| -8.1 | Round 7 | CZECHIA FANATIC | 2 | 3♥x | ♠A | -3 | -17 |
| -8.3 | Round 3 | DAJJ | 27 | 4♠ | ♠K | +1 | -11 |
| -8.5 | Round 6 | GDANSK | 28 | 4♥x | ♥J | -2 | -9 |
| -9.2 | Round 4 | LATVIA U31 | 4 | 4♥ | ♥4 | +3 | -12 |
| -9.6 | Round 5 | ITA WILD BOYS | 19 | 4♥ | ♥4 | = | -11 |
| -9.7 | Round 5 | ITA WILD BOYS | 16 | 4♥ | ♦Q | +2 | -11 |
| -9.8 | Round 5 | ITA WILD BOYS | 13 | 2♥x | ♣A | -1 | -15 |
| -9.8 | Round 9 | POLAND U21 | 26 | 1♠ | ♣9 | +3 | -10 |
| -10.3 | Round 7 | CZECHIA FANATIC | 7 | 3♠ | ♣8 | -2 | -7 |
| -10.4 | Round 8 | ALMOST CZECHIA U21 | 16 | 4♥ | ♦9 | -1 | -11 |
| -11.0 | Round 5 | ITA WILD BOYS | 12 | 3NT | ♥T | -1 | -13 |
| -11.5 | Round 10 | CARTAS E VINHO VERDE | 3 | 6NT | ♠3 | -1 | -13 |
| -12.0 | Round 6 | GDANSK | 23 | 3NT | ♠3 | -1 | -13 |
| -12.1 | Round 10 | CARTAS E VINHO VERDE | 4 | 4♠ | ♦7 | -2 | -13 |