RETTER Koren · BRIDGECHAMP
vs par split: bidding +0.12 · play -0.19
Strength of schedule: opponents averaged -0.31/bd (an easy draw) → opponent-adjusted +0.05/bd
Card play — on target: opening leads 64.3% #17 of 18 · declarer play 66.7% #15 of 18 · defence 87.0% #9 of 18
Bidding activity — not a pass: 44.4% #7 of 18 (56/126)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 64.3% (14) |
| Declarer play | 50.0% (2) | 70.0% (10) |
| Defence | 66.7% (3) | 90.0% (20) |
Opening leads by suit led: ♠ 0.0% (2) · ♥ 80.0% (5) · ♦ 66.7% (3) · ♣ 75.0% (4)
vs par by strain: NT -5.14 (7) · a suit +0.81 (41)
vs par by level: part-score +0.05 (20) · game -0.65 (23) · slam +2.20 (5)
By role: declaring +0.65/bd (-1.16 vs par · 25) · defending +0.06/bd (+1.13 vs par · 23)
By vulnerability: vulnerable -0.29/bd (-1.00 vs par · 24) · not vulnerable +1.02/bd (+0.88 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | L.Petelko | Y.Yang – B.Zhang | Open | 16 | +22.1 | +1.38 | -0.25 |
| Round 2 | L.Petelko | L.Kasperczyk – M.Betlinski | Closed | 16 | -5.3 | -0.33 | -0.75 |
| Round 3 | L.Petelko | F.Kurlit – W.Bak | Open | 16 | +0.8 | +0.05 | +0.81 |
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 |
|---|---|---|---|---|---|---|---|
| +11.0 | Round 2 | BLUE WRATISLAVIA | 17 | 6♣ | ♥J | -2 | +11 |
| +10.7 | Round 3 | POLAND U21 | 6 | 4♥ | ♥A | = | +10 |
| +8.3 | Round 1 | RDFZ B | 13 | 6♣ | ♥J | = | +0 |
| +8.0 | Round 1 | RDFZ B | 11 | 4♠ | ♦K | = | +7 |
| +7.7 | Round 2 | BLUE WRATISLAVIA | 20 | 2♣x | ♦6 | -1 | +2 |
| +5.0 | Round 1 | RDFZ B | 4 | 3NT | ♦7 | +3 | -9 |
| +5.0 | Round 1 | RDFZ B | 6 | 4♥ | ♠T | -1 | -1 |
| +5.0 | Round 3 | POLAND U21 | 15 | 3♣ | ♦A | -3 | +4 |
| +4.3 | Round 3 | POLAND U21 | 9 | 3♦ | ♥A | +1 | +7 |
| +4.0 | Round 2 | BLUE WRATISLAVIA | 24 | 4♥ | ♣4 | = | +0 |
| +3.7 | Round 3 | POLAND U21 | 13 | 2♥ | ♣2 | +1 | -10 |
| +3.3 | Round 1 | RDFZ B | 9 | 2♠ | ♣J | = | +0 |
| +3.0 | Round 2 | BLUE WRATISLAVIA | 19 | 3♦ | ♣A | -1 | +5 |
| +2.7 | Round 1 | RDFZ B | 2 | 5♥x | ♣A | -3 | -4 |
| +2.3 | Round 1 | RDFZ B | 14 | 4♠ | ♦Q | = | +0 |
| +2.3 | Round 1 | RDFZ B | 16 | 3♥ | ♠K | +1 | +7 |
| +2.3 | Round 2 | BLUE WRATISLAVIA | 25 | 3♦ | ♥5 | +2 | -7 |
| +2.0 | Round 3 | POLAND U21 | 16 | 2NT | ♥8 | +1 | +1 |
| +1.7 | Round 3 | POLAND U21 | 12 | 2♦ | ♣3 | = | +6 |
| +0.7 | Round 1 | RDFZ B | 8 | 4♠ | ♥J | +1 | +4 |
| +0.3 | Round 1 | RDFZ B | 1 | 4♠ | ♥3 | = | +0 |
| +0.0 | Round 1 | RDFZ B | 5 | 4♠ | ♣J | +1 | +4 |
| +0.0 | Round 2 | BLUE WRATISLAVIA | 26 | 4♠ | ♦K | = | +0 |
| +0.0 | Round 2 | BLUE WRATISLAVIA | 32 | 4♥ | ♦2 | -1 | +12 |
| -0.0 | Round 3 | POLAND U21 | 4 | 4♠ | ♣8 | +1 | +0 |
| -0.0 | Round 3 | POLAND U21 | 11 | 6♥ | ♠4 | +1 | -11 |
| -0.0 | Round 3 | POLAND U21 | 14 | 4♥ | ♦A | +1 | +0 |
| -0.3 | Round 2 | BLUE WRATISLAVIA | 23 | 4♥ | ♠3 | = | +0 |
| -0.3 | Round 2 | BLUE WRATISLAVIA | 27 | 3♠ | ♠J | = | +0 |
| -0.3 | Round 3 | POLAND U21 | 3 | 6♠ | ♣2 | +1 | +11 |
| -0.7 | Round 1 | RDFZ B | 15 | 3NT | ♥Q | +1 | -13 |
| -0.7 | Round 2 | BLUE WRATISLAVIA | 28 | 2♦ | ♥3 | -1 | -3 |
| -1.0 | Round 2 | BLUE WRATISLAVIA | 30 | 1NT | ♣K | +1 | -6 |
| -1.3 | Round 3 | POLAND U21 | 7 | 3♠ | ♦Q | -1 | +11 |
| -1.7 | Round 1 | RDFZ B | 3 | 2♠ | ♥J | = | +0 |
| -2.0 | Round 3 | POLAND U21 | 1 | 2♥ | ♥3 | +1 | -6 |
| -2.7 | Round 2 | BLUE WRATISLAVIA | 31 | 5♦ | ♠3 | -3 | +3 |
| -3.7 | Round 1 | RDFZ B | 10 | 3♣ | ♠A | +1 | +0 |
| -3.7 | Round 1 | RDFZ B | 12 | 6♦ | ♥A | = | +0 |
| -3.7 | Round 2 | BLUE WRATISLAVIA | 21 | 4♥ | ♣J | = | -1 |
| -4.3 | Round 2 | BLUE WRATISLAVIA | 22 | 5♣ | ♥3 | = | +0 |
| -4.3 | Round 3 | POLAND U21 | 8 | 2NT | ♣7 | -1 | -4 |
| -5.0 | Round 3 | POLAND U21 | 2 | 5♣x | ♠A | -2 | +0 |
| -5.7 | Round 3 | POLAND U21 | 5 | 2♥ | ♦Q | = | +0 |
| -6.0 | Round 1 | RDFZ B | 7 | 3NT | ♦Q | = | +1 |
| -8.0 | Round 2 | BLUE WRATISLAVIA | 29 | 5♣ | ♦T | -1 | -16 |
| -8.0 | Round 3 | POLAND U21 | 10 | 2NT | ♠7 | = | -6 |
| -12.3 | Round 2 | BLUE WRATISLAVIA | 18 | 4♥ | ♠A | -1 | -12 |