RETTER Koren · KITKUTIM II
vs par split: bidding -0.52 · play +0.17
Strength of schedule: opponents averaged +0.14/bd (a tough draw) → opponent-adjusted -0.47/bd
Card play — on target: opening leads 88.2% #34 of 89 · declarer play 85.7% #25 of 89 · defence 74.1% #62 of 89
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 87.5% (8) | 88.9% (9) |
| Declarer play | 100.0% (4) | 80.0% (10) |
| Defence | 70.0% (10) | 76.5% (17) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (3) · ♦ 60.0% (5) · ♣ 100.0% (6)
vs par by strain: NT +0.44 (16) · a suit -0.75 (32)
vs par by level: part-score -1.39 (23) · game +0.62 (24) · slam +0.00 (1)
By role: declaring -0.11/bd (-2.38 vs par · 21) · defending -1.00/bd (+1.22 vs par · 27)
By vulnerability: vulnerable -1.15/bd (-1.25 vs par · 24) · not vulnerable -0.07/bd (+0.54 vs par · 24)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | L.Petelko | V.Chan – C.Chan | Closed | 6 | -7.5 | -1.25 | -2.33 |
| Round 2 | L.Petelko | N.Yamazaki – Y.Xiao | Closed | 6 | +8.2 | +1.37 | +0.00 |
| Round 3 | L.Petelko | O.Farwig – J.Faupel | Closed | 6 | +4.9 | +0.82 | +5.00 |
| Round 4 | L.Petelko | I.La Chapelle – H.Rose | Closed | 6 | -5.1 | -0.85 | +1.17 |
| Round 5 | L.Petelko | A.Brogeland – M.Saetre | Closed | 6 | -5.8 | -0.97 | -5.50 |
| Round 6 | L.Petelko | O.Gardenghi – A.Lombardi | Closed | 6 | -4.1 | -0.68 | +0.00 |
| Round 7 | L.Petelko | W.Bak – M.Stasik | Closed | 6 | -19.4 | -3.23 | -2.17 |
| Round 8 | L.Petelko | A.Abragi – I.Lichtenstein | Closed | 6 | -0.5 | -0.08 | +1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +8.7 | Round 2 | JAPAN | 9 | 4♠ | ♥7 | -1 | +10 |
| +6.6 | Round 1 | ECUADOR GIRLS | 6 | 1♠ | ♥4 | +1 | +11 |
| +6.6 | Round 2 | JAPAN | 11 | 3NT | ♦2 | -2 | +6 |
| +6.2 | Round 6 | ITALY U21 | 1 | 5♦x | ♣3 | = | +6 |
| +4.8 | Round 3 | GERMANY U21 | 15 | 3NT | ♣7 | -1 | +12 |
| +4.8 | Round 4 | ENGLAND U21 | 24 | 4♥ | ♦4 | -3 | +6 |
| +3.7 | Round 8 | DADDY LAHRMANN | 17 | 5♣ | ♦2 | = | -2 |
| +2.9 | Round 3 | GERMANY U21 | 14 | 3♦ | ♦3 | +2 | +6 |
| +2.8 | Round 8 | DADDY LAHRMANN | 14 | 2♠ | ♣A | +1 | +1 |
| +2.5 | Round 1 | ECUADOR GIRLS | 5 | 3♥ | ♣6 | = | +0 |
| +2.3 | Round 5 | NORWAY U21 | 29 | 2♥ | ♣K | -1 | +1 |
| +1.9 | Round 2 | JAPAN | 12 | 3♥ | ♦7 | = | +6 |
| +1.7 | Round 7 | CKIS SKAWINA U18 | 12 | 4♥ | ♦K | -1 | +4 |
| +1.3 | Round 6 | ITALY U21 | 5 | 1NT | ♣A | -1 | -1 |
| +1.3 | Round 8 | DADDY LAHRMANN | 15 | 1NT | ♣A | = | -1 |
| +1.1 | Round 5 | NORWAY U21 | 30 | 1NT | ♣2 | +2 | -7 |
| +0.9 | Round 3 | GERMANY U21 | 16 | 3NT | ♠5 | +2 | +0 |
| +0.3 | Round 3 | GERMANY U21 | 18 | 3NT | ♠4 | +1 | +12 |
| +0.1 | Round 5 | NORWAY U21 | 27 | 3NT | ♣K | +1 | -1 |
| +0.1 | Round 5 | NORWAY U21 | 28 | 1NT | ♣K | +1 | +0 |
| -0.3 | Round 1 | ECUADOR GIRLS | 2 | 2♥ | ♠Q | +3 | +2 |
| -0.4 | Round 3 | GERMANY U21 | 13 | 4♥ | ♣8 | = | +0 |
| -0.4 | Round 4 | ENGLAND U21 | 23 | 1NT | ♣2 | = | +0 |
| -0.4 | Round 6 | ITALY U21 | 3 | 3♠ | ♦K | -2 | +1 |
| -0.8 | Round 4 | ENGLAND U21 | 20 | 4♥ | ♣Q | +1 | +0 |
| -1.1 | Round 1 | ECUADOR GIRLS | 4 | 3♥ | ♦K | +1 | -7 |
| -1.1 | Round 7 | CKIS SKAWINA U18 | 8 | 2♦x | ♦4 | -1 | -1 |
| -1.1 | Round 7 | CKIS SKAWINA U18 | 11 | 2NT | ♠6 | +1 | -2 |
| -1.4 | Round 8 | DADDY LAHRMANN | 18 | 4♥ | ♦J | +1 | -1 |
| -1.6 | Round 4 | ENGLAND U21 | 21 | 3♠ | ♥6 | +1 | +8 |
| -1.8 | Round 4 | ENGLAND U21 | 19 | 3NT | ♥4 | +1 | -1 |
| -1.9 | Round 2 | JAPAN | 8 | 4♥ | ♦K | = | +0 |
| -1.9 | Round 2 | JAPAN | 10 | 4♠ | ♦7 | -1 | -12 |
| -2.3 | Round 7 | CKIS SKAWINA U18 | 10 | 3♠ | ♣J | = | -6 |
| -2.7 | Round 8 | DADDY LAHRMANN | 16 | 3NT | ♦10 | +1 | -4 |
| -2.9 | Round 6 | ITALY U21 | 2 | 3NT | ♥K | = | +1 |
| -3.1 | Round 5 | NORWAY U21 | 26 | 5♣ | ♠K | -1 | -12 |
| -3.6 | Round 3 | GERMANY U21 | 17 | 4♠ | ♣3 | = | +0 |
| -3.6 | Round 6 | ITALY U21 | 4 | 1NT | ♠2 | -3 | -5 |
| -4.2 | Round 8 | DADDY LAHRMANN | 13 | 4♥ | ♠4 | +2 | +13 |
| -4.7 | Round 6 | ITALY U21 | 6 | 3NT | ♦7 | +2 | -2 |
| -5.1 | Round 1 | ECUADOR GIRLS | 3 | 2♣x | ♦K | = | -8 |
| -5.2 | Round 2 | JAPAN | 7 | 2♠ | ♣K | +2 | -10 |
| -5.3 | Round 4 | ENGLAND U21 | 22 | 4♥ | ♠9 | -1 | -6 |
| -5.7 | Round 7 | CKIS SKAWINA U18 | 9 | 3♣ | ♠2 | +1 | -8 |
| -6.3 | Round 5 | NORWAY U21 | 25 | 4♥ | ♦4 | -1 | -14 |
| -10.1 | Round 1 | ECUADOR GIRLS | 1 | 3♣x | ♥A | = | -12 |
| -10.9 | Round 7 | CKIS SKAWINA U18 | 7 | 6♠ | ♣6 | = | +0 |