CHALUPNICZAK Wiktor · DABROWKA WZBS POZNAN
vs par split: bidding +1.85 · play +0.45
Strength of schedule: opponents averaged -0.09/bd (an easy draw) → opponent-adjusted +0.32/bd
Card play — on target: opening leads 72.0% #12 of 18 · declarer play 96.3% #2 of 18 · defence 86.5% #5 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 77.8% (9) | 68.8% (16) |
| Declarer play | 83.3% (6) | 100.0% (21) |
| Defence | 90.0% (20) | 84.4% (32) |
Opening leads by suit led: ♠ 75.0% (8) · ♥ 50.0% (4) · ♦ 75.0% (4) · ♣ 77.8% (9)
vs par by strain: NT +3.48 (29) · a suit +1.80 (69)
vs par by level: part-score +1.09 (32) · game +2.69 (64) · slam +9.00 (2)
By role: declaring +0.55/bd (+0.26 vs par · 46) · defending +0.30/bd (+4.10 vs par · 52)
By vulnerability: vulnerable +0.81/bd (+2.53 vs par · 49) · not vulnerable +0.03/bd (+2.06 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | J.Nawrocki | M.Austad – I.Oeberg | Open | 14 | -2.4 | -0.17 | -1.71 |
| Quarterfinal | J.Nawrocki | M.Austad – I.Oeberg | Open | 14 | +14.5 | +1.04 | +0.21 |
| Semifinal | J.Nawrocki | A.Abragi – C.Lahrmann | Open | 14 | -42.9 | -3.06 | +1.07 |
| Semifinal | J.Nawrocki | A.Abragi – C.Lahrmann | Open | 14 | -11.7 | -0.84 | +4.36 |
| Final | J.Nawrocki | L.Syu – Y.Huang | Open | 14 | +28.7 | +2.05 | +2.57 |
| Final | J.Nawrocki | R.Wu – P.Syu | Open | 14 | +4.9 | +0.35 | +3.21 |
| Final | J.Nawrocki | L.Syu – Y.Huang | Open | 14 | +49.9 | +3.56 | +6.36 |
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 | Final | CHINESE TAIPEI U21 | 32 | 1♥x | ♠A | -5 | +13 |
| +11.6 | Quarterfinal | NORWAY U21 | 13 | 7♥ | ♦K | -4 | +18 |
| +11.0 | Final | CHINESE TAIPEI U21 | 15 | 3♦x | ♥A | = | +9 |
| +10.3 | Final | CHINESE TAIPEI U21 | 13 | 5♣ | ♠3 | -3 | +14 |
| +9.7 | Final | CHINESE TAIPEI U21 | 7 | 2NT | ♠5 | +2 | +10 |
| +8.6 | Quarterfinal | NORWAY U21 | 19 | 4♠ | ♦K | -1 | +10 |
| +7.3 | Final | CHINESE TAIPEI U21 | 28 | 4♠ | ♥K | = | +11 |
| +7.3 | Final | CHINESE TAIPEI U21 | 33 | 3NT | ♠7 | -2 | +12 |
| +6.7 | Final | CHINESE TAIPEI U21 | 1 | 4♠ | ♦5 | -1 | +5 |
| +6.7 | Final | CHINESE TAIPEI U21 | 14 | 4♦ | ♠8 | +1 | +7 |
| +6.7 | Final | CHINESE TAIPEI U21 | 19 | 4♠ | ♣A | = | +3 |
| +6.7 | Final | CHINESE TAIPEI U21 | 39 | 3NT | ♠5 | -1 | +10 |
| +6.3 | Final | CHINESE TAIPEI U21 | 22 | 2♦x | ♠3 | = | +3 |
| +6.3 | Final | CHINESE TAIPEI U21 | 40 | 2NT | ♥2 | = | +1 |
| +6.3 | Final | CHINESE TAIPEI U21 | 42 | 4♠ | ♦3 | = | +8 |
| +5.3 | Semifinal | DADDY LAHRMANN | 22 | 4♠ | ♣Q | = | +0 |
| +4.9 | Quarterfinal | NORWAY U21 | 27 | 5♣ | ♦A | = | +3 |
| +4.7 | Quarterfinal | NORWAY U21 | 14 | 2♣ | ♠A | +1 | +0 |
| +4.6 | Quarterfinal | NORWAY U21 | 22 | 3NT | ♣2 | = | +10 |
| +4.0 | Final | CHINESE TAIPEI U21 | 4 | 4♥ | ♠Q | = | +0 |
| +4.0 | Final | CHINESE TAIPEI U21 | 9 | 3♣ | ♦A | +2 | -4 |
| +4.0 | Final | CHINESE TAIPEI U21 | 29 | 4♥ | ♠6 | +2 | +1 |
| +4.0 | Final | CHINESE TAIPEI U21 | 38 | 4♠ | ♦A | -1 | +6 |
| +3.7 | Quarterfinal | NORWAY U21 | 4 | 7♠ | ♣Q | = | +0 |
| +3.7 | Semifinal | DADDY LAHRMANN | 20 | 3NT | ♦Q | -3 | +14 |
| +3.4 | Quarterfinal | NORWAY U21 | 6 | 4♦ | ♣K | -2 | -2 |
| +3.3 | Final | CHINESE TAIPEI U21 | 37 | 4♠ | ♣2 | -1 | +5 |
| +3.0 | Quarterfinal | NORWAY U21 | 21 | 3♦ | ♥5 | = | +5 |
| +3.0 | Semifinal | DADDY LAHRMANN | 19 | 5♣x | ♥7 | -3 | +12 |
| +2.9 | Quarterfinal | NORWAY U21 | 10 | 3NT | ♠10 | = | +0 |
| +2.1 | Quarterfinal | NORWAY U21 | 18 | 4♥ | ♣2 | = | +0 |
| +2.0 | Final | CHINESE TAIPEI U21 | 8 | 4♥ | ♦10 | -2 | +5 |
| +2.0 | Final | CHINESE TAIPEI U21 | 23 | 3♣ | ♦7 | -2 | -2 |
| +1.9 | Quarterfinal | NORWAY U21 | 15 | 3NT | ♦5 | = | +1 |
| +1.7 | Semifinal | DADDY LAHRMANN | 15 | 2♠ | ♦6 | = | +0 |
| +1.1 | Quarterfinal | NORWAY U21 | 17 | 3NT | ♦Q | +3 | -10 |
| +1.0 | Final | CHINESE TAIPEI U21 | 35 | 3NT | ♦10 | = | +1 |
| +0.9 | Quarterfinal | NORWAY U21 | 1 | 5♦ | ♠4 | -1 | +5 |
| +0.7 | Semifinal | DADDY LAHRMANN | 6 | 2♥ | ♥5 | -1 | +1 |
| +0.7 | Semifinal | DADDY LAHRMANN | 14 | 2♥ | ♠4 | = | +0 |
| +0.7 | Final | CHINESE TAIPEI U21 | 36 | 2♦ | ♥4 | +1 | +5 |
| +0.4 | Quarterfinal | NORWAY U21 | 25 | 5♥x | ♠J | -1 | +6 |
| +0.3 | Semifinal | DADDY LAHRMANN | 4 | 3NT | ♠A | +2 | +0 |
| +0.3 | Semifinal | DADDY LAHRMANN | 21 | 4♥ | ♣K | +2 | +9 |
| +0.3 | Final | CHINESE TAIPEI U21 | 6 | 2♠ | ♦4 | = | +0 |
| +0.3 | Final | CHINESE TAIPEI U21 | 12 | 3NT | ♦Q | +1 | +1 |
| +0.3 | Final | CHINESE TAIPEI U21 | 16 | 3NT | ♥3 | +2 | +0 |
| +0.3 | Final | CHINESE TAIPEI U21 | 20 | 2NT | ♠K | +1 | +1 |
| -0.0 | Quarterfinal | NORWAY U21 | 9 | 4♥ | ♠Q | = | +1 |
| -0.0 | Quarterfinal | NORWAY U21 | 28 | 4♠ | ♣Q | +1 | +0 |
| +0.0 | Semifinal | DADDY LAHRMANN | 24 | 3NT | ♥2 | +1 | +1 |
| -0.0 | Final | CHINESE TAIPEI U21 | 26 | 3NT | ♥5 | +2 | +2 |
| -0.0 | Final | CHINESE TAIPEI U21 | 34 | 3NT | ♣2 | -1 | +11 |
| -0.3 | Semifinal | DADDY LAHRMANN | 13 | 3NT | ♥9 | -2 | +8 |
| -0.3 | Semifinal | DADDY LAHRMANN | 25 | 5♦ | ♠K | -2 | +16 |
| -0.3 | Final | CHINESE TAIPEI U21 | 11 | 4♥ | ♠4 | +2 | +8 |
| -0.7 | Semifinal | DADDY LAHRMANN | 10 | 4♥ | ♣J | +2 | +13 |
| -0.7 | Semifinal | DADDY LAHRMANN | 17 | 3NT | ♦5 | -1 | -5 |
| -0.7 | Final | CHINESE TAIPEI U21 | 41 | 3NT | ♣4 | +3 | +17 |
| -1.0 | Quarterfinal | NORWAY U21 | 12 | 2♥ | ♦4 | +1 | -1 |
| -1.0 | Semifinal | DADDY LAHRMANN | 27 | 4♠ | ♣A | +1 | +0 |
| -1.0 | Final | CHINESE TAIPEI U21 | 2 | 3NT | ♠6 | +1 | +0 |
| -1.0 | Final | CHINESE TAIPEI U21 | 30 | 3NT | ♠8 | +1 | -1 |
| -1.0 | Final | CHINESE TAIPEI U21 | 31 | 3NT | ♥8 | +2 | +0 |
| -1.1 | Quarterfinal | NORWAY U21 | 23 | 4♦ | ♠10 | +1 | -11 |
| -1.3 | Semifinal | DADDY LAHRMANN | 5 | 4♥ | ♣9 | +1 | +0 |
| -1.6 | Quarterfinal | NORWAY U21 | 16 | 3NT | ♣4 | +1 | +0 |
| -1.7 | Quarterfinal | NORWAY U21 | 24 | 5♥ | ♠7 | = | +0 |
| -1.7 | Semifinal | DADDY LAHRMANN | 26 | 1NT | ♥2 | = | +11 |
| -2.3 | Semifinal | DADDY LAHRMANN | 8 | 4♠ | ♣5 | -1 | -2 |
| -2.4 | Quarterfinal | NORWAY U21 | 7 | 1NT | ♥K | +1 | -5 |
| -2.7 | Final | CHINESE TAIPEI U21 | 10 | 4♥ | ♠9 | -1 | +6 |
| -2.7 | Final | CHINESE TAIPEI U21 | 24 | 4♥ | ♦5 | = | +8 |
| -3.0 | Semifinal | DADDY LAHRMANN | 1 | 3NT | ♥2 | +1 | +10 |
| -3.0 | Semifinal | DADDY LAHRMANN | 12 | 2♠ | ♥2 | +3 | -10 |
| -3.0 | Semifinal | DADDY LAHRMANN | 18 | 5♦x | ♣8 | -1 | -8 |
| -3.0 | Final | CHINESE TAIPEI U21 | 3 | 3♣ | ♠K | = | -5 |
| -3.3 | Semifinal | DADDY LAHRMANN | 11 | 4♠ | ♥10 | +1 | +0 |
| -3.3 | Final | CHINESE TAIPEI U21 | 17 | 2♠ | ♣3 | = | +1 |
| -3.6 | Quarterfinal | NORWAY U21 | 2 | 4♠ | ♥A | = | -8 |
| -3.6 | Quarterfinal | NORWAY U21 | 3 | 4♠ | ♦3 | = | -7 |
| -3.7 | Quarterfinal | NORWAY U21 | 26 | 3♦ | ♣K | -1 | -11 |
| -3.7 | Final | CHINESE TAIPEI U21 | 21 | 3♥ | ♠K | -1 | +12 |
| -3.7 | Final | CHINESE TAIPEI U21 | 25 | 4♥ | ♦3 | -1 | +1 |
| -4.0 | Quarterfinal | NORWAY U21 | 8 | 4♥ | ♣10 | +2 | -2 |
| -4.0 | Quarterfinal | NORWAY U21 | 20 | 4♦ | ♠K | = | +0 |
| -4.3 | Final | CHINESE TAIPEI U21 | 27 | 2♣ | ♠K | +3 | -6 |
| -4.7 | Semifinal | DADDY LAHRMANN | 9 | 2NT | ♥J | = | -1 |
| -5.3 | Semifinal | DADDY LAHRMANN | 2 | 5♥x | ♦A | -1 | +6 |
| -5.3 | Semifinal | DADDY LAHRMANN | 23 | 4♠ | ♣Q | = | +0 |
| -5.7 | Semifinal | DADDY LAHRMANN | 28 | 3♦ | ♣A | -3 | +3 |
| -6.4 | Quarterfinal | NORWAY U21 | 11 | 4♠ | ♣3 | = | -11 |
| -7.7 | Semifinal | DADDY LAHRMANN | 3 | 4♣x | ♠K | -1 | +3 |
| -8.0 | Semifinal | DADDY LAHRMANN | 16 | 3♠ | ♣K | = | +8 |
| -8.3 | Final | CHINESE TAIPEI U21 | 5 | 5♦ | ♣A | +1 | -11 |
| -8.6 | Quarterfinal | NORWAY U21 | 5 | 4♥ | ♠A | -4 | -12 |
| -11.3 | Final | CHINESE TAIPEI U21 | 18 | 3NT | ♣6 | = | +2 |
| -13.0 | Semifinal | DADDY LAHRMANN | 7 | 4♠ | ♣2 | -2 | -13 |