🇵🇱 KOPKA Kacper · POLAND
27rank
-36.4Butler · 98 bds
-0.37per board
±4.9swing
-0.42vs par /bd · #17/22
-0.66adjusted /bd
by round
vs par split: bidding -0.10 · play -0.69
Strength of schedule: opponents averaged -0.28/bd (an easy draw) → opponent-adjusted -0.66/bd
Card play — on target: opening leads 91.7% #4 of 22 · declarer play 70.0% #18 of 22 · defence 84.2% #15 of 22
Bidding activity — not a pass: 42.3% #10 of 22 (124/293)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 66.7% (3) | 100.0% (9) |
| Declarer play | 50.0% (2) | 75.0% (8) |
| Defence | 100.0% (4) | 80.0% (15) |
Opening leads by suit led: ♠ 100.0% (2) · ♥ 66.7% (3) · ♦ 100.0% (4) · ♣ 100.0% (3)
vs par by strain: NT +0.35 (23) · a suit -0.65 (75)
vs par by level: part-score +0.41 (41) · game -0.59 (46) · slam -2.82 (11)
By role: declaring -0.20/bd (-2.00 vs par · 52) · defending -0.56/bd (+1.37 vs par · 46)
By vulnerability: vulnerable -0.10/bd (-0.33 vs par · 49) · not vulnerable -0.65/bd (-0.51 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | K.Cichy | I.Lichtenstein – H.Hjorth Warlenius | Open | 14 | -20.2 | -1.44 | -3.29 |
| Quarterfinal | K.Cichy | S.Clementsson – A.Sandin | Open | 14 | +14.2 | +1.01 | +0.50 |
| Semifinal | K.Cichy | L.Lee – B.Yang | Open | 14 | +21.9 | +1.56 | +2.29 |
| Semifinal | K.Cichy | X.Teo – T.Wu | Open | 14 | +13.1 | +0.94 | -0.07 |
| Semifinal | K.Cichy | L.Lee – B.Yang | Closed | 14 | -22.3 | -1.59 | +0.71 |
| Final | K.Cichy | N.Khutorsky – A.Zeitak | Closed | 14 | -31.3 | -2.24 | -1.36 |
| Final | K.Cichy | A.Zamir – O.Toledano | Closed | 14 | -11.8 | -0.84 | -1.71 |
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 |
|---|---|---|---|---|---|---|---|
| +12.0 | Semifinal | 🇸🇬 SINGAPORE | 17 | 4♦x | -4 | +12 | |
| +10.4 | Quarterfinal | 🇸🇪 SWEDEN | 51 | 6♥ | = | +0 | |
| +10.0 | Final | 🇮🇱 ISRAEL | 15 | 4♠x | ♥J | +1 | +10 |
| +9.7 | Semifinal | 🇸🇬 SINGAPORE | 30 | 4♠x | = | +5 | |
| +9.0 | Semifinal | 🇸🇬 SINGAPORE | 33 | 6♠ | = | +2 | |
| +8.4 | Quarterfinal | 🇸🇪 SWEDEN | 54 | 3NT | = | +10 | |
| +7.6 | Quarterfinal | 🇸🇪 SWEDEN | 44 | 6NTx | -1 | +11 | |
| +7.0 | Semifinal | 🇸🇬 SINGAPORE | 18 | 2♣ | = | +11 | |
| +4.3 | Quarterfinal | 🇸🇪 SWEDEN | 35 | 4♥ | -1 | +6 | |
| +4.3 | Semifinal | 🇸🇬 SINGAPORE | 23 | 3NT | -3 | +5 | |
| +4.3 | Semifinal | 🇸🇬 SINGAPORE | 41 | 4♥ | +1 | +0 | |
| +4.3 | Final | 🇮🇱 ISRAEL | 5 | 6♥ | ♥6 | = | +0 |
| +4.2 | Quarterfinal | 🇸🇪 SWEDEN | 46 | 2♥ | -1 | +2 | |
| +4.0 | Quarterfinal | 🇸🇪 SWEDEN | 39 | 3♥ | = | +6 | |
| +4.0 | Semifinal | 🇸🇬 SINGAPORE | 53 | 2♠ | ♣6 | -2 | +3 |
| +4.0 | Final | 🇮🇱 ISRAEL | 2 | 2NT | ♦4 | -1 | +4 |
| +3.7 | Final | 🇮🇱 ISRAEL | 6 | 5♥ | ♦T | = | +1 |
| +3.7 | Final | 🇮🇱 ISRAEL | 17 | 3NT | ♦5 | +1 | +7 |
| +3.3 | Semifinal | 🇸🇬 SINGAPORE | 22 | 3♠ | +2 | -10 | |
| +3.3 | Semifinal | 🇸🇬 SINGAPORE | 26 | 2♥ | +1 | +1 | |
| +3.3 | Final | 🇮🇱 ISRAEL | 24 | 4♠ | ♦9 | -1 | +5 |
| +3.1 | Quarterfinal | 🇸🇪 SWEDEN | 32 | 4♠ | = | +0 | |
| +3.0 | Quarterfinal | 🇸🇪 SWEDEN | 53 | 1NT | +2 | +6 | |
| +3.0 | Semifinal | 🇸🇬 SINGAPORE | 46 | 1NT | ♥6 | -1 | +4 |
| +2.7 | Semifinal | 🇸🇬 SINGAPORE | 50 | 2♥ | ♦Q | +1 | +8 |
| +2.3 | Semifinal | 🇸🇬 SINGAPORE | 24 | 3♠ | -2 | +0 | |
| +2.0 | Semifinal | 🇸🇬 SINGAPORE | 20 | 3♠ | +2 | +7 | |
| +1.7 | Quarterfinal | 🇸🇪 SWEDEN | 30 | 2♦ | +2 | +0 | |
| +1.7 | Semifinal | 🇸🇬 SINGAPORE | 42 | 3NT | = | +2 | |
| +1.4 | Quarterfinal | 🇸🇪 SWEDEN | 37 | 2♣ | +1 | +1 | |
| +1.3 | Semifinal | 🇸🇬 SINGAPORE | 44 | 2♦ | ♣7 | = | +5 |
| +1.3 | Final | 🇮🇱 ISRAEL | 11 | 2♥ | ♥6 | = | +9 |
| +1.3 | Final | 🇮🇱 ISRAEL | 27 | 5♠ | ♣3 | = | +2 |
| +1.3 | Final | 🇮🇱 ISRAEL | 28 | 3NT | ♦6 | -1 | -6 |
| +1.0 | Semifinal | 🇸🇬 SINGAPORE | 16 | 1NT | -2 | -1 | |
| +1.0 | Semifinal | 🇸🇬 SINGAPORE | 36 | 1NT | +2 | +0 | |
| +1.0 | Semifinal | 🇸🇬 SINGAPORE | 39 | 1NT | +2 | +1 | |
| +1.0 | Final | 🇮🇱 ISRAEL | 10 | 1NT | ♥Q | +2 | +1 |
| +0.7 | Semifinal | 🇸🇬 SINGAPORE | 25 | 6♦ | = | +0 | |
| +0.7 | Semifinal | 🇸🇬 SINGAPORE | 27 | 3♥ | = | +0 | |
| +0.7 | Semifinal | 🇸🇬 SINGAPORE | 34 | 5♦ | = | +2 | |
| +0.7 | Final | 🇮🇱 ISRAEL | 25 | 4♥ | ♣A | +3 | +2 |
| -0.0 | Quarterfinal | 🇸🇪 SWEDEN | 31 | 4♥ | +1 | -13 | |
| -0.0 | Quarterfinal | 🇸🇪 SWEDEN | 47 | 4♠ | +1 | +0 | |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 19 | 4♥ | +2 | +11 | |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 32 | 4♥ | +1 | -11 | |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 40 | 3NT | +1 | +0 | |
| +0.0 | Semifinal | 🇸🇬 SINGAPORE | 45 | 4♠ | ♦5 | = | +0 |
| +0.0 | Semifinal | 🇸🇬 SINGAPORE | 48 | 1♠ | ♥Q | -1 | +0 |
| +0.0 | Semifinal | 🇸🇬 SINGAPORE | 54 | 3NT | ♦9 | +2 | +0 |
| +0.0 | Final | 🇮🇱 ISRAEL | 20 | 4♠ | ♥A | = | +0 |
| -0.3 | Semifinal | 🇸🇬 SINGAPORE | 38 | 3NT | +1 | +0 | |
| -0.3 | Final | 🇮🇱 ISRAEL | 1 | 4♠ | ♦J | = | +0 |
| -0.3 | Final | 🇮🇱 ISRAEL | 7 | 4♠ | ♥9 | = | +0 |
| -0.4 | Quarterfinal | 🇸🇪 SWEDEN | 45 | 4♥ | = | +3 | |
| -0.7 | Semifinal | 🇸🇬 SINGAPORE | 35 | 6♥ | +1 | -1 | |
| -0.7 | Semifinal | 🇸🇬 SINGAPORE | 52 | 2♦ | ♣A | +2 | +0 |
| -0.7 | Final | 🇮🇱 ISRAEL | 12 | 2♦ | ♦A | +2 | +1 |
| -0.7 | Final | 🇮🇱 ISRAEL | 16 | 2NT | ♠3 | +1 | -7 |
| -1.0 | Quarterfinal | 🇸🇪 SWEDEN | 43 | 4♠ | = | -13 | |
| -1.0 | Quarterfinal | 🇸🇪 SWEDEN | 49 | 4♥ | = | -1 | |
| -1.0 | Quarterfinal | 🇸🇪 SWEDEN | 56 | 2NT | -1 | -4 | |
| -1.0 | Final | 🇮🇱 ISRAEL | 13 | 5♠ | ♣A | -1 | +7 |
| -1.3 | Semifinal | 🇸🇬 SINGAPORE | 37 | 3NT | +2 | -2 | |
| -1.3 | Semifinal | 🇸🇬 SINGAPORE | 51 | 3♦ | ♣6 | +1 | +0 |
| -1.3 | Semifinal | 🇸🇬 SINGAPORE | 55 | 5♥ | ♣6 | +1 | +11 |
| -1.7 | Quarterfinal | 🇸🇪 SWEDEN | 40 | 3♣ | +1 | -7 | |
| -2.0 | Quarterfinal | 🇸🇪 SWEDEN | 34 | 2♦ | -1 | +0 | |
| -2.0 | Quarterfinal | 🇸🇪 SWEDEN | 55 | 3♥ | = | +0 | |
| -2.0 | Semifinal | 🇸🇬 SINGAPORE | 49 | 4♠ | ♥J | = | +0 |
| -2.0 | Final | 🇮🇱 ISRAEL | 19 | 3♠ | ♣3 | -1 | -4 |
| -2.0 | Final | 🇮🇱 ISRAEL | 21 | 2♥ | ♠Q | -2 | -11 |
| -2.3 | Quarterfinal | 🇸🇪 SWEDEN | 41 | 3♦ | +1 | +0 | |
| -2.4 | Quarterfinal | 🇸🇪 SWEDEN | 48 | 4♣ | -1 | +1 | |
| -3.0 | Semifinal | 🇸🇬 SINGAPORE | 29 | 6♥ | = | +11 | |
| -3.7 | Final | 🇮🇱 ISRAEL | 23 | 1NT | ♣Q | +3 | -10 |
| -3.9 | Quarterfinal | 🇸🇪 SWEDEN | 42 | 3♥ | -1 | -4 | |
| -4.0 | Semifinal | 🇸🇬 SINGAPORE | 15 | 3NT | = | +0 | |
| -4.0 | Semifinal | 🇸🇬 SINGAPORE | 28 | 3♠ | = | +10 | |
| -4.0 | Semifinal | 🇸🇬 SINGAPORE | 47 | 4♠ | ♥Q | -1 | -5 |
| -4.7 | Quarterfinal | 🇸🇪 SWEDEN | 33 | 6♠ | -1 | -11 | |
| -4.7 | Final | 🇮🇱 ISRAEL | 26 | 4♠ | ♦Q | = | +0 |
| -4.8 | Quarterfinal | 🇸🇪 SWEDEN | 50 | 4♠ | -2 | -1 | |
| -5.7 | Final | 🇮🇱 ISRAEL | 4 | 2♦ | ♥A | -1 | -5 |
| -6.3 | Quarterfinal | 🇸🇪 SWEDEN | 29 | 4♠ | +2 | -11 | |
| -6.7 | Quarterfinal | 🇸🇪 SWEDEN | 38 | 1♥ | +1 | -6 | |
| -6.7 | Semifinal | 🇸🇬 SINGAPORE | 21 | 3NT | -3 | -14 | |
| -6.8 | Quarterfinal | 🇸🇪 SWEDEN | 52 | 4♠ | = | -7 | |
| -7.0 | Semifinal | 🇸🇬 SINGAPORE | 43 | 3NT | ♥6 | = | +1 |
| -7.0 | Final | 🇮🇱 ISRAEL | 14 | 5♦ | ♠A | = | -3 |
| -7.1 | Quarterfinal | 🇸🇪 SWEDEN | 36 | 3♣ | +1 | -7 | |
| -7.7 | Final | 🇮🇱 ISRAEL | 22 | 5♦ | ♥3 | +1 | -11 |
| -8.0 | Final | 🇮🇱 ISRAEL | 3 | 6♥ | ♦T | -2 | -11 |
| -9.0 | Semifinal | 🇸🇬 SINGAPORE | 31 | 4♠ | -3 | -10 | |
| -10.3 | Final | 🇮🇱 ISRAEL | 8 | 7♠x | ♣2 | -2 | -15 |
| -11.3 | Final | 🇮🇱 ISRAEL | 18 | 4♥ | ♣9 | +2 | -1 |
| -12.3 | Final | 🇮🇱 ISRAEL | 9 | 4♥ | ♦2 | +1 | -8 |
| -17.0 | Semifinal | 🇸🇬 SINGAPORE | 56 | 6♦ | ♣J | -2 | -17 |