🇵🇱 MAJCHER Arkadiusz · POLAND
vs par split: bidding -0.34 · play +0.50
Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted -0.29/bd
Card play — on target: opening leads 84.4% #4 of 18 · declarer play 74.1% #10 of 18 · defence 90.1% #10 of 18
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 77.8% (9) | 87.0% (23) |
| Declarer play | 85.7% (7) | 70.0% (20) |
| Defence | 85.7% (21) | 92.0% (50) |
Opening leads by suit led: ♠ 83.3% (12) · ♥ 90.9% (11) · ♦ 100.0% (2) · ♣ 71.4% (7)
vs par by strain: NT +0.34 (38) · a suit +0.18 (88)
vs par by level: part-score +0.20 (40) · game +0.49 (71) · slam -0.93 (15)
By role: declaring -0.27/bd (-2.60 vs par · 55) · defending -0.31/bd (+2.42 vs par · 71)
By vulnerability: vulnerable -1.18/bd (-0.11 vs par · 63) · not vulnerable +0.60/bd (+0.57 vs par · 63)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Quarterfinal | P.Marcinowski | B.Snowden – G.Herman | Open | 14 | -13.0 | -0.93 | -0.79 |
| Quarterfinal | P.Marcinowski | B.Snowden – G.Herman | Open | 14 | +29.1 | +2.08 | +2.43 |
| Quarterfinal | P.Marcinowski | Y.Yin – S.Amer | Open | 14 | -16.2 | -1.16 | -1.36 |
| Quarterfinal | P.Marcinowski | B.Snowden – G.Herman | Open | 14 | -1.6 | -0.11 | -0.86 |
| Semifinal | P.Marcinowski | P.Haw – Y.Liu | Closed | 14 | +5.1 | +0.36 | +1.57 |
| Semifinal | P.Marcinowski | M.Zhou – X.Zhu | Open | 14 | -15.2 | -1.09 | +0.71 |
| Semifinal | P.Marcinowski | M.Zhou – X.Zhu | Open | 14 | +3.2 | +0.23 | +0.57 |
| Semifinal | P.Marcinowski | M.Zhou – X.Zhu | Open | 14 | -15.7 | -1.12 | +0.07 |
| Final | P.Marcinowski | R.Westerbeek – M.Schols | Open | 14 | -12.0 | -0.86 | -0.29 |
| Final | P.Marcinowski | V.Kiljan – L.Tijssen | Open | 0 | +0.0 | +0.00 | · |
| Final | P.Marcinowski | V.Kiljan – L.Tijssen | Open | 0 | +0.0 | +0.00 | · |
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 |
|---|---|---|---|---|---|---|---|
| +14.0 | Semifinal | 🇸🇬 SINGAPORE | 11 | 2♠x | ♠K | -6 | +14 |
| +13.0 | Semifinal | 🇸🇬 SINGAPORE | 32 | 6♥ | ♠3 | -1 | +13 |
| +11.3 | Quarterfinal | 🇺🇸 USA 2 | 15 | 6♠ | ♥9 | = | +11 |
| +11.0 | Semifinal | 🇸🇬 SINGAPORE | 15 | 2♠x | ♥A | = | +13 |
| +10.4 | Quarterfinal | 🇺🇸 USA 2 | 12 | 4♥ | ♣A | -1 | +12 |
| +9.1 | Quarterfinal | 🇺🇸 USA 2 | 18 | 4♠ | ♦8 | +1 | +1 |
| +9.0 | Quarterfinal | 🇺🇸 USA 2 | 40 | 4♥ | ♦4 | = | +0 |
| +9.0 | Final | 🇳🇱 NETHERLANDS | 51 | 2♦x | ♠A | -2 | +5 |
| +8.7 | Quarterfinal | 🇺🇸 USA 2 | 11 | 4♠ | ♦Q | = | +7 |
| +8.3 | Semifinal | 🇸🇬 SINGAPORE | 54 | 3NT | ♠2 | +2 | +2 |
| +8.0 | Final | 🇳🇱 NETHERLANDS | 56 | 5♦ | ♣2 | +1 | +11 |
| +7.7 | Quarterfinal | 🇺🇸 USA 2 | 44 | 5♣ | ♠5 | -3 | +12 |
| +7.4 | Quarterfinal | 🇺🇸 USA 2 | 27 | 4♠ | ♥5 | +2 | +13 |
| +7.3 | Quarterfinal | 🇺🇸 USA 2 | 39 | 4♠ | ♥J | = | +0 |
| +6.9 | Quarterfinal | 🇺🇸 USA 2 | 42 | 4♥ | ♣A | = | +7 |
| +6.3 | Semifinal | 🇸🇬 SINGAPORE | 24 | 3NT | ♣2 | -2 | +13 |
| +6.0 | Semifinal | 🇸🇬 SINGAPORE | 8 | 3♣ | ♥7 | -1 | +4 |
| +6.0 | Semifinal | 🇸🇬 SINGAPORE | 41 | 3NT | ♠3 | -1 | +6 |
| +5.0 | Quarterfinal | 🇺🇸 USA 2 | 47 | 4♠ | ♣K | = | +0 |
| +4.6 | Quarterfinal | 🇺🇸 USA 2 | 20 | 1NT | ♣5 | -1 | +4 |
| +4.6 | Quarterfinal | 🇺🇸 USA 2 | 43 | 4♠ | ♥A | = | +0 |
| +4.3 | Semifinal | 🇸🇬 SINGAPORE | 7 | 2♠ | ♣Q | = | +9 |
| +4.3 | Semifinal | 🇸🇬 SINGAPORE | 31 | 4NT | ♠A | = | +0 |
| +4.0 | Quarterfinal | 🇺🇸 USA 2 | 23 | 4♠ | ♥8 | -1 | +5 |
| +4.0 | Semifinal | 🇸🇬 SINGAPORE | 33 | 4♥ | ♠3 | -1 | +12 |
| +3.9 | Quarterfinal | 🇺🇸 USA 2 | 41 | 3NT | ♦9 | -1 | -1 |
| +3.7 | Quarterfinal | 🇺🇸 USA 2 | 25 | 3♠ | ♥3 | +1 | +1 |
| +3.7 | Semifinal | 🇸🇬 SINGAPORE | 12 | 3NT | ♠6 | -2 | +11 |
| +3.7 | Final | 🇳🇱 NETHERLANDS | 47 | 3NT | ♦3 | +1 | +1 |
| +3.4 | Quarterfinal | 🇺🇸 USA 2 | 13 | 6♥ | ♠10 | -1 | -7 |
| +3.3 | Semifinal | 🇸🇬 SINGAPORE | 26 | 3♠ | ♠3 | = | +2 |
| +3.3 | Final | 🇳🇱 NETHERLANDS | 45 | 3♥ | ♣3 | -2 | +0 |
| +3.0 | Semifinal | 🇸🇬 SINGAPORE | 28 | 2♠ | ♠3 | = | +0 |
| +2.7 | Semifinal | 🇸🇬 SINGAPORE | 2 | 3NT | ♥K | -4 | +7 |
| +2.6 | Quarterfinal | 🇺🇸 USA 2 | 51 | 3♣ | ♥K | = | -1 |
| +2.4 | Quarterfinal | 🇺🇸 USA 2 | 38 | 4♠ | ♥A | = | +0 |
| +2.3 | Quarterfinal | 🇺🇸 USA 2 | 31 | 3♦ | ♠2 | +1 | +0 |
| +2.1 | Quarterfinal | 🇺🇸 USA 2 | 14 | 5♣ | ♠8 | = | -1 |
| +2.1 | Quarterfinal | 🇺🇸 USA 2 | 46 | 1NT | ♦5 | +1 | +1 |
| +2.0 | Quarterfinal | 🇺🇸 USA 2 | 50 | 4♠ | ♥A | -2 | +5 |
| +2.0 | Semifinal | 🇸🇬 SINGAPORE | 44 | 3♦ | ♠3 | = | +5 |
| +2.0 | Semifinal | 🇸🇬 SINGAPORE | 47 | 2♦ | ♠K | +2 | -7 |
| +2.0 | Final | 🇳🇱 NETHERLANDS | 52 | 1NT | ♦J | -1 | +11 |
| +1.7 | Semifinal | 🇸🇬 SINGAPORE | 13 | 5♦ | ♥Q | = | +2 |
| +1.7 | Semifinal | 🇸🇬 SINGAPORE | 43 | 4♥ | ♣3 | -2 | +5 |
| +1.4 | Quarterfinal | 🇺🇸 USA 2 | 30 | 2♠ | ♥4 | +2 | +1 |
| +1.3 | Semifinal | 🇸🇬 SINGAPORE | 36 | 3♣ | ♠A | +1 | -7 |
| +1.3 | Final | 🇳🇱 NETHERLANDS | 50 | 3♦ | ♥K | -3 | +0 |
| +1.0 | Quarterfinal | 🇺🇸 USA 2 | 19 | 2♠ | ♥9 | -3 | +5 |
| +1.0 | Semifinal | 🇸🇬 SINGAPORE | 4 | 1NT | ♠2 | -1 | +0 |
| +0.7 | Semifinal | 🇸🇬 SINGAPORE | 45 | 2NT | ♥2 | -1 | +5 |
| +0.4 | Quarterfinal | 🇺🇸 USA 2 | 10 | 1NT | ♠10 | = | +5 |
| +0.4 | Quarterfinal | 🇺🇸 USA 2 | 28 | 3NT | ♠J | +1 | +1 |
| +0.3 | Quarterfinal | 🇺🇸 USA 2 | 26 | 3NT | ♥8 | -1 | +3 |
| +0.3 | Quarterfinal | 🇺🇸 USA 2 | 54 | 3♦ | ♥J | +1 | -1 |
| +0.3 | Semifinal | 🇸🇬 SINGAPORE | 6 | 4♥ | ♦A | = | +0 |
| +0.3 | Semifinal | 🇸🇬 SINGAPORE | 35 | 2♥ | ♠J | +2 | +1 |
| +0.3 | Semifinal | 🇸🇬 SINGAPORE | 37 | 4♠ | ♠3 | = | +0 |
| +0.3 | Semifinal | 🇸🇬 SINGAPORE | 56 | 4♠ | ♠3 | = | +0 |
| +0.1 | Quarterfinal | 🇺🇸 USA 2 | 3 | 3NT | ♥8 | +3 | +11 |
| +0.1 | Quarterfinal | 🇺🇸 USA 2 | 6 | 3NT | ♠5 | = | -7 |
| -0.0 | Quarterfinal | 🇺🇸 USA 2 | 17 | 5♠ | ♣A | = | +0 |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 16 | 4♥ | ♠3 | -2 | -6 |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 20 | 7♥ | ♠3 | = | +0 |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 22 | 4♠ | ♠3 | = | +0 |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 25 | 4♠ | ♠3 | +1 | +11 |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 29 | 3NT | ♠3 | +2 | +0 |
| -0.0 | Semifinal | 🇸🇬 SINGAPORE | 53 | 4♠ | ♠J | +2 | -11 |
| -0.0 | Final | 🇳🇱 NETHERLANDS | 44 | 6♠ | ♥6 | = | +0 |
| -0.3 | Semifinal | 🇸🇬 SINGAPORE | 3 | 4♠ | ♣A | +1 | -11 |
| -0.3 | Semifinal | 🇸🇬 SINGAPORE | 9 | 4♥ | ♦3 | +1 | +13 |
| -0.3 | Semifinal | 🇸🇬 SINGAPORE | 42 | 2NT | ♦3 | = | +0 |
| -0.7 | Quarterfinal | 🇺🇸 USA 2 | 48 | 4♥ | ♠K | +2 | +11 |
| -0.7 | Semifinal | 🇸🇬 SINGAPORE | 23 | 6♠ | ♠3 | = | +8 |
| -0.9 | Quarterfinal | 🇺🇸 USA 2 | 21 | 3NT | ♦4 | -1 | -6 |
| -1.0 | Final | 🇳🇱 NETHERLANDS | 54 | 3NT | ♠A | = | -2 |
| -1.1 | Quarterfinal | 🇺🇸 USA 2 | 55 | 2♥ | ♦K | -1 | -11 |
| -1.3 | Quarterfinal | 🇺🇸 USA 2 | 52 | 3NT | ♣10 | = | +0 |
| -1.3 | Semifinal | 🇸🇬 SINGAPORE | 48 | 4♣ | ♠3 | = | +0 |
| -1.7 | Quarterfinal | 🇺🇸 USA 2 | 24 | 2♥ | ♣Q | = | +0 |
| -1.7 | Quarterfinal | 🇺🇸 USA 2 | 45 | 2♥ | ♦6 | = | -11 |
| -1.7 | Semifinal | 🇸🇬 SINGAPORE | 34 | 4♠ | ♠3 | = | -6 |
| -1.7 | Final | 🇳🇱 NETHERLANDS | 46 | 3NT | ♦5 | -1 | +6 |
| -1.9 | Quarterfinal | 🇺🇸 USA 2 | 36 | 5♦ | ♥A | = | -3 |
| -2.3 | Final | 🇳🇱 NETHERLANDS | 43 | 4♠ | ♥8 | +1 | -7 |
| -2.7 | Quarterfinal | 🇺🇸 USA 2 | 37 | 4♠ | ♥5 | = | +1 |
| -2.7 | Semifinal | 🇸🇬 SINGAPORE | 51 | 3NT | ♥10 | +3 | +11 |
| -3.0 | Quarterfinal | 🇺🇸 USA 2 | 2 | 3♣ | ♠Q | +1 | -1 |
| -3.0 | Semifinal | 🇸🇬 SINGAPORE | 10 | 4♥ | ♣4 | -3 | +4 |
| -3.4 | Quarterfinal | 🇺🇸 USA 2 | 5 | 5♥x | ♦A | = | -13 |
| -3.7 | Semifinal | 🇸🇬 SINGAPORE | 21 | 3NT | ♥J | +1 | +0 |
| -3.7 | Semifinal | 🇸🇬 SINGAPORE | 38 | 4♠ | ♠3 | = | +0 |
| -3.7 | Semifinal | 🇸🇬 SINGAPORE | 46 | 2♦x | ♠K | -1 | +2 |
| -4.0 | Semifinal | 🇸🇬 SINGAPORE | 49 | 1NT | ♠3 | = | +2 |
| -4.0 | Semifinal | 🇸🇬 SINGAPORE | 50 | 3♥ | ♠3 | = | -1 |
| -4.1 | Quarterfinal | 🇺🇸 USA 2 | 7 | 1NTx | ♠10 | -2 | -8 |
| -4.1 | Quarterfinal | 🇺🇸 USA 2 | 16 | 5♦x | ♣K | -1 | +0 |
| -5.0 | Semifinal | 🇸🇬 SINGAPORE | 14 | 3NT | ♠4 | -1 | -10 |
| -5.1 | Quarterfinal | 🇺🇸 USA 2 | 8 | 4NT | ♥5 | +2 | +10 |
| -5.1 | Quarterfinal | 🇺🇸 USA 2 | 56 | 6♦ | ♥8 | = | +2 |
| -5.3 | Semifinal | 🇸🇬 SINGAPORE | 1 | 2♥ | ♣A | = | -6 |
| -5.3 | Final | 🇳🇱 NETHERLANDS | 55 | 4♥ | ♠3 | -2 | -7 |
| -5.6 | Quarterfinal | 🇺🇸 USA 2 | 4 | 3NT | ♠4 | = | +1 |
| -5.6 | Quarterfinal | 🇺🇸 USA 2 | 34 | 6NT | ♥5 | -1 | -13 |
| -5.7 | Quarterfinal | 🇺🇸 USA 2 | 1 | 3NT | ♥Q | -1 | -5 |
| -6.0 | Quarterfinal | 🇺🇸 USA 2 | 22 | 4♠ | ♥6 | -1 | -4 |
| -6.0 | Semifinal | 🇸🇬 SINGAPORE | 18 | 3NT | ♠3 | -3 | -9 |
| -6.0 | Final | 🇳🇱 NETHERLANDS | 53 | 3♥x | ♦A | -2 | -5 |
| -6.1 | Quarterfinal | 🇺🇸 USA 2 | 53 | 2♠ | ♣7 | = | -11 |
| -6.3 | Semifinal | 🇸🇬 SINGAPORE | 30 | 2♠ | ♠3 | +1 | +0 |
| -6.3 | Semifinal | 🇸🇬 SINGAPORE | 52 | 4♠ | ♣K | -1 | -12 |
| -6.7 | Semifinal | 🇸🇬 SINGAPORE | 17 | 2♥ | ♠3 | = | -12 |
| -6.7 | Semifinal | 🇸🇬 SINGAPORE | 39 | 6NT | ♥J | +1 | -11 |
| -7.3 | Semifinal | 🇸🇬 SINGAPORE | 40 | 4♠ | ♠3 | = | +0 |
| -7.3 | Final | 🇳🇱 NETHERLANDS | 48 | 6♠ | ♠J | = | +0 |
| -7.4 | Quarterfinal | 🇺🇸 USA 2 | 29 | 3NT | ♣7 | = | -7 |
| -8.7 | Semifinal | 🇸🇬 SINGAPORE | 27 | 4♠ | ♠3 | = | -10 |
| -8.7 | Semifinal | 🇸🇬 SINGAPORE | 55 | 7♥ | ♠3 | = | +0 |
| -8.9 | Quarterfinal | 🇺🇸 USA 2 | 33 | 3NT | ♠2 | +2 | -4 |
| -9.9 | Quarterfinal | 🇺🇸 USA 2 | 49 | 5♥x | ♦Q | -2 | -8 |
| -11.3 | Quarterfinal | 🇺🇸 USA 2 | 9 | 5♠x | ♥A | -3 | -15 |
| -11.3 | Quarterfinal | 🇺🇸 USA 2 | 32 | 6♦ | ♠2 | = | +13 |
| -11.6 | Quarterfinal | 🇺🇸 USA 2 | 35 | 6♠ | ♦K | -2 | -13 |
| -13.0 | Semifinal | 🇸🇬 SINGAPORE | 19 | 6♠ | ♠3 | = | +0 |
| -14.7 | Semifinal | 🇸🇬 SINGAPORE | 5 | 3NT | ♥3 | -1 | -15 |
| -15.7 | Final | 🇳🇱 NETHERLANDS | 49 | 7♣ | ♠K | -2 | -17 |