🇵🇱 JASSEM Krzysztof · POLAND

64rank
-54.2Butler · 112 bds
-0.48per board
±4.7swing
-0.10vs par /bd
-0.28adjusted /bd
Butler per round: -23.4 -23.4 3.8 3.8 -41.6 -41.6 7by round

vs par split: bidding -0.44 · play +0.31

Strength of schedule: opponents averaged +0.20/bd (a tough draw) → opponent-adjusted -0.28/bd

Card play — on target: opening leads 66.7% · declarer play 78.1% · defence 88.3%

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (3)66.7% (12)
Declarer play33.3% (9)95.7% (23)
Defence86.7% (15)88.9% (45)

Opening leads by suit led: ♠ 60.0% (5) · ♥ 50.0% (4) · ♦ 75.0% (4) · ♣ 100.0% (2)

vs par by strain: NT +0.00 (29) · a suit -0.17 (82)

vs par by level: part-score -0.80 (40) · game +0.02 (63) · slam +2.12 (8)

By role: declaring -0.50/bd (-2.33 vs par · 51) · defending -0.47/bd (+1.77 vs par · 61)

By vulnerability: vulnerable -0.31/bd (-0.46 vs par · 56) · not vulnerable -0.66/bd (+0.27 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 16M.MazurkiewiczB.Igla – F.PiedraClosed16-0.5-0.03-0.31
Round of 16M.MazurkiewiczB.Igla – F.PiedraClosed16-22.9-1.43-0.38
QuarterfinalM.MazurkiewiczJ.Sylvan – F.WrangOpen16-9.0-0.56-3.00
QuarterfinalM.MazurkiewiczN.Warne – T.BergdahlClosed16+12.8+0.80+1.31
SemifinalM.MazurkiewiczB.Nab – B.DrijverOpen16-24.3-1.52+0.50
SemifinalM.MazurkiewiczB.Drijver – B.NabClosed16-17.3-1.08+0.75
FinalM.MazurkiewiczF.Goded – L.LantaronOpen16+7.0+0.44+0.44

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.

ButlerRoundOpponentsBdContractLeadResvs par
+12.1Quarterfinal🇸🇪 SWEDEN553NT♣K=+10
+11.0Final🇪🇸 SPAIN93NT♣A+1+8
+9.7Quarterfinal🇸🇪 SWEDEN43NT♣Q=-13
+9.7Quarterfinal🇸🇪 SWEDEN523NT♥10-2+8
+8.7Final🇪🇸 SPAIN84♥♠2-2-8
+7.0Final🇪🇸 SPAIN24♥♣A=+0
+6.7Final🇪🇸 SPAIN103NT♣10-2+13
+6.1Round of 16🇨🇭 SWITZERLAND176♦♣A-2+11
+6.0Semifinal🇳🇱 NETHERLANDS603NT♠K-1+12
+5.6Round of 16🇨🇭 SWITZERLAND314♥♠5-1+12
+5.3Round of 16🇨🇭 SWITZERLAND142♠♦A+2+6
+5.3Semifinal🇳🇱 NETHERLANDS65♣x♥A-2+0
+5.0Semifinal🇳🇱 NETHERLANDS104♠♠2-3+14
+4.7Semifinal🇳🇱 NETHERLANDS574♦♦5=+0
+4.6Quarterfinal🇸🇪 SWEDEN572♥♠A+2+2
+4.3Semifinal🇳🇱 NETHERLANDS546♠♥5-2+11
+4.1Round of 16🇨🇭 SWITZERLAND53NT♥3+2+12
+3.7Semifinal🇳🇱 NETHERLANDS644♠♣6-1+10
+3.1Quarterfinal🇸🇪 SWEDEN83♣♣2+2+6
+3.0Quarterfinal🇸🇪 SWEDEN63NT♠10+1+0
+3.0Semifinal🇳🇱 NETHERLANDS114♠♥2-3+10
+2.9Quarterfinal🇸🇪 SWEDEN103♦♠Q-1+0
+2.9Quarterfinal🇸🇪 SWEDEN496♠♥Q-1+11
+2.7Round of 16🇨🇭 SWITZERLAND12♦♦2=+5
+2.6Round of 16🇨🇭 SWITZERLAND41NT♦5=-1
+2.6Quarterfinal🇸🇪 SWEDEN545♦♣K-1-6
+2.5Round of 16🇨🇭 SWITZERLAND254♠♣K-2+6
+2.4Round of 16🇨🇭 SWITZERLAND164♠♣3=+0
+2.0Final🇪🇸 SPAIN112♥♣10-1-4
+1.7Quarterfinal🇸🇪 SWEDEN134♠♦10-1+6
+1.7Quarterfinal🇸🇪 SWEDEN514♠♦A=+3
+1.7Semifinal🇳🇱 NETHERLANDS31♠♦K=+1
+1.6Quarterfinal🇸🇪 SWEDEN153♣♠Q+1+1
+1.3Round of 16🇨🇭 SWITZERLAND72♥♠9+1+12
+1.3Semifinal🇳🇱 NETHERLANDS613NT♦5+1+10
+1.3Final🇪🇸 SPAIN6Pass+3
+1.1Round of 16🇨🇭 SWITZERLAND92♥♣8-1-1
+1.1Round of 16🇨🇭 SWITZERLAND104♥♦Q+1+1
+1.1Quarterfinal🇸🇪 SWEDEN614♠♣K=+0
+1.0Semifinal🇳🇱 NETHERLANDS73NT♠4=+1
+1.0Final🇪🇸 SPAIN154♠♥3+1+0
+0.9Quarterfinal🇸🇪 SWEDEN112♦♠5+1+0
+0.8Round of 16🇨🇭 SWITZERLAND302♠♦7-2+7
+0.7Round of 16🇨🇭 SWITZERLAND24♠♦2=-11
+0.7Round of 16🇨🇭 SWITZERLAND324♠♦A+1+0
+0.7Quarterfinal🇸🇪 SWEDEN503♥♥A-1+2
+0.6Quarterfinal🇸🇪 SWEDEN24♠♦A=+0
+0.3Quarterfinal🇸🇪 SWEDEN601♦♣Q+3+10
+0.3Quarterfinal🇸🇪 SWEDEN643NT♠8+2+0
+0.3Semifinal🇳🇱 NETHERLANDS582♣♥7+1+0
+0.2Round of 16🇨🇭 SWITZERLAND132♦♥K-1+1
+0.1Quarterfinal🇸🇪 SWEDEN14♥♦8=-1
-0.0Round of 16🇨🇭 SWITZERLAND264♥♥10+1-1
-0.0Semifinal🇳🇱 NETHERLANDS493♣♦9=+0
-0.0Final🇪🇸 SPAIN13NT♣4+3+11
-0.0Final🇪🇸 SPAIN124♠♦6=+0
-0.1Round of 16🇨🇭 SWITZERLAND64♠♥A+1+4
-0.1Round of 16🇨🇭 SWITZERLAND123NT♣7=+1
-0.3Quarterfinal🇸🇪 SWEDEN73♠♦2=+0
-0.3Semifinal🇳🇱 NETHERLANDS23♠♥J+2+6
-0.3Semifinal🇳🇱 NETHERLANDS91NT♦8=+5
-0.4Round of 16🇨🇭 SWITZERLAND293NT♣K+1+0
-0.6Quarterfinal🇸🇪 SWEDEN563NT♣4-2-5
-0.7Round of 16🇨🇭 SWITZERLAND275♥♠K=+0
-0.7Semifinal🇳🇱 NETHERLANDS82♥♦6=+0
-0.7Final🇪🇸 SPAIN166♠♥3=-13
-0.9Quarterfinal🇸🇪 SWEDEN534♠♥6+1+0
-1.0Semifinal🇳🇱 NETHERLANDS153NT♦4+1+0
-1.0Semifinal🇳🇱 NETHERLANDS164♥♦8+1-1
-1.1Round of 16🇨🇭 SWITZERLAND83♥♠Q-2-5
-1.3Final🇪🇸 SPAIN143NT♥3+3+10
-1.4Quarterfinal🇸🇪 SWEDEN92♠♠6-1-7
-1.6Round of 16🇨🇭 SWITZERLAND194♥♠5=+1
-1.6Quarterfinal🇸🇪 SWEDEN147♠♥Q=+0
-1.8Round of 16🇨🇭 SWITZERLAND242♦♦4=+0
-2.0Semifinal🇳🇱 NETHERLANDS532♠♥2-1-4
-2.3Semifinal🇳🇱 NETHERLANDS43♥♠2+2+2
-2.3Semifinal🇳🇱 NETHERLANDS514♠♦A-2-7
-2.8Round of 16🇨🇭 SWITZERLAND201♦♦2-1-11
-3.0Semifinal🇳🇱 NETHERLANDS594♠♣Q+3-10
-3.1Quarterfinal🇸🇪 SWEDEN163NT♥2-1-5
-3.2Round of 16🇨🇭 SWITZERLAND154♥♦Q-1-5
-3.3Round of 16🇨🇭 SWITZERLAND221NT♥10+1-10
-3.3Semifinal🇳🇱 NETHERLANDS504♥♠10-1+2
-3.3Semifinal🇳🇱 NETHERLANDS633NT♠7=-3
-3.3Final🇪🇸 SPAIN133NT♠3=-10
-3.5Round of 16🇨🇭 SWITZERLAND214♥♦2-2-5
-3.7Round of 16🇨🇭 SWITZERLAND284♥x♣A-1-6
-3.7Quarterfinal🇸🇪 SWEDEN623♣♦4+1+0
-4.1Quarterfinal🇸🇪 SWEDEN633♣♠Q=-6
-4.6Quarterfinal🇸🇪 SWEDEN33♥♦10=-6
-4.6Quarterfinal🇸🇪 SWEDEN584♣♣A=-1
-4.7Semifinal🇳🇱 NETHERLANDS142♥♠7=+0
-4.7Semifinal🇳🇱 NETHERLANDS621♠x♠5-2-15
-4.7Final🇪🇸 SPAIN45♣♠J-2-8
-5.3Semifinal🇳🇱 NETHERLANDS556♠♠2+1+13
-5.7Semifinal🇳🇱 NETHERLANDS563♣♠5=+0
-6.3Semifinal🇳🇱 NETHERLANDS13NT♠2=-7
-6.7Semifinal🇳🇱 NETHERLANDS52♥x♦K-1-7
-6.7Final🇪🇸 SPAIN35♦x♥A=-8
-6.7Final🇪🇸 SPAIN55♦♥A=+13
-7.3Semifinal🇳🇱 NETHERLANDS134♠♥9-2-3
-7.3Final🇪🇸 SPAIN74♥♥A=+0
-7.8Round of 16🇨🇭 SWITZERLAND33♠♦5-3-13
-8.0Semifinal🇳🇱 NETHERLANDS522♣x♠7+1-7
-8.6Quarterfinal🇸🇪 SWEDEN126♣♥3-1-16
-9.2Round of 16🇨🇭 SWITZERLAND233NT♥2=-10
-9.3Quarterfinal🇸🇪 SWEDEN594♥x♠3=-7
-9.7Round of 16🇨🇭 SWITZERLAND113NT♣Q-2-11
-9.7Semifinal🇳🇱 NETHERLANDS123NT♣2-2-13
-11.6Round of 16🇨🇭 SWITZERLAND187NT♣5=+0
-13.0Quarterfinal🇸🇪 SWEDEN53NT♥7-2-13