🇳🇱 VAN DER VALK Marieke · NETHERLANDS

25rank
-38.1Butler · 126 bds
-0.30per board
±5.5swing
-0.51vs par /bd · #17/18
-0.51adjusted /bd
Butler per round: 7.9 7.9 7.9 5.3 5.3 5.3 5.3 -51.3 -51.3by round

vs par split: bidding +0.30 · play -0.03

Strength of schedule: opponents averaged -0.21/bd (an easy draw) → opponent-adjusted -0.51/bd

Card play — on target: opening leads 80.0% #6 of 18 · declarer play 65.5% #14 of 18 · defence 91.4% #5 of 18

Bidding activity — not a pass: 48.5% #2 of 18 (172/355)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (4)72.7% (11)
Declarer play100.0% (4)60.0% (25)
Defence87.5% (8)92.6% (27)

Opening leads by suit led: ♠ 75.0% (4) · ♥ 60.0% (5) · ♦ 100.0% (3) · ♣ 100.0% (3)

vs par by strain: NT -0.89 (28) · a suit -0.40 (98)

vs par by level: part-score -0.40 (52) · game -0.84 (63) · slam +0.91 (11)

By role: declaring -0.27/bd (-2.29 vs par · 83) · defending -0.37/bd (+2.93 vs par · 43)

By vulnerability: vulnerable +0.32/bd (-0.43 vs par · 63) · not vulnerable -0.93/bd (-0.59 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalA.OranjeH.Chow – N.QianClosed14-20.7-1.48-0.79
QuarterfinalA.OranjeA.Donnellan – K.HelmboldClosed14+12.2+0.87+0.29
QuarterfinalA.OranjeC.Ehrlichman – K.HwangClosed14+16.4+1.17-1.00
SemifinalA.OranjeN.Yamazaki – Y.InamuraClosed14-3.4-0.24+1.14
SemifinalA.OranjeN.Yamazaki – Y.InamuraClosed14-5.0-0.36+1.00
SemifinalA.OranjeY.Inamura – M.HironoClosed14+14.0+1.00+0.86
SemifinalA.OranjeY.Inamura – N.YamazakiOpen14-0.3-0.02-2.07
FinalA.OranjeD.Lucka – N.SuszanowiczClosed14-27.9-1.99+0.36
FinalA.OranjeD.Lucka – N.SuszanowiczOpen14-23.4-1.67-4.36

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.

ButlerRoundOpponentsBdContractLeadResvs par
+14.6Quarterfinal🇺🇸 USA1416♥x♠J-2+15
+14.0Semifinal🇯🇵 JAPAN206♥x♣6=+6
+13.0Final🇵🇱 POLAND236♣+1+13
+12.0Semifinal🇯🇵 JAPAN384♥x♣K+1+8
+12.0Semifinal🇯🇵 JAPAN484♠=+10
+11.0Semifinal🇯🇵 JAPAN282♦♥K-2+11
+10.3Quarterfinal🇺🇸 USA1443NT♣Q+1+0
+10.0Quarterfinal🇺🇸 USA1495♥♦A-2+7
+9.4Quarterfinal🇺🇸 USA174♥♣3=+10
+8.7Semifinal🇯🇵 JAPAN414♥♦A+2+9
+7.3Semifinal🇯🇵 JAPAN52NT♥4-1+6
+7.3Semifinal🇯🇵 JAPAN74♠♥2=+10
+7.3Semifinal🇯🇵 JAPAN184♥♣2+1+11
+6.3Semifinal🇯🇵 JAPAN104♥♦4-1+12
+6.0Semifinal🇯🇵 JAPAN21NT♥2+1+6
+6.0Semifinal🇯🇵 JAPAN234♦♠6=+0
+5.0Semifinal🇯🇵 JAPAN434♠-2-7
+4.6Quarterfinal🇺🇸 USA1143♠♣4-1+5
+4.3Quarterfinal🇺🇸 USA1311NT♥6=+11
+4.3Semifinal🇯🇵 JAPAN372♠♥7=+1
+4.0Quarterfinal🇺🇸 USA132♠♥K=+0
+3.9Quarterfinal🇺🇸 USA1324♥x♦A-2+4
+3.9Quarterfinal🇺🇸 USA1401NT♠5+1+1
+3.7Quarterfinal🇺🇸 USA1565♣♣6=+7
+3.7Semifinal🇯🇵 JAPAN401♥♦9+1+5
+3.7Final🇵🇱 POLAND54♠♦Q+1+0
+3.3Final🇵🇱 POLAND163♥=+0
+3.1Quarterfinal🇺🇸 USA1305♥♠K-1+2
+2.7Semifinal🇯🇵 JAPAN493♥=+7
+2.4Quarterfinal🇺🇸 USA1473NT♦3=-1
+2.3Final🇵🇱 POLAND143♦♣6+1-7
+1.7Quarterfinal🇺🇸 USA1383♣♥Q=+0
+1.7Final🇵🇱 POLAND72♣♠A=-1
+1.7Final🇵🇱 POLAND223NT=-11
+1.4Quarterfinal🇺🇸 USA113NT♠8-1+10
+1.4Quarterfinal🇺🇸 USA1512♦♥8=+1
+1.3Quarterfinal🇺🇸 USA1453NT♠T+1+0
+1.3Semifinal🇯🇵 JAPAN453♠=+1
+1.3Semifinal🇯🇵 JAPAN551NT=-7
+1.3Final🇵🇱 POLAND282♦=+1
+1.0Semifinal🇯🇵 JAPAN151NT♥T=+5
+1.0Semifinal🇯🇵 JAPAN214♥♣5=+13
+1.0Semifinal🇯🇵 JAPAN353NT♥J=+0
+1.0Semifinal🇯🇵 JAPAN534♠+1+1
+0.7Semifinal🇯🇵 JAPAN142♥x♥A-1+0
+0.7Semifinal🇯🇵 JAPAN243♣♥4-2+0
+0.7Semifinal🇯🇵 JAPAN365♠♥T-3+4
+0.4Quarterfinal🇺🇸 USA1424♥♠2+1+0
+0.3Quarterfinal🇺🇸 USA1483NT♣K=+0
+0.3Quarterfinal🇺🇸 USA1534♠♥4+2-13
+0.3Semifinal🇯🇵 JAPAN33NT♠5+2+0
+0.3Semifinal🇯🇵 JAPAN253NT♠6+1+1
+0.3Semifinal🇯🇵 JAPAN323NT♥T+2+0
+0.3Semifinal🇯🇵 JAPAN444♥+2-11
+0.3Final🇵🇱 POLAND214♥-2-8
-0.0Quarterfinal🇺🇸 USA1546♥♠7=+0
-0.0Semifinal🇯🇵 JAPAN64♠♣J+1+0
-0.0Semifinal🇯🇵 JAPAN114♥♥2=+0
-0.0Semifinal🇯🇵 JAPAN134♥♣K=+3
-0.0Semifinal🇯🇵 JAPAN294♥♣A+1+0
-0.0Semifinal🇯🇵 JAPAN302♥♦Q+1+0
-0.0Semifinal🇯🇵 JAPAN314♠♦9+1+11
-0.0Semifinal🇯🇵 JAPAN394♠♥A+1-1
+0.0Semifinal🇯🇵 JAPAN512♠=+0
-0.0Final🇵🇱 POLAND44♠♠5=+0
-0.0Final🇵🇱 POLAND114♠♣K=+0
+0.0Final🇵🇱 POLAND204♥=+0
-0.3Semifinal🇯🇵 JAPAN564♠=-1
-0.3Final🇵🇱 POLAND182♥+1-10
-0.4Quarterfinal🇺🇸 USA1336♥♦T-1+13
-0.4Quarterfinal🇺🇸 USA1434♠♣J=+0
-0.7Quarterfinal🇺🇸 USA1344♠♥A=-11
-0.7Quarterfinal🇺🇸 USA1551NT♥2=+1
-0.7Final🇵🇱 POLAND192♥-1+2
-0.9Quarterfinal🇺🇸 USA1364♥♠3=+0
-1.0Final🇵🇱 POLAND32♦♠Q-4+0
-1.0Final🇵🇱 POLAND84♠♣Q-1+5
-1.3Semifinal🇯🇵 JAPAN162♥♠4=-1
-1.3Final🇵🇱 POLAND62NT♠A=+0
-1.3Final🇵🇱 POLAND103♦♠9-2-2
-1.7Quarterfinal🇺🇸 USA1122♥♠A+3-6
-1.7Semifinal🇯🇵 JAPAN83♥♠5-1+4
-1.9Quarterfinal🇺🇸 USA1133NT♠T+3-2
-2.3Quarterfinal🇺🇸 USA154♦♠5=+10
-2.3Semifinal🇯🇵 JAPAN13NT♥Q-4-7
-2.3Semifinal🇯🇵 JAPAN463♥=-1
-2.4Quarterfinal🇺🇸 USA1461NT♣7-2+1
-2.7Quarterfinal🇺🇸 USA1354♥♦J+2-13
-2.7Semifinal🇯🇵 JAPAN524♠=-8
-2.9Quarterfinal🇺🇸 USA124♠♦Q+2+9
-2.9Quarterfinal🇺🇸 USA1524♦♥T-1-5
-3.0Quarterfinal🇺🇸 USA193♦♠A=+1
-3.0Final🇵🇱 POLAND173♠+1+4
-3.3Final🇵🇱 POLAND154♥-1-6
-3.6Quarterfinal🇺🇸 USA1112♥♣J+2-6
-3.7Final🇵🇱 POLAND12♥♣K=-5
-4.0Semifinal🇯🇵 JAPAN43NT♠J+2+0
-4.0Semifinal🇯🇵 JAPAN543NT+1+0
-4.3Quarterfinal🇺🇸 USA1392♦♥7-2-6
-4.3Semifinal🇯🇵 JAPAN335♣♥2-2-11
-4.4Quarterfinal🇺🇸 USA182NT♣2-1-5
-4.6Quarterfinal🇺🇸 USA1373♥♣4=-6
-4.7Final🇵🇱 POLAND133♥♦J=+2
-5.0Final🇵🇱 POLAND253NT-1-10
-5.3Quarterfinal🇺🇸 USA145♠♦A-2-16
-5.7Semifinal🇯🇵 JAPAN343♠x♣A-4-3
-6.1Quarterfinal🇺🇸 USA1293♥♦J+1-6
-6.3Semifinal🇯🇵 JAPAN264♠♦7=+0
-6.3Semifinal🇯🇵 JAPAN473NT=+1
-6.3Final🇵🇱 POLAND23♠x♥4-4+12
-6.7Semifinal🇯🇵 JAPAN426♣♠A-2-11
-6.9Quarterfinal🇺🇸 USA1502♠♣6-1-12
-7.0Final🇵🇱 POLAND122♥♠J-1-10
-7.4Quarterfinal🇺🇸 USA1106♥♣Q+1-13
-7.6Quarterfinal🇺🇸 USA162♠x♠4-2-8
-8.0Semifinal🇯🇵 JAPAN226♦♥4=+0
-8.3Semifinal🇯🇵 JAPAN506♥-1-14
-9.0Final🇵🇱 POLAND245♦+2-14
-9.0Final🇵🇱 POLAND274♥-1-10
-9.3Final🇵🇱 POLAND96♥♦5=+11
-10.0Semifinal🇯🇵 JAPAN173NT♣6-1-10
-10.0Semifinal🇯🇵 JAPAN276♠♥9-1-10
-10.7Semifinal🇯🇵 JAPAN195♣♥3-1-12
-11.0Semifinal🇯🇵 JAPAN124♥♣K=-3
-12.3Semifinal🇯🇵 JAPAN93NT♠2-1-15
-12.7Final🇵🇱 POLAND263♦x-3-12