DONG Hao Zhen (John) · THE CANADIANS

17rank
-4.4Butler · 130 bds
-0.03per board
±5.3swing
-0.45vs par /bd · #15/16
+0.13adjusted /bd
Butler per round: 20.8 20.8 -68.5 -68.5 -68.5 -68.5 43.3 43.3 43.3by round

vs par split: bidding -0.54 · play +0.09

Strength of schedule: opponents averaged +0.17/bd (a tough draw) → opponent-adjusted +0.13/bd

Card play — on target: opening leads 71.9% #16 of 16 · declarer play 76.0% #11 of 16 · defence 81.4% #11 of 16

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (5)70.4% (27)
Declarer play71.4% (7)77.8% (18)
Defence42.9% (7)86.5% (52)

Opening leads by suit led: ♠ 100.0% (7) · ♥ 50.0% (8) · ♦ 62.5% (8) · ♣ 77.8% (9)

vs par by strain: NT -3.14 (29) · a suit +0.33 (101)

vs par by level: part-score +0.06 (47) · game -0.88 (72) · slam +0.18 (11)

By role: declaring +0.18/bd (-2.48 vs par · 71) · defending -0.29/bd (+2.00 vs par · 59)

By vulnerability: vulnerable -0.26/bd (+0.18 vs par · 65) · not vulnerable +0.19/bd (-1.08 vs par · 65)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalH.LubaG.Giubilo – G.GiubiloClosed16+15.7+0.98+2.25
QuarterfinalH.LubaG.Giubilo – G.GiubiloClosed16+5.1+0.32-0.31
SemifinalH.LubaK.Cichy – K.KopkaOpen14-15.8-1.13-3.50
SemifinalH.LubaK.Cichy – K.KopkaOpen14-30.4-2.17+0.43
SemifinalH.LubaK.Cichy – K.KopkaOpen14-28.2-2.01-1.93
SemifinalH.LubaJ.Bazyluk – T.KielbasaClosed14+5.9+0.42-1.43
FinalH.LubaS.Bune – C.LahrmannOpen14+18.4+1.31+1.29
FinalH.LubaS.Bune – C.LahrmannOpen14-1.7-0.12-3.57
FinalH.LubaS.Bune – C.LahrmannOpen14+26.6+1.90+2.36

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
+14.3SemifinalPOLAND27♥♦10-2+16
+13.0SemifinalPOLAND466NT♠3=-12
+11.4QuarterfinalITALIA94♠♥J=+13
+10.3SemifinalPOLAND454♠x♦2-3+12
+10.0QuarterfinalITALIA154♠♣3=+7
+8.7SemifinalPOLAND234♠♥K=+10
+8.7FinalMEISTERS DISCIPLE85♥♠Q=+1
+8.4QuarterfinalITALIA176♣♠A=-2
+8.3SemifinalPOLAND495♣♠10=+11
+8.0SemifinalPOLAND124♥♥A=+7
+8.0FinalMEISTERS DISCIPLE266♣♠4=-2
+8.0FinalMEISTERS DISCIPLE384♠♥J-1+12
+7.0FinalMEISTERS DISCIPLE315♦x♠K-1+8
+6.7FinalMEISTERS DISCIPLE114♠♣2-1+10
+6.7FinalMEISTERS DISCIPLE304♥♣J-1+10
+6.4QuarterfinalITALIA73♦♠K-1+6
+6.4QuarterfinalITALIA146♦♠J+1+11
+6.3SemifinalPOLAND15♣♠A+1-11
+6.0FinalMEISTERS DISCIPLE42♠♥A+3+10
+6.0FinalMEISTERS DISCIPLE373♦♥Q=+5
+5.6QuarterfinalITALIA106♣♠5+1+13
+5.3FinalMEISTERS DISCIPLE232♦x♥3-2-8
+5.0FinalMEISTERS DISCIPLE187♥x♥2-5+0
+5.0FinalMEISTERS DISCIPLE193♣♠3=+9
+5.0FinalMEISTERS DISCIPLE332♦♦3-2+0
+4.3SemifinalPOLAND114♠♥K-1-10
+4.3FinalMEISTERS DISCIPLE294♥♠K=+0
+4.0QuarterfinalITALIA111♠♠3=+5
+4.0SemifinalPOLAND543♥♦A-1-1
+4.0FinalMEISTERS DISCIPLE23♠♥2-1+10
+3.4QuarterfinalITALIA244♦♥9+1+7
+3.0QuarterfinalITALIA205♣x♠A-2+4
+3.0SemifinalPOLAND304♠♣A+2+13
+3.0FinalMEISTERS DISCIPLE71NT♥2+2+2
+2.7QuarterfinalITALIA311♠♥A=+5
+2.7FinalMEISTERS DISCIPLE143♦♥J-3+2
+2.3SemifinalPOLAND404♠x♥J-3-9
+2.3SemifinalPOLAND524♥♦4+1+0
+2.0SemifinalPOLAND474♠♦10-2+9
+1.7QuarterfinalITALIA283NT♦2+2-11
+1.7FinalMEISTERS DISCIPLE203NT♠5+4-12
+1.6QuarterfinalITALIA192NT♥9=-1
+1.3SemifinalPOLAND364♥♥8-1-3
+0.9QuarterfinalITALIA123NT♦2+3-10
+0.9QuarterfinalITALIA302♠♦3=+5
+0.7SemifinalPOLAND152♥♣K=+0
+0.7SemifinalPOLAND332NT♣7-1-5
+0.7SemifinalPOLAND443♥♣A=+6
+0.6QuarterfinalITALIA12♥♣K=-1
+0.3QuarterfinalITALIA65♥x♥2-2+0
+0.3SemifinalPOLAND44♥♣8+1+0
+0.3SemifinalPOLAND202♥♣4=+0
+0.3FinalMEISTERS DISCIPLE32♠♥K+2-6
-0.0QuarterfinalITALIA44♥♣J+1+0
-0.0QuarterfinalITALIA214♥♣3+1-10
-0.0QuarterfinalITALIA221NT♣J-1-2
-0.0QuarterfinalITALIA273NT♣9+2+0
-0.0SemifinalPOLAND71NT♥3-1+5
-0.0SemifinalPOLAND221NT♥3+1+0
-0.0SemifinalPOLAND315♥♥5+1-13
-0.0SemifinalPOLAND343NT♣7+2+0
+0.0FinalMEISTERS DISCIPLE14♥♠A=+0
+0.0FinalMEISTERS DISCIPLE104♥♣4-2+7
+0.0FinalMEISTERS DISCIPLE135♥♠K=-4
+0.0FinalMEISTERS DISCIPLE154♠♦J+1+0
+0.0FinalMEISTERS DISCIPLE254♠♥A=+0
+0.0FinalMEISTERS DISCIPLE354♥♥2+1+0
+0.0FinalMEISTERS DISCIPLE414♠♥K+1+10
+0.0FinalMEISTERS DISCIPLE423NT♥4+2+1
-0.3SemifinalPOLAND172♦x♦2-2+4
-0.3SemifinalPOLAND373NT♥8+3+10
-0.4QuarterfinalITALIA324♥♠K=+0
-0.6QuarterfinalITALIA252NT♥3-2-2
-0.7QuarterfinalITALIA294♠♦2+2+13
-0.7SemifinalPOLAND184♠♣Q+1+0
-0.7SemifinalPOLAND253NT♦6+1+4
-0.7SemifinalPOLAND506♥♦J=-11
-0.7FinalMEISTERS DISCIPLE274♠♥3+2-11
-1.0QuarterfinalITALIA182♥♠3+3-6
-1.0SemifinalPOLAND243♥♠2+1-4
-1.0SemifinalPOLAND553NT♠J=-1
-1.3QuarterfinalITALIA22♥x♠A-1+1
-1.3SemifinalPOLAND94♠♥Q=+0
-1.3SemifinalPOLAND163♣♠K-2+5
-1.3SemifinalPOLAND563♣♠A=-5
-1.7SemifinalPOLAND33♥♥5=-6
-1.7SemifinalPOLAND423♠♥3-2+0
-1.7FinalMEISTERS DISCIPLE341NT♥2-1+3
-1.7FinalMEISTERS DISCIPLE364♥♠8+1-1
-1.7FinalMEISTERS DISCIPLE393♥♣2=-6
-2.0SemifinalPOLAND353NT♠6-1+0
-2.0SemifinalPOLAND433♥♦K=+0
-2.0FinalMEISTERS DISCIPLE172♦♠4-2-5
-2.3FinalMEISTERS DISCIPLE64♠x♦A-1-11
-2.3FinalMEISTERS DISCIPLE162NT♠2=+0
-2.3FinalMEISTERS DISCIPLE321NT♠4-2-2
-2.7SemifinalPOLAND134♥♦6=+0
-2.7SemifinalPOLAND322♠♥2+2-1
-2.7FinalMEISTERS DISCIPLE283NT♠Q-1-6
-3.0QuarterfinalITALIA34♥♦A=+0
-3.0FinalMEISTERS DISCIPLE404♠♦Q=-7
-3.3FinalMEISTERS DISCIPLE122NT♦10-2-7
-3.7SemifinalPOLAND275♠♠6=+10
-3.7SemifinalPOLAND394♥♣5+1-4
-3.7FinalMEISTERS DISCIPLE55♠♥K+1+9
-3.7FinalMEISTERS DISCIPLE95♣x♦A-1-5
-3.9QuarterfinalITALIA163NT♠J=-7
-4.0FinalMEISTERS DISCIPLE222♥♣K-4-3
-5.0SemifinalPOLAND144♠♦A-1-5
-5.3SemifinalPOLAND482♠♦K+2+1
-5.6QuarterfinalITALIA232♥♥2=-6
-6.0QuarterfinalITALIA136♠♠6+1+13
-6.6QuarterfinalITALIA84♥♥3-2-9
-6.7SemifinalPOLAND192NT♣K=+1
-7.0SemifinalPOLAND285♣x♥A=-12
-7.0FinalMEISTERS DISCIPLE245♦♦2+1+0
-7.7SemifinalPOLAND293NT♠3+3-2
-8.0SemifinalPOLAND103NT♠10-1-12
-8.0SemifinalPOLAND264♥♦2+1-1
-8.0FinalMEISTERS DISCIPLE213NT♥6-1-12
-8.3QuarterfinalITALIA262♠♦5+2+1
-8.7SemifinalPOLAND386♥♦K-1-13
-8.7SemifinalPOLAND414♠♦J=+0
-9.1QuarterfinalITALIA55♦x♦3=-6
-9.3SemifinalPOLAND85♣x♥Q+1-8
-9.7SemifinalPOLAND62♦x♥A+1-13
-9.7SemifinalPOLAND513NT♥6-2-13
-10.7SemifinalPOLAND216♠♦5-1-11
-11.3SemifinalPOLAND54♠♣J=-12
-14.7SemifinalPOLAND534♥xx♣2-3-16