🇨🇳 DAI Jianming · CHINA LONG ZHU OPEN

27rank
-26.4Butler · 144 bds
-0.18per board
±4.8swing
-0.62vs par /bd · #17/18
-0.25adjusted /bd
Butler per round: 1.7 1.7 1.7 1.7 6.9 6.9 6.9 6.9 -35by round

vs par split: bidding +0.26 · play -0.41

Strength of schedule: opponents averaged -0.07/bd (an easy draw) → opponent-adjusted -0.25/bd

Card play — on target: opening leads 88.2% #9 of 18 · declarer play 70.4% #13 of 18 · defence 87.5% #15 of 18

Card play by contract type — on target
vs NTvs a suit
Opening leads·88.2% (17)
Declarer play·70.4% (27)
Defence·87.5% (40)

Opening leads by suit led: ♠ 100.0% (4) · ♥ 100.0% (2) · ♦ 77.8% (9) · ♣ 100.0% (2)

vs par by strain: a suit -0.15 (95)

vs par by level: part-score +1.14 (29) · game -1.50 (56) · slam +3.70 (10)

By role: declaring +0.46/bd (-2.31 vs par · 80) · defending -0.99/bd (+1.48 vs par · 64)

By vulnerability: vulnerable +0.09/bd (-1.08 vs par · 72) · not vulnerable -0.46/bd (-0.17 vs par · 72)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalL.YangG.Groetheim – U.TundalClosed16+6.9+0.43+0.88
QuarterfinalL.YangE.Lindqvist – B.BrogelandOpen16+18.1+1.13-0.12
QuarterfinalL.YangE.Saelensminde – P.AustbergClosed16-9.6-0.60-1.56
QuarterfinalL.YangB.Brogeland – E.LindqvistOpen16-13.7-0.86-1.56
SemifinalL.YangR.Katz – N.NickellClosed16-16.1-1.01-1.75
SemifinalL.YangZ.Mahmood – B.HammanOpen16+23.6+1.48+0.75
SemifinalL.YangB.Hamman – Z.MahmoodClosed16+13.7+0.86+2.62
SemifinalL.YangN.Nickell – R.KatzClosed16-14.3-0.89-0.94
Play-offL.YangK.Karaivanov – R.TrendafilovClosed16-35.0-2.19-3.94

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
+15.9Quarterfinal🇳🇴 NORWAY76♠♣3=+13
+13.3Semifinal🇺🇸 USA 2554♥x♣5=+7
+11.1Quarterfinal🇳🇴 NORWAY216♠♣A-1+13
+11.0Semifinal🇺🇸 USA 2124♥♠8+2+11
+9.9Quarterfinal🇳🇴 NORWAY736♠♦4-1+17
+9.1Quarterfinal🇳🇴 NORWAY304♠♣A=+7
+8.7Semifinal🇺🇸 USA 2524♥♠T-2+13
+8.4Quarterfinal🇳🇴 NORWAY584♠♦2=-5
+7.0Semifinal🇺🇸 USA 2354♠♥2+1+0
+6.9Quarterfinal🇳🇴 NORWAY716♣♣3=-2
+6.7Semifinal🇺🇸 USA 2463N♣K=+7
+6.0Play-off🇧🇬 BULGARIA162♠♠Q+1+0
+5.7Semifinal🇺🇸 USA 2673♦♦6+1+10
+5.4Quarterfinal🇳🇴 NORWAY22♥♦T+3+6
+5.0Semifinal🇺🇸 USA 2116N♣7=+2
+5.0Semifinal🇺🇸 USA 2334♠♦2=+0
+4.9Quarterfinal🇳🇴 NORWAY642N♣2-2+5
+4.7Quarterfinal🇳🇴 NORWAY162♠♦9-2+2
+4.7Semifinal🇺🇸 USA 2622♦♦2=+6
+4.3Semifinal🇺🇸 USA 2783♦♦4+1+6
+4.0Semifinal🇺🇸 USA 2605♦♥2-1+6
+4.0Semifinal🇺🇸 USA 2663N♠4=-1
+4.0Semifinal🇺🇸 USA 2744♠♥J=+10
+3.7Semifinal🇺🇸 USA 2154♠♦K+1+1
+3.3Semifinal🇺🇸 USA 2483N♦6=+0
+3.3Semifinal🇺🇸 USA 2512♣x♠T-2+5
+3.3Semifinal🇺🇸 USA 2574♥♦7+1+0
+3.1Quarterfinal🇳🇴 NORWAY253N=+0
+3.1Quarterfinal🇳🇴 NORWAY505♦♥T=-1
+3.0Semifinal🇺🇸 USA 2794♠♦K=+0
+3.0Play-off🇧🇬 BULGARIA23N♥K-1-6
+3.0Play-off🇧🇬 BULGARIA124♠♦A-1-5
+2.9Quarterfinal🇳🇴 NORWAY132♠♦A+1+0
+2.6Quarterfinal🇳🇴 NORWAY262♥♥5=+0
+2.4Quarterfinal🇳🇴 NORWAY53N♣2+2+0
+2.3Semifinal🇺🇸 USA 282♠x♣K-3+3
+2.1Quarterfinal🇳🇴 NORWAY805♥x♣A-3+14
+1.9Quarterfinal🇳🇴 NORWAY204♠♦5=+0
+1.9Quarterfinal🇳🇴 NORWAY533♣♦3-1+6
+1.9Quarterfinal🇳🇴 NORWAY593N♠5+3+1
+1.7Quarterfinal🇳🇴 NORWAY83N♠A+1+0
+1.7Semifinal🇺🇸 USA 2371N♥4=-1
+1.7Semifinal🇺🇸 USA 2632♠♥A=-1
+1.6Quarterfinal🇳🇴 NORWAY143N♦8-1+8
+1.3Quarterfinal🇳🇴 NORWAY184♠♦5-1+6
+1.3Semifinal🇺🇸 USA 2403N♣5+2+1
+1.3Semifinal🇺🇸 USA 2494♠♣5+2+1
+1.1Quarterfinal🇳🇴 NORWAY314♥♠J=+0
+1.1Quarterfinal🇳🇴 NORWAY325♣♠A=+2
+1.0Semifinal🇺🇸 USA 233N♦5+2+1
+1.0Semifinal🇺🇸 USA 2392♠♦2=+9
+1.0Semifinal🇺🇸 USA 2433N♥Q+1+1
+1.0Play-off🇧🇬 BULGARIA83N♦4+2+1
+1.0Play-off🇧🇬 BULGARIA134♠♦5+2-12
+0.9Quarterfinal🇳🇴 NORWAY704N♥2+1+0
+0.7Quarterfinal🇳🇴 NORWAY196♥x♦3-4-7
+0.7Semifinal🇺🇸 USA 214♥♠K=+1
+0.7Semifinal🇺🇸 USA 242♣♦Q-1+5
+0.7Semifinal🇺🇸 USA 2384♣♠5=-7
+0.7Semifinal🇺🇸 USA 2643N♥T=+0
+0.4Quarterfinal🇳🇴 NORWAY43♠♥4-2+2
+0.4Quarterfinal🇳🇴 NORWAY114♥♠9=+1
+0.4Quarterfinal🇳🇴 NORWAY785♣♦K-1+5
+0.3Semifinal🇺🇸 USA 2414♥♣A+1+0
+0.3Semifinal🇺🇸 USA 2423♦♣6+3-10
+0.3Semifinal🇺🇸 USA 2715♠♥5+1-13
+0.1Quarterfinal🇳🇴 NORWAY171N♠K=+0
+0.0Quarterfinal🇳🇴 NORWAY93N♥T+2+0
-0.0Quarterfinal🇳🇴 NORWAY496♠♣A=+0
-0.0Quarterfinal🇳🇴 NORWAY555♣♥K+1+1
-0.0Quarterfinal🇳🇴 NORWAY611N♣K-1+0
+0.0Quarterfinal🇳🇴 NORWAY663N♥8+3+10
+0.0Semifinal🇺🇸 USA 294♥♦K=+0
+0.0Semifinal🇺🇸 USA 2163N♥K=-10
+0.0Semifinal🇺🇸 USA 2453N♠9-1+5
-0.0Semifinal🇺🇸 USA 2592♦♠A+1+1
+0.0Play-off🇧🇬 BULGARIA41N♥7-2-7
+0.0Play-off🇧🇬 BULGARIA63N♣3+4-14
+0.0Play-off🇧🇬 BULGARIA94♠♣K+1+0
+0.0Play-off🇧🇬 BULGARIA154♠♥3=+3
-0.3Quarterfinal🇳🇴 NORWAY794♠♦K+1-13
-0.3Semifinal🇺🇸 USA 2361N♦5=+2
-0.3Semifinal🇺🇸 USA 2583N♠3+1+0
-0.7Quarterfinal🇳🇴 NORWAY224♣♣5-1+1
-0.7Quarterfinal🇳🇴 NORWAY544♥♦7+1+0
-0.7Semifinal🇺🇸 USA 2473N♦7=-1
-0.7Semifinal🇺🇸 USA 2611N♦8+2+10
-0.7Semifinal🇺🇸 USA 2771N♥Q=-11
-1.0Play-off🇧🇬 BULGARIA31N♥3+1-1
-1.0Play-off🇧🇬 BULGARIA73N♥A+2+0
-1.3Quarterfinal🇳🇴 NORWAY242♥♠2-3+0
-1.3Semifinal🇺🇸 USA 2683N♥5+2-1
-1.3Semifinal🇺🇸 USA 2692♥♦J-1+1
-1.3Semifinal🇺🇸 USA 2703N♠6-2-11
-1.4Quarterfinal🇳🇴 NORWAY523N♠2-2-8
-1.4Quarterfinal🇳🇴 NORWAY633N♥6=-7
-1.4Quarterfinal🇳🇴 NORWAY723N♥T-2-11
-1.4Quarterfinal🇳🇴 NORWAY773♦♣3-2+10
-1.6Quarterfinal🇳🇴 NORWAY741N♥Q=-5
-1.7Semifinal🇺🇸 USA 2343♣♦A=+1
-1.7Semifinal🇺🇸 USA 2565♣x♠2-1+5
-2.0Semifinal🇺🇸 USA 2444♥♦8-1+5
-2.0Play-off🇧🇬 BULGARIA54♠♦5+2-1
-2.1Quarterfinal🇳🇴 NORWAY763N♠T=+0
-2.3Quarterfinal🇳🇴 NORWAY284♠♠8=-11
-2.3Quarterfinal🇳🇴 NORWAY674♠x♦A-1-6
-2.3Semifinal🇺🇸 USA 2103♣♠2=-6
-2.3Semifinal🇺🇸 USA 2802♠♥4-1+2
-2.4Quarterfinal🇳🇴 NORWAY236♥♠J=+0
-2.4Quarterfinal🇳🇴 NORWAY295♦♥A-1-6
-2.7Quarterfinal🇳🇴 NORWAY14♠♣2-2-6
-2.7Quarterfinal🇳🇴 NORWAY513N♠5+1+0
-3.0Quarterfinal🇳🇴 NORWAY683N♦3-1-12
-3.0Semifinal🇺🇸 USA 2762♥x♣9-1-2
-3.3Quarterfinal🇳🇴 NORWAY34♠♦5+1-2
-3.6Quarterfinal🇳🇴 NORWAY104♠♥Q+1+10
-3.7Semifinal🇺🇸 USA 2723♥♦2-1-5
-3.7Semifinal🇺🇸 USA 2734♥♣4=+0
-4.0Quarterfinal🇳🇴 NORWAY693♠♥A-1-12
-4.0Semifinal🇺🇸 USA 224♠♦2-2-9
-4.0Semifinal🇺🇸 USA 2503N♥2=+1
-4.1Quarterfinal🇳🇴 NORWAY565♦♥Q=+2
-4.3Semifinal🇺🇸 USA 266N♥T=+0
-4.9Quarterfinal🇳🇴 NORWAY154♥♠K+1-13
-4.9Quarterfinal🇳🇴 NORWAY274♠♥6=-7
-5.0Quarterfinal🇳🇴 NORWAY63♣♦4=+0
-5.3Quarterfinal🇳🇴 NORWAY606♦♣4=-7
-5.3Semifinal🇺🇸 USA 2134♥♣T=-13
-5.6Quarterfinal🇳🇴 NORWAY627N♠K=+0
-8.0Semifinal🇺🇸 USA 254♥♦J-1-12
-8.3Semifinal🇺🇸 USA 274♠♦K-1+3
-8.3Semifinal🇺🇸 USA 2144♥♦Q-1-5
-8.3Semifinal🇺🇸 USA 2537♠♦J=+0
-8.3Semifinal🇺🇸 USA 2656♣♠A=+10
-8.6Quarterfinal🇳🇴 NORWAY574♠♣3-1-12
-8.7Quarterfinal🇳🇴 NORWAY655♣♥3-3-12
-9.0Quarterfinal🇳🇴 NORWAY124♠♣K=-7
-9.1Quarterfinal🇳🇴 NORWAY753N♣5+1-8
-10.0Semifinal🇺🇸 USA 2753N♥4-1-10
-11.0Play-off🇧🇬 BULGARIA13N♣J=-6
-11.0Play-off🇧🇬 BULGARIA115♥♦2-1-11
-11.0Play-off🇧🇬 BULGARIA146N♦3=+0
-12.0Play-off🇧🇬 BULGARIA105♦x♣4=-4
-12.3Semifinal🇺🇸 USA 2544♥x♠9-2-12