🇨🇳 JIANG Yujie · CHINA

21rank
+155.0Butler · 272 bds
+0.57per board
±4.3swing
+1.04vs par /bd · #11/106
+0.61adjusted /bd
Butler per round: 24.9 33.9 8.3 28.2 12.2 3.2 39.9 -11.3 -18.7 17.1 -12.1 7.8 -9.8 10.7 3.6 8.8 8.3by round

vs par split: bidding +0.75 · play +0.25

Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted +0.61/bd

Card play — on target: opening leads 88.1% #5 of 106 · declarer play 88.1% #3 of 106 · defence 90.3% #15 of 106

Card play by contract type — on target
vs NTvs a suit
Opening leads88.9% (18)87.8% (49)
Declarer play88.9% (18)87.8% (49)
Defence81.1% (37)93.8% (97)

Opening leads by suit led: ♠ 81.0% (21) · ♥ 92.3% (13) · ♦ 92.9% (14) · ♣ 89.5% (19)

vs par by strain: NT +1.59 (79) · a suit +0.81 (193)

vs par by level: part-score +0.48 (99) · game +1.07 (155) · slam +3.78 (18)

By role: declaring +0.77/bd (-1.01 vs par · 135) · defending +0.37/bd (+3.05 vs par · 137)

By vulnerability: vulnerable +0.23/bd (+0.57 vs par · 136) · not vulnerable +0.91/bd (+1.50 vs par · 136)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1Y.ChenA.Tebha – O.BashirClosed16+24.9+1.56+2.12
Round 3Y.ChenM.Moustafa Shedid – A.DarwishOpen16+33.9+2.12+5.25
Round 4Y.ChenS.Skorchev – D.SpasovOpen16+8.3+0.52+1.31
Round 5Y.ChenJ.Tsang – A.IaboniClosed16+28.2+1.76+1.75
Round 6Y.ChenS.Drodge – S.GannonOpen16+12.2+0.76-0.81
Round 7Y.ChenW.Tan – Y.YouClosed16+3.2+0.20+1.75
Round 8Y.ChenL.Arguedas – C.CastilloOpen16+39.9+2.49+4.38
Round 9Y.ChenN.Edgtton – A.HungClosed16-11.3-0.71-2.38
Round 10Y.ChenG.Zanasi – M.Di FrancoOpen16-18.7-1.17-0.44
Round 11Y.ChenG.Ho – R.TamClosed16+17.1+1.07+2.94
Round 12Y.ChenE.Jepsen – D.BildeOpen16-12.1-0.76+0.00
Round 13Y.ChenM.Meyouhas – D.PadonClosed16+7.8+0.49+0.88
Round 14Y.ChenE.Wackwitz – C.WesterbeekOpen16-9.8-0.61+0.50
Round 15Y.ChenT.Seshimo – K.ItoClosed16+10.7+0.67+0.31
Round 16Y.ChenP.Franceschetti – N.LhuissierClosed16+3.6+0.23-1.38
Round 17Y.ChenP.Satya – J.MullickClosed16+8.8+0.55+1.56
Round 19Y.ChenM.Towner – M.AgicaOpen16+8.3+0.52-0.12

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
+11.9Round 8COSTA RICA163NT♦J-1+13
+10.3Round 4🇧🇬 BULGARIA23NT-1+11
+10.1Round 4🇧🇬 BULGARIA57♠♠T=+0
+9.5Round 3🇪🇬 EGYPT23NT♣3-1+10
+9.5Round 17🇮🇳 INDIA96♠♣A=+11
+9.4Round 5🇨🇦 CANADA146NT♠8=+0
+8.8Round 11🇭🇰 CHINA HONG KONG13NT♣9=+3
+8.7Round 6🇺🇸 USA2123NT♥7-1+11
+8.6Round 19🇺🇸 USA1165♠♣K-1+12
+8.4Round 5🇨🇦 CANADA103♦♣T=+10
+8.2Round 1🇵🇰 PAKISTAN146♦♣9-2+11
+8.2Round 7🇸🇬 SINGAPORE135♣x♦4=+11
+8.1Round 1🇵🇰 PAKISTAN163NT♠J-2+13
+7.9Round 15🇯🇵 JAPAN74♠♦A=+0
+7.6Round 4🇧🇬 BULGARIA166♦x♣Q-3+12
+7.6Round 6🇺🇸 USA224♥♠9=+8
+7.5Round 3🇪🇬 EGYPT163NT♠Q+3+13
+7.5Round 9🇦🇺 AUSTRALIA43NT♠4=-1
+7.2Round 9🇦🇺 AUSTRALIA114♥x♦A-1+5
+7.2Round 10🇮🇹 ITALY63NT♦A=+7
+6.9Round 3🇪🇬 EGYPT94♠♣5+1+11
+6.8Round 3🇪🇬 EGYPT74♠♥2=+10
+6.8Round 19🇺🇸 USA141NT♠4+2+10
+6.7Round 6🇺🇸 USA2154♠♣A-1+9
+6.6Round 8COSTA RICA24♠♥5+2+5
+6.5Round 5🇨🇦 CANADA124♠♣6-4+12
+6.5Round 8COSTA RICA154♠♣J+1+1
+6.1Round 13🇮🇱 ISRAEL154♠♥A-1+6
+6.0Round 3🇪🇬 EGYPT41NT♦5-2+2
+5.8Round 17🇮🇳 INDIA126NT♦9=+0
+5.7Round 19🇺🇸 USA166♥♣8=+0
+5.6Round 4🇧🇬 BULGARIA84♥♦K-3+11
+5.6Round 6🇺🇸 USA2144♥♠2+1+0
+5.3Round 5🇨🇦 CANADA133NT♣5-2+8
+5.2Round 9🇦🇺 AUSTRALIA32♥♦T-2+3
+5.1Round 7🇸🇬 SINGAPORE104♠♥A+1+0
+4.9Round 13🇮🇱 ISRAEL82♣x♥K-2+5
+4.8Round 8COSTA RICA34♥♦T-1+6
+4.7Round 11🇭🇰 CHINA HONG KONG84♥♦5-2+6
+4.6Round 4🇧🇬 BULGARIA94♥♠K=+0
+4.6Round 5🇨🇦 CANADA35♥♣J+1+1
+4.6Round 5🇨🇦 CANADA93♦♠J+3+1
+4.6Round 5🇨🇦 CANADA114♣♣A-3-6
+4.6Round 8COSTA RICA116♥♣6+1+11
+4.5Round 8COSTA RICA12♠♥K+2+13
+4.5Round 8COSTA RICA143♦♥A=+5
+4.4Round 9🇦🇺 AUSTRALIA23♥♦4=+0
+4.3Round 4🇧🇬 BULGARIA146♥♠K-1+11
+4.3Round 16🇫🇷 FRANCE134♥♠8-1+6
+4.2Round 7🇸🇬 SINGAPORE93NT♥5-2+13
+4.2Round 10🇮🇹 ITALY124♥♣4-1+10
+4.2Round 12🇩🇰 DENMARK83NT♥4-1+5
+4.2Round 14🇳🇱 NETHERLANDS84♦♣Q-2+11
+4.2Round 17🇮🇳 INDIA73♠♥A-2+8
+4.2Round 19🇺🇸 USA135♥♣K+1+12
+4.1Round 1🇵🇰 PAKISTAN54♥♣8+1+0
+4.1Round 15🇯🇵 JAPAN102♠♥3-2+3
+3.8Round 14🇳🇱 NETHERLANDS144♠♥6-1+5
+3.8Round 15🇯🇵 JAPAN13♠♣9+1+4
+3.7Round 12🇩🇰 DENMARK144♠♦K+1+0
+3.6Round 5🇨🇦 CANADA14♠♣T+1+11
+3.6Round 8COSTA RICA92♠♥A+1+6
+3.4Round 15🇯🇵 JAPAN24♠♥2=+0
+3.3Round 1🇵🇰 PAKISTAN21NT♣T=+0
+3.3Round 12🇩🇰 DENMARK74♥♠6=+0
+3.3Round 14🇳🇱 NETHERLANDS115♥♦A+1+11
+3.3Round 16🇫🇷 FRANCE83♣♣7=+0
+3.2Round 7🇸🇬 SINGAPORE164♥♠4-2+7
+3.2Round 13🇮🇱 ISRAEL73NT♦J=+0
+3.2Round 13🇮🇱 ISRAEL104♥♦K=+13
+3.2Round 14🇳🇱 NETHERLANDS105♥♦Q=+0
+3.2Round 15🇯🇵 JAPAN43♠♥Q=+0
+3.2Round 15🇯🇵 JAPAN131♥♥2+1+6
+3.2Round 19🇺🇸 USA1103♦♣A+1+1
+3.1Round 8COSTA RICA103♠♥T-2+7
+3.0Round 1🇵🇰 PAKISTAN12NT♠J-3+2
+3.0Round 8COSTA RICA53♥♦5-1+5
+2.9Round 3🇪🇬 EGYPT64♥♠5-3+9
+2.9Round 12🇩🇰 DENMARK133♣♦K-2+2
+2.8Round 1🇵🇰 PAKISTAN92♥♠6+1+6
+2.8Round 7🇸🇬 SINGAPORE83NT♥4=-1
+2.8Round 15🇯🇵 JAPAN143♦♣K-1+4
+2.7Round 7🇸🇬 SINGAPORE63NT♠2=+7
+2.7Round 14🇳🇱 NETHERLANDS44♠♥J-1+6
+2.6Round 10🇮🇹 ITALY132♥♠A+2+1
+2.6Round 16🇫🇷 FRANCE142♥♦T-1+10
+2.5Round 3🇪🇬 EGYPT33NT♠3=+6
+2.5Round 15🇯🇵 JAPAN121NT♥6=+5
+2.4Round 1🇵🇰 PAKISTAN32♠♦3+1+0
+2.4Round 12🇩🇰 DENMARK34♥♦Q=+0
+2.4Round 16🇫🇷 FRANCE22♦♠2-3+1
+2.3Round 5🇨🇦 CANADA44♠♥Q+2+1
+2.3Round 10🇮🇹 ITALY26NT♠2-2+11
+2.2Round 8COSTA RICA74♥♣3+1+1
+2.2Round 11🇭🇰 CHINA HONG KONG152♠♥5-1+1
+2.2Round 19🇺🇸 USA1123NT♠4=+10
+2.1Round 1🇵🇰 PAKISTAN83♠♦A=+0
+2.1Round 13🇮🇱 ISRAEL12NT♣5=+7
+2.1Round 13🇮🇱 ISRAEL124♥♥3+1+11
+2.1Round 17🇮🇳 INDIA84♥♣A=+3
+1.9Round 11🇭🇰 CHINA HONG KONG54♥♣T-2+6
+1.8Round 5🇨🇦 CANADA83♣♦Q+1+7
+1.8Round 7🇸🇬 SINGAPORE73♥♦4+1-1
+1.8Round 10🇮🇹 ITALY32♥♦Q+1+0
+1.8Round 11🇭🇰 CHINA HONG KONG104♠♥T+1+1
+1.8Round 12🇩🇰 DENMARK24♠♥4+1+0
+1.8Round 16🇫🇷 FRANCE33NT♦5-1-4
+1.6Round 15🇯🇵 JAPAN33NT♠3+2+1
+1.6Round 17🇮🇳 INDIA135♦♠Q-1+6
+1.5Round 17🇮🇳 INDIA44♠x♠6=-4
+1.4Round 4🇧🇬 BULGARIA72♦♣3+1+0
+1.4Round 9🇦🇺 AUSTRALIA163NT♥5=+0
+1.4Round 13🇮🇱 ISRAEL115♣♣5+1+1
+1.4Round 19🇺🇸 USA122NT♦6+2-2
+1.3Round 11🇭🇰 CHINA HONG KONG122♠♠3+2+6
+1.2Round 3🇪🇬 EGYPT125♦♣A+1+11
+1.2Round 11🇭🇰 CHINA HONG KONG61♠♥K+1+0
+1.2Round 13🇮🇱 ISRAEL92♥♦5=+0
+1.2Round 17🇮🇳 INDIA23NT♥9-1+5
+1.1Round 11🇭🇰 CHINA HONG KONG143NT♠5+1+10
+1.1Round 17🇮🇳 INDIA161NT♥3+1+6
+1.0Round 3🇪🇬 EGYPT53♠♣3+2+6
+0.9Round 9🇦🇺 AUSTRALIA143NT♠8+3-11
+0.8Round 12🇩🇰 DENMARK101♥♣7+1+0
+0.8Round 16🇫🇷 FRANCE114♥♥8=+3
+0.7Round 14🇳🇱 NETHERLANDS74♠♥2+1+13
+0.7Round 16🇫🇷 FRANCE13NT♣5+2+0
+0.7Round 16🇫🇷 FRANCE43NT♠A+1-13
+0.6Round 3🇪🇬 EGYPT141NT♠J+1+1
+0.6Round 4🇧🇬 BULGARIA135♦♠A=+2
+0.6Round 5🇨🇦 CANADA63♦♣A+1+0
+0.6Round 6🇺🇸 USA264♥♦J+2-11
+0.6Round 14🇳🇱 NETHERLANDS153♠♣A+1+6
+0.5Round 3🇪🇬 EGYPT13NT♣K=+0
+0.5Round 6🇺🇸 USA2111NT♠8+1-1
+0.5Round 11🇭🇰 CHINA HONG KONG73♣♥A+1+1
+0.5Round 12🇩🇰 DENMARK94♥♦5+1+0
+0.5Round 15🇯🇵 JAPAN154♥♣J+2-1
+0.5Round 17🇮🇳 INDIA61NT♠9+2+1
+0.4Round 8COSTA RICA84♥♦5=-1
+0.4Round 10🇮🇹 ITALY141NT♣4+1-1
+0.3Round 3🇪🇬 EGYPT84♠♦5-1-2
+0.3Round 17🇮🇳 INDIA103NT♠2+1+1
+0.1Round 1🇵🇰 PAKISTAN63NT♥3+1+0
+0.1Round 6🇺🇸 USA2133♦♥8-1-1
+0.1Round 10🇮🇹 ITALY95♠x♣A-2+5
+0.0Round 7🇸🇬 SINGAPORE113NT♠4+1-1
+0.0Round 11🇭🇰 CHINA HONG KONG33NT♥9+1+0
+0.0Round 12🇩🇰 DENMARK154♠♥J+1+0
+0.0Round 13🇮🇱 ISRAEL54♥♣5+1+0
-0.1Round 3🇪🇬 EGYPT153♠♥6-2-1
-0.1Round 6🇺🇸 USA234♥♣K+1+0
-0.1Round 7🇸🇬 SINGAPORE152♥♠9+1+7
-0.1Round 8COSTA RICA43NT♦2-1+6
-0.1Round 13🇮🇱 ISRAEL164♥♥5+1+0
-0.2Round 7🇸🇬 SINGAPORE54♣♥K-1-2
-0.2Round 11🇭🇰 CHINA HONG KONG22♦♠K-2-1
-0.2Round 11🇭🇰 CHINA HONG KONG115♣♠Q=+2
-0.2Round 12🇩🇰 DENMARK113♠♣A-1+9
-0.2Round 15🇯🇵 JAPAN95♥♦7+1-11
-0.2Round 16🇫🇷 FRANCE51NT♠3+1-1
-0.2Round 19🇺🇸 USA1144♥♦4=-3
-0.3Round 10🇮🇹 ITALY154♠♦2=+0
-0.3Round 16🇫🇷 FRANCE62♥♣A=-6
-0.3Round 16🇫🇷 FRANCE154♥♦Q+2-13
-0.3Round 17🇮🇳 INDIA151NT♠A-1+0
-0.4Round 1🇵🇰 PAKISTAN43NT♦J+1+1
-0.4Round 6🇺🇸 USA281NT♠6-1-4
-0.4Round 11🇭🇰 CHINA HONG KONG162♠♣A-1+6
-0.4Round 13🇮🇱 ISRAEL143NT♦5+1-1
-0.5Round 9🇦🇺 AUSTRALIA93♦♥J=-1
-0.5Round 9🇦🇺 AUSTRALIA123NT♥2+3+11
-0.5Round 11🇭🇰 CHINA HONG KONG134♣♠K-1+6
-0.5Round 13🇮🇱 ISRAEL23NT♠Q+3-13
-0.6Round 1🇵🇰 PAKISTAN111NT♠K-1+2
-0.6Round 6🇺🇸 USA2102♠♣8+1+0
-0.6Round 7🇸🇬 SINGAPORE143♦♣K=-7
-0.6Round 9🇦🇺 AUSTRALIA106♠♦A=+0
-0.6Round 19🇺🇸 USA194♥♣A=+0
-0.7Round 15🇯🇵 JAPAN54♥♥5+2-1
-0.8Round 1🇵🇰 PAKISTAN136♥♠A=+0
-0.8Round 14🇳🇱 NETHERLANDS163♣♠J=-1
-0.8Round 19🇺🇸 USA115♣♠K-1-4
-0.9Round 1🇵🇰 PAKISTAN74♥♠7+1-1
-0.9Round 9🇦🇺 AUSTRALIA63NT♣6-1-5
-1.0Round 7🇸🇬 SINGAPORE12♦♣5-1+2
-1.0Round 16🇫🇷 FRANCE71NT♥K+1-1
-1.1Round 10🇮🇹 ITALY83NT♥6+1+0
-1.2Round 19🇺🇸 USA174♥♦7-1-12
-1.3Round 19🇺🇸 USA183NT♦Q-1-5
-1.3Round 19🇺🇸 USA1133♠♠7=+0
-1.4Round 1🇵🇰 PAKISTAN104♥♠2+1+0
-1.4Round 1🇵🇰 PAKISTAN153♣♥K+1-1
-1.4Round 4🇧🇬 BULGARIA36♠+1+13
-1.4Round 6🇺🇸 USA292♠♣5-1+1
-1.4Round 12🇩🇰 DENMARK162♣♠10-3-1
-1.4Round 14🇳🇱 NETHERLANDS23♣♠3+1-1
-1.5Round 6🇺🇸 USA273♣♥5+2-10
-1.5Round 10🇮🇹 ITALY161NT♣6+3-2
-1.5Round 13🇮🇱 ISRAEL65♠♥A=+0
-1.6Round 9🇦🇺 AUSTRALIA14♥♠4+1-1
-1.6Round 10🇮🇹 ITALY14♥♦T+1+0
-1.6Round 11🇭🇰 CHINA HONG KONG43♠♣5=+0
-1.6Round 14🇳🇱 NETHERLANDS53♥♠8-2-11
-1.6Round 16🇫🇷 FRANCE95♦♥A+1-9
-1.6Round 16🇫🇷 FRANCE164♠♥7-2+0
-1.8Round 4🇧🇬 BULGARIA13NT+1+0
-1.8Round 17🇮🇳 INDIA54♠♦T-2-7
-1.9Round 12🇩🇰 DENMARK13♠♦8+1-4
-2.3Round 6🇺🇸 USA2162♠♥A-2+1
-2.4Round 13🇮🇱 ISRAEL33♦x♣K-1+0
-2.4Round 15🇯🇵 JAPAN113NT♣10+1-1
-2.5Round 14🇳🇱 NETHERLANDS13♥♦K+1-4
-2.6Round 4🇧🇬 BULGARIA114♥x♠7-1-7
-2.8Round 4🇧🇬 BULGARIA65♠♦Q=+0
-2.8Round 4🇧🇬 BULGARIA124♠♣5+2-2
-2.8Round 7🇸🇬 SINGAPORE41NT♣A-1-1
-2.9Round 10🇮🇹 ITALY114♠♣Q=-3
-2.9Round 14🇳🇱 NETHERLANDS34♥♣8-1-10
-3.1Round 5🇨🇦 CANADA162♦♣6+2-7
-3.1Round 16🇫🇷 FRANCE103NT♠4+2+12
-3.1Round 19🇺🇸 USA1154♥♠5=+0
-3.2Round 6🇺🇸 USA241NT♦7-2-3
-3.2Round 8COSTA RICA135♣♦3=+1
-3.3Round 6🇺🇸 USA251NTx♣J=-7
-3.3Round 17🇮🇳 INDIA14♥♠Q=-3
-3.4Round 14🇳🇱 NETHERLANDS124♥♣A=+1
-3.5Round 11🇭🇰 CHINA HONG KONG93NT♥3=+0
-3.7Round 1🇵🇰 PAKISTAN123NT♥6=+1
-3.7Round 3🇪🇬 EGYPT101NT♠3+1+0
-3.7Round 17🇮🇳 INDIA113NT♥3=+1
-3.8Round 12🇩🇰 DENMARK54♠♥6-1-6
-3.9Round 3🇪🇬 EGYPT133NT♥K=+13
-3.9Round 5🇨🇦 CANADA156♥♠K+1-13
-3.9Round 14🇳🇱 NETHERLANDS62♦x♥K=-7
-4.1Round 3🇪🇬 EGYPT115♦x♥2-1-5
-4.2Round 5🇨🇦 CANADA52♣♦K-3-5
-4.3Round 7🇸🇬 SINGAPORE24♥♣4-1-9
-4.3Round 17🇮🇳 INDIA143NT♠Q+1+0
-4.3Round 19🇺🇸 USA1112♠♠A-1-8
-4.4Round 10🇮🇹 ITALY74♠♣2-2-8
-4.5Round 14🇳🇱 NETHERLANDS134♠♦Q=+0
-4.6Round 9🇦🇺 AUSTRALIA131♠x♦A-1-2
-4.8Round 6🇺🇸 USA213♠♦2-3-6
-4.9Round 16🇫🇷 FRANCE122NT♥8-2-7
-5.1Round 5🇨🇦 CANADA26♣♠2-1-5
-5.2Round 4🇧🇬 BULGARIA103♦♠K=-6
-5.2Round 9🇦🇺 AUSTRALIA154♠♠6=-7
-5.4Round 8COSTA RICA125♦♥K-1-9
-5.5Round 9🇦🇺 AUSTRALIA54♠x♣A=-5
-5.5Round 13🇮🇱 ISRAEL41NT♥3=-6
-5.6Round 15🇯🇵 JAPAN84♥x♣6=-7
-5.6Round 17🇮🇳 INDIA34♥♠A=-3
-5.8Round 15🇯🇵 JAPAN66♠♦A+1+13
-5.9Round 7🇸🇬 SINGAPORE124♥♦6-1+1
-6.0Round 13🇮🇱 ISRAEL137♠♣A-2-9
-7.0Round 12🇩🇰 DENMARK63NT♥K=+1
-7.1Round 8COSTA RICA63NT♠5=+0
-7.1Round 10🇮🇹 ITALY44♥♠T=-3
-7.2Round 5🇨🇦 CANADA73NT♠T=+13
-7.3Round 14🇳🇱 NETHERLANDS94♥♦A-2-11
-7.6Round 12🇩🇰 DENMARK124♥♠3=-6
-7.6Round 15🇯🇵 JAPAN163NT♦3-1-10
-7.7Round 9🇦🇺 AUSTRALIA74♥♦J-2-13
-7.9Round 10🇮🇹 ITALY103♣♥A=-12
-8.5Round 4🇧🇬 BULGARIA43NTx-2-12
-9.8Round 12🇩🇰 DENMARK45♣♠3=+0
-9.9Round 7🇸🇬 SINGAPORE37♦♦5=+2
-10.5Round 10🇮🇹 ITALY55♠♦A-1-12
-10.8Round 9🇦🇺 AUSTRALIA83♦x♥A=-11
-11.0Round 19🇺🇸 USA153NT♣T-2-13
-11.1Round 4🇧🇬 BULGARIA154♥♣A-1-12