🇹🇼 LIN Yin-Yu · CHINESE TAIPEI

85rank
-17.5Butler · 256 bds
-0.07per board
±4.8swing
+0.58vs par /bd · #23/140
+0.01adjusted /bd
Butler per round: -4.4 7.5 -1.5 -11 -7.2 -35.6 -4.7 -19.8 -9.8 25.9 21.9 -26.6 19.6 10.7 23.5 -6by round

vs par split: bidding +0.55 · play +0.03

Strength of schedule: opponents averaged +0.08/bd (a tough draw) → opponent-adjusted +0.01/bd

Card play — on target: opening leads 86.2% #19 of 140 · declarer play 76.8% #51 of 140 · defence 85.6% #57 of 140

Card play by contract type — on target
vs NTvs a suit
Opening leads73.9% (23)92.9% (42)
Declarer play71.4% (21)79.2% (48)
Defence75.0% (36)89.9% (89)

Opening leads by suit led: ♠ 86.7% (15) · ♥ 88.9% (18) · ♦ 92.9% (14) · ♣ 77.8% (18)

vs par by strain: NT +0.04 (78) · a suit +0.81 (178)

vs par by level: part-score +0.73 (79) · game +0.30 (157) · slam +2.15 (20)

By role: declaring -0.17/bd (-1.57 vs par · 131) · defending +0.04/bd (+2.83 vs par · 125)

By vulnerability: vulnerable +0.02/bd (+0.43 vs par · 128) · not vulnerable -0.16/bd (+0.73 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Y.ChenA.Boughey – C.RichardsonClosed16-4.4-0.28+0.12
Round 3Y.ChenI.Vargas De Andrade – A.BiondilloClosed16+7.5+0.47-0.31
Round 4Y.ChenA.Tartarin – M.RossardOpen16-1.5-0.09+1.25
Round 5Y.ChenS.Culham – K.FungOpen16-11.0-0.69+1.50
Round 7Y.ChenC.Audiche – N.WattarOpen16-7.2-0.45+0.06
Round 8Y.ChenC.Baldysz – S.BaldyszOpen16-35.6-2.23-2.44
Round 10Y.ChenR.Walia – K.KumarOpen16-4.7-0.29+0.12
Round 11Y.ChenM.Zhou – X.ZuoOpen16-19.8-1.24-0.12
Round 13Y.ChenS.Kriftner – M.PlathClosed16-9.8-0.61-2.06
Round 14Y.ChenF.Cheung L. – S.KwokClosed16+25.9+1.62+1.19
Round 16Y.ChenL.Baker – K.MccallumOpen16+21.9+1.37+2.00
Round 17Y.ChenV.Armstrong – C.StantonOpen16-26.6-1.66+0.94
Round 19Y.ChenI.Levitina – C.GoldbergClosed16+19.6+1.23-0.12
Round 20Y.ChenY.Johansson – L.HallqvistClosed16+10.7+0.67+2.44
Round 22Y.ChenC.Feintuch – A.AlonsoOpen16+23.5+1.47+3.06
Round 23Y.ChenG.Nabil – S.TeberClosed16-6.0-0.38+1.62

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
+14.9Round 16🇺🇸 USA2206♥x♣2-2+15
+13.9Round 16🇺🇸 USA2234♠x♣A=+16
+12.6Round 23🇲🇦 MOROCCO193NT♠4-1+13
+12.0Round 22🇦🇷 ARGENTINA106♦x♦5-1+13
+11.8Round 2🇳🇿 NEW ZEALAND246♦♣2=+11
+11.3Round 4🇫🇷 FRANCE233NT♦4=+10
+10.7Round 22🇦🇷 ARGENTINA116♥♠3-2+17
+9.9Round 14🇭🇰 HONG KONG CHINA213NT♠3=+11
+9.0Round 20🇸🇪 SWEDEN94♣♠5-3+10
+8.1Round 5🇨🇦 CANADA123NT♣6-1+10
+7.7Round 20🇸🇪 SWEDEN106♣♠Q-1+12
+7.6Round 23🇲🇦 MOROCCO255♦x♦7-2+7
+7.5Round 10🇦🇪 UAE263NT♣9=+10
+7.3Round 3🇧🇷 BRAZIL53NT♥2+4+14
+7.2Round 17🇿🇦 SOUTH AFRICA153NT♦7=+10
+7.0Round 3🇧🇷 BRAZIL24♠♥J=+3
+7.0Round 23🇲🇦 MOROCCO264♥♦9=+9
+6.9Round 16🇺🇸 USA2263NT♦A-1+6
+6.8Round 4🇫🇷 FRANCE263NT♦3+1+0
+6.6Round 22🇦🇷 ARGENTINA95♥♠2+1+17
+6.4Round 19🇺🇸 USA1115♠x♣A-2+5
+6.4Round 22🇦🇷 ARGENTINA165♥x♠J-1+0
+6.3Round 3🇧🇷 BRAZIL163♥x♠K-1+9
+6.2Round 20🇸🇪 SWEDEN36♠♥6-1+13
+6.1Round 4🇫🇷 FRANCE194♠x♥8-2+8
+6.1Round 16🇺🇸 USA2224♠♣6=+0
+6.0Round 20🇸🇪 SWEDEN123♦♦5=+11
+5.9Round 4🇫🇷 FRANCE203NT♣2=+10
+5.9Round 17🇿🇦 SOUTH AFRICA73NT♥9=+10
+5.8Round 2🇳🇿 NEW ZEALAND174♥♠K=+7
+5.8Round 5🇨🇦 CANADA131NT♣4-4+6
+5.7Round 13🇩🇪 GERMANY145♥x♠Q=-7
+5.4Round 10🇦🇪 UAE222♠♣A-3+5
+5.3Round 14🇭🇰 HONG KONG CHINA224♠♦9-2+7
+5.3Round 16🇺🇸 USA2325♣x♣J-2+5
+4.8Round 8🇵🇱 POLAND206NT♣Q+1+1
+4.3Round 7🇪🇬 EGYPT55♣x♦K-4-12
+4.3Round 10🇦🇪 UAE204♥♣A+2+13
+4.3Round 19🇺🇸 USA126♣♦2=+0
+4.3Round 19🇺🇸 USA174♠♥K+2+13
+4.2Round 11🇨🇳 CHINA54♥♠4=+0
+4.1Round 13🇩🇪 GERMANY133♣♥A-1+6
+4.0Round 10🇦🇪 UAE312♠♦9-4+3
+4.0Round 19🇺🇸 USA152♠♥J=+0
+4.0Round 20🇸🇪 SWEDEN54♥♠2-1+10
+3.9Round 7🇪🇬 EGYPT24♥♣J+2+14
+3.9Round 8🇵🇱 POLAND265♦♠2+2-4
+3.9Round 19🇺🇸 USA114♠♥8+1+1
+3.8Round 7🇪🇬 EGYPT32NT♥4-2+7
+3.7Round 13🇩🇪 GERMANY93NT♥7-1+9
+3.6Round 10🇦🇪 UAE272♥♦7+2-4
+3.6Round 16🇺🇸 USA2184♠♥7-2+6
+3.5Round 14🇭🇰 HONG KONG CHINA174♥♥5+2+1
+3.5Round 14🇭🇰 HONG KONG CHINA314♠♥A-1+5
+3.4Round 19🇺🇸 USA1154♥♦A-1+5
+3.3Round 14🇭🇰 HONG KONG CHINA292♦♥A-1+5
+3.3Round 17🇿🇦 SOUTH AFRICA102♠♣7=+0
+3.2Round 7🇪🇬 EGYPT101NT♣6-1+5
+3.1Round 11🇨🇳 CHINA74♥♣2-2+2
+3.1Round 20🇸🇪 SWEDEN112♥♠5+2+7
+3.0Round 10🇦🇪 UAE183NT♠10+4+10
+3.0Round 13🇩🇪 GERMANY114♦♠7-1+4
+3.0Round 13🇩🇪 GERMANY164♠♥K=+1
+2.9Round 5🇨🇦 CANADA114♠♥J-3+7
+2.9Round 14🇭🇰 HONG KONG CHINA193NT♣Q+1+0
+2.5Round 19🇺🇸 USA1122♥♣3-1-11
+2.4Round 11🇨🇳 CHINA94♠♣A=+0
+2.3Round 3🇧🇷 BRAZIL61NT♣4-2+2
+2.3Round 14🇭🇰 HONG KONG CHINA243♥♣7-3-4
+2.3Round 14🇭🇰 HONG KONG CHINA263NT♣3-1-1
+2.3Round 20🇸🇪 SWEDEN23NT♦3+1-1
+2.2Round 16🇺🇸 USA2193♦♥4=+1
+2.2Round 17🇿🇦 SOUTH AFRICA113NT♠K+1-1
+2.1Round 10🇦🇪 UAE251NT♦3+1+1
+2.0Round 5🇨🇦 CANADA41NT♦10=+0
+2.0Round 7🇪🇬 EGYPT73NT♠7+1+1
+2.0Round 16🇺🇸 USA2271NT♥8+1+1
+2.0Round 20🇸🇪 SWEDEN162♥♣4+2+10
+2.0Round 22🇦🇷 ARGENTINA25♥♠6+1+11
+1.8Round 3🇧🇷 BRAZIL43♠♦A=+0
+1.8Round 7🇪🇬 EGYPT83♥♣4+1+1
+1.7Round 3🇧🇷 BRAZIL32NT♥5=+0
+1.7Round 8🇵🇱 POLAND191NT♠Q+1+1
+1.7Round 8🇵🇱 POLAND244♠♣Q=+0
+1.7Round 11🇨🇳 CHINA21♥♣5=+5
+1.7Round 17🇿🇦 SOUTH AFRICA92♥♦K-1+2
+1.6Round 17🇿🇦 SOUTH AFRICA124♠♣3+2+1
+1.5Round 3🇧🇷 BRAZIL14♠♥K+2+1
+1.5Round 3🇧🇷 BRAZIL134♠♦K-2+3
+1.4Round 5🇨🇦 CANADA64♠♦2+2-11
+1.4Round 14🇭🇰 HONG KONG CHINA325♠♥7=+0
+1.3Round 3🇧🇷 BRAZIL141NT♠K+1-1
+1.3Round 4🇫🇷 FRANCE223♥♦10+1+1
+1.3Round 11🇨🇳 CHINA113♦♣5=+0
+1.2Round 11🇨🇳 CHINA85♠♦K=+4
+1.0Round 8🇵🇱 POLAND272♥♣A-1+2
+1.0Round 17🇿🇦 SOUTH AFRICA144♥♦K-1+2
+1.0Round 22🇦🇷 ARGENTINA145♣♥Q+1+11
+1.0Round 23🇲🇦 MOROCCO304NT♦6=+1
+0.9Round 2🇳🇿 NEW ZEALAND324♥♣Q=+1
+0.9Round 7🇪🇬 EGYPT154♠x♥A-1+6
+0.9Round 19🇺🇸 USA184♠♥A=-1
+0.8Round 13🇩🇪 GERMANY123NT♠6=+1
+0.7Round 2🇳🇿 NEW ZEALAND274♦♣A=+0
+0.7Round 7🇪🇬 EGYPT64♥♠2+2+1
+0.7Round 8🇵🇱 POLAND222♣♠3+3+1
+0.7Round 14🇭🇰 HONG KONG CHINA184♥♠A-2+5
+0.7Round 20🇸🇪 SWEDEN44♠♦2+2-13
+0.7Round 23🇲🇦 MOROCCO295♠♦9+1+13
+0.6Round 2🇳🇿 NEW ZEALAND193NT♠Q+1+0
+0.6Round 16🇺🇸 USA2313NT♠2+2+0
+0.4Round 2🇳🇿 NEW ZEALAND231NT♠6-1+6
+0.4Round 17🇿🇦 SOUTH AFRICA135♣♠5-1+6
+0.4Round 19🇺🇸 USA142NT♠6+2+8
+0.3Round 2🇳🇿 NEW ZEALAND282♠♠7+1+7
+0.3Round 5🇨🇦 CANADA93NT♣A+1+1
+0.3Round 20🇸🇪 SWEDEN142♦♥10=+7
+0.2Round 4🇫🇷 FRANCE271NT♠10=+1
+0.2Round 14🇭🇰 HONG KONG CHINA305♥♣4+1+1
+0.2Round 19🇺🇸 USA1133♣♠K=+0
+0.1Round 14🇭🇰 HONG KONG CHINA202♦♦6=+1
+0.1Round 22🇦🇷 ARGENTINA44♥♦A+1+0
+0.1Round 23🇲🇦 MOROCCO272♥♣4+1+6
+0.0Round 2🇳🇿 NEW ZEALAND224♥♣8=+0
+0.0Round 5🇨🇦 CANADA23♥♠K-1-5
+0.0Round 13🇩🇪 GERMANY22♥♣3-1-11
+0.0Round 14🇭🇰 HONG KONG CHINA272♥♠2-1+4
-0.0Round 22🇦🇷 ARGENTINA133♦♠A+1+0
-0.1Round 2🇳🇿 NEW ZEALAND214♠♣K=-13
-0.1Round 3🇧🇷 BRAZIL124♥♠10=+0
-0.1Round 11🇨🇳 CHINA122♠♥Q=-5
-0.1Round 22🇦🇷 ARGENTINA52♥♣7+2-10
-0.2Round 5🇨🇦 CANADA14♥♣A+1+11
-0.2Round 5🇨🇦 CANADA165♠x♥K-2+11
-0.2Round 23🇲🇦 MOROCCO233♦♥K-1+1
-0.3Round 4🇫🇷 FRANCE175♠♣Q-1-5
-0.3Round 4🇫🇷 FRANCE323NT♠Q=+13
-0.3Round 20🇸🇪 SWEDEN134♥♠7=+0
-0.4Round 19🇺🇸 USA1104♠♦K=-1
-0.4Round 19🇺🇸 USA1165♠x♣2-3-5
-0.6Round 19🇺🇸 USA164♠♦A+1+0
-0.6Round 22🇦🇷 ARGENTINA33♠♦3+2+9
-0.7Round 22🇦🇷 ARGENTINA71NT♣7-2-2
-0.7Round 23🇲🇦 MOROCCO171NT♣7+1-1
-0.8Round 5🇨🇦 CANADA74♥♣10+1+0
-0.8Round 10🇦🇪 UAE242♥♣10+1-1
-0.8Round 13🇩🇪 GERMANY103NT♥2=+0
-1.0Round 2🇳🇿 NEW ZEALAND202♥♦J+1+0
-1.0Round 3🇧🇷 BRAZIL84♥♦10=-11
-1.0Round 3🇧🇷 BRAZIL104♠♥4-1-6
-1.0Round 7🇪🇬 EGYPT123NT♣3=+0
-1.0Round 11🇨🇳 CHINA103♠♦2=+0
-1.0Round 13🇩🇪 GERMANY43NT♠3=+0
-1.1Round 2🇳🇿 NEW ZEALAND293NT♦3+1+0
-1.1Round 8🇵🇱 POLAND305♦♠A-2+0
-1.1Round 17🇿🇦 SOUTH AFRICA82♥♦K=+1
-1.2Round 5🇨🇦 CANADA83♠♥7=+0
-1.2Round 16🇺🇸 USA2242♠♦K+1+0
-1.4Round 4🇫🇷 FRANCE292♠♣3-1+6
-1.4Round 7🇪🇬 EGYPT142♠♥10=+0
-1.4Round 10🇦🇪 UAE173NT♦3+1+0
-1.4Round 16🇺🇸 USA2304♥♠10+3+10
-1.5Round 4🇫🇷 FRANCE244♠♦A+1+0
-1.5Round 5🇨🇦 CANADA153NT♥9+3-12
-1.5Round 7🇪🇬 EGYPT113♦♣5-2-8
-1.6Round 19🇺🇸 USA194♥♠J+1-1
-1.6Round 22🇦🇷 ARGENTINA123NT♠6-1-12
-1.7Round 8🇵🇱 POLAND181NT♥2+1+0
-1.8Round 3🇧🇷 BRAZIL113NT♥4=+0
-1.8Round 13🇩🇪 GERMANY83NT♥3=-14
-1.9Round 3🇧🇷 BRAZIL154♥♣Q-1-6
-1.9Round 10🇦🇪 UAE284♠♥K-1-5
-2.0Round 10🇦🇪 UAE234♥♣A=-3
-2.0Round 11🇨🇳 CHINA13NT♣5=-11
-2.0Round 23🇲🇦 MOROCCO202♠♦10+1+0
-2.0Round 23🇲🇦 MOROCCO223NT♥10-2-11
-2.1Round 16🇺🇸 USA2283♥♠7=+0
-2.2Round 2🇳🇿 NEW ZEALAND314NT♥5+1+0
-2.2Round 22🇦🇷 ARGENTINA155♦♣10+1+11
-2.3Round 13🇩🇪 GERMANY52♥♣2-1+0
-2.4Round 14🇭🇰 HONG KONG CHINA255♦♥4+1-11
-2.4Round 17🇿🇦 SOUTH AFRICA33NT♦4-1+3
-2.5Round 11🇨🇳 CHINA134♠♦9+2+12
-2.5Round 20🇸🇪 SWEDEN62♠♣A=+0
-2.7Round 8🇵🇱 POLAND214♥♠A-1+1
-2.8Round 7🇪🇬 EGYPT44♠♦8+1+0
-2.8Round 8🇵🇱 POLAND175♣♠A+1-9
-2.9Round 14🇭🇰 HONG KONG CHINA284♥♣A-1-6
-3.0Round 19🇺🇸 USA1144♥♠6+1-4
-3.0Round 22🇦🇷 ARGENTINA12♥♣3=+0
-3.1Round 11🇨🇳 CHINA33NT♠4+1+0
-3.2Round 10🇦🇪 UAE213NT♥3-2-7
-3.2Round 13🇩🇪 GERMANY33NT♦6+2+13
-3.3Round 4🇫🇷 FRANCE182♦♥K=-5
-3.4Round 2🇳🇿 NEW ZEALAND254♥♦6+1+0
-3.4Round 4🇫🇷 FRANCE304♠♣5+1+0
-3.4Round 8🇵🇱 POLAND233NT♦2+1+0
-3.4Round 23🇲🇦 MOROCCO215♠♣10-1+1
-3.5Round 11🇨🇳 CHINA64♥♦K-1-5
-3.5Round 17🇿🇦 SOUTH AFRICA67♠x♥A-7+11
-3.5Round 22🇦🇷 ARGENTINA64♥♦A+2-11
-3.5Round 23🇲🇦 MOROCCO183♦♣7+1+8
-3.6Round 22🇦🇷 ARGENTINA83NT♠5-1-5
-3.7Round 5🇨🇦 CANADA104♥♦J=+0
-3.7Round 13🇩🇪 GERMANY13♥♣A-1-6
-3.7Round 16🇺🇸 USA2293NT♥6+1-10
-3.8Round 8🇵🇱 POLAND253♥♦9-1+2
-3.8Round 23🇲🇦 MOROCCO324♠♣Q-1-10
-3.9Round 7🇪🇬 EGYPT94♥♠J-2-6
-4.0Round 4🇫🇷 FRANCE286♦♣4=+2
-4.0Round 10🇦🇪 UAE294♥♠2+1+0
-4.1Round 23🇲🇦 MOROCCO244♠♣K-2+0
-4.2Round 8🇵🇱 POLAND323NT♥9=-3
-4.2Round 10🇦🇪 UAE324♠♠2-1-10
-4.2Round 14🇭🇰 HONG KONG CHINA233NT♠J=+1
-4.2Round 17🇿🇦 SOUTH AFRICA13NT♥6-2-5
-4.3Round 2🇳🇿 NEW ZEALAND261NT♣Q-1-5
-4.3Round 7🇪🇬 EGYPT14♥♣6+2-11
-4.3Round 11🇨🇳 CHINA43♣♥5=-6
-4.3Round 11🇨🇳 CHINA147♦♦3=+2
-4.4Round 17🇿🇦 SOUTH AFRICA163NT♥9+2+4
-4.4Round 20🇸🇪 SWEDEN154♠♦6-1-5
-4.7Round 5🇨🇦 CANADA35♥x♦Q-5+8
-4.7Round 13🇩🇪 GERMANY64♥x♣2-1-6
-4.7Round 19🇺🇸 USA133NT♠7-2-11
-4.8Round 4🇫🇷 FRANCE313NT♣A-1-6
-5.4Round 11🇨🇳 CHINA163NT♥Q+1+0
-5.6Round 7🇪🇬 EGYPT133NT♣8+2-1
-5.7Round 2🇳🇿 NEW ZEALAND304♥♠4-1-5
-6.2Round 13🇩🇪 GERMANY74♠♥4-1-12
-6.4Round 8🇵🇱 POLAND311♣♦10-2-7
-6.4Round 13🇩🇪 GERMANY156♦x♣A=-11
-6.4Round 20🇸🇪 SWEDEN73NT♠8-1-12
-6.6Round 3🇧🇷 BRAZIL76♠♦Q-2-13
-6.6Round 5🇨🇦 CANADA145♣♠K+1+11
-6.7Round 16🇺🇸 USA2176♦♣A=+0
-7.0Round 4🇫🇷 FRANCE212♥♣A-3-5
-7.1Round 2🇳🇿 NEW ZEALAND183NT♥A+1-7
-7.1Round 4🇫🇷 FRANCE254♥♦4-1-10
-7.1Round 10🇦🇪 UAE306♠♣10=+0
-7.2Round 23🇲🇦 MOROCCO313♥♠7+2+2
-7.3Round 7🇪🇬 EGYPT164♠x♠3-3+4
-7.4Round 20🇸🇪 SWEDEN84♥♦7-1-4
-7.5Round 11🇨🇳 CHINA156♠♠10=+0
-8.1Round 23🇲🇦 MOROCCO286NT♠2-3-13
-8.6Round 17🇿🇦 SOUTH AFRICA43NT♦2-1-12
-8.8Round 16🇺🇸 USA2214♥x♦A-2-8
-9.6Round 20🇸🇪 SWEDEN13♠♣7=-6
-9.7Round 16🇺🇸 USA2253NT♣5+1-10
-10.0Round 10🇦🇪 UAE194♠♦K=-10
-10.3Round 8🇵🇱 POLAND293NT♥5-3-10
-10.8Round 3🇧🇷 BRAZIL96NT♠6=+0
-11.4Round 17🇿🇦 SOUTH AFRICA56NT♦Q=+0
-12.6Round 5🇨🇦 CANADA53NT♠10-1-13
-13.0Round 8🇵🇱 POLAND281♥x♣Q-4-14
-14.3Round 17🇿🇦 SOUTH AFRICA26♣♥3-1-17