🇨🇳 LU Yan · CHINA

71rank
+17.8Butler · 170 bds
+0.10per board
±4.4swing
+0.30vs par /bd · #54/165
+0.27adjusted /bd
Butler per round: -12 19.7 14.6 -23.4 -4.3 -13.6 8.3 7.1 -11.9 24.6 -30.6 -10.1 22.5 12.4 1.1 13.9 -0.5by round

vs par split: bidding -0.49 · play +0.78

Strength of schedule: opponents averaged +0.16/bd (a tough draw) → opponent-adjusted +0.27/bd

Card play — on target: opening leads 82.5% #75 of 165 · declarer play 69.0% #134 of 165 · defence 90.1% #31 of 165

Card play by contract type — on target
vs NTvs a suit
Opening leads70.0% (10)86.7% (30)
Declarer play69.2% (13)69.0% (29)
Defence80.0% (20)93.4% (61)

Opening leads by suit led: ♠ 81.8% (11) · ♥ 100.0% (9) · ♦ 50.0% (8) · ♣ 91.7% (12)

vs par by strain: NT -0.23 (51) · a suit +0.51 (118)

vs par by level: part-score +0.14 (51) · game +0.55 (105) · slam -1.31 (13)

By role: declaring +0.34/bd (-1.60 vs par · 88) · defending -0.15/bd (+2.34 vs par · 82)

By vulnerability: vulnerable +0.43/bd (+0.90 vs par · 86) · not vulnerable -0.23/bd (-0.31 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Y.LiuI.Bareket – N.SaadaClosed10-12.0-1.20-1.00
Round 3Y.LiuA.Gandoglia – I.BaroniOpen10+19.7+1.97+2.40
Round 4Y.LiuS.Tommasini – M.GoldClosed10+14.6+1.46+3.80
Round 7Y.LiuD.Bernal – C.HoyosClosed10-23.4-2.34-2.70
Round 8Y.LiuP.Schmidt – J.ZochowskaOpen10-4.3-0.43+0.90
Round 9Y.LiuG.Hampson – J.Seamon-MolsonOpen10-13.6-1.36-2.50
Round 12Y.LiuK.Mezei – L.HontiOpen10+8.3+0.83+3.90
Round 13Y.LiuM.Gamble – K.FungClosed10+7.1+0.71-0.40
Round 15Y.LiuF.Jarlvik – T.TrendafilovaClosed10-11.9-1.19-0.50
Round 16Y.LiuA.Vidigal – R.DiasOpen10+24.6+2.46+4.30
Round 17Y.LiuW.Lai – W.WangClosed10-30.6-3.06-1.30
Round 18Y.LiuN.Sver – V.ZoricClosed10-10.1-1.01-2.20
Round 21Y.LiuJ.Millington – B.JonesOpen10+22.5+2.25+1.10
Round 22Y.LiuC.Billiet – J.AmiguetClosed10+12.4+1.24-1.40
Round 23Y.LiuM.Haugh – J.CorfieldClosed10+1.1+0.11-1.00
Round 26Y.LiuD.Beauchamp – J.TuttyClosed10+13.9+1.39+1.90
Round 27Y.LiuF.Danielsen – N.BekkoucheClosed10-0.5-0.05-0.20

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
+12.0Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND104♠♠2-2+18
+10.0Round 26🇦🇺 AUSTRALIA163NT♥10+1+10
+9.7Round 8🇫🇷 FRANCE124♥♥Q-2+13
+9.7Round 16🇧🇷 BRAZIL95♦x♥Q+1+4
+9.2Round 21🇳🇿 NEW ZEALAND256♦♣3-1+13
+8.7Round 23🇮🇪 IRELAND203♠♥10=+13
+8.3Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25♣x♥J=+4
+8.0Round 22🇨🇭 SWITZERLAND94♥x♠J-3+9
+6.9Round 22🇨🇭 SWITZERLAND104♠♦6=+0
+6.7Round 8🇫🇷 FRANCE133♣♦8-3+6
+6.5Round 21🇳🇿 NEW ZEALAND283NT♥5=+10
+6.4Round 3🇮🇹 ITALY236NT♦4-1+20
+6.3Round 16🇧🇷 BRAZIL104♥♦3-1+12
+6.1Round 22🇨🇭 SWITZERLAND43♥♠A=+7
+5.9Round 18🇭🇷 CROATIA233NT♥4+1-1
+5.7Round 13🇨🇦 CANADA84♥♠10=+0
+5.5Round 21🇳🇿 NEW ZEALAND213NT♥5+2+1
+5.3Round 12🇭🇺 HUNGARY294♠♣10-1+12
+5.3Round 16🇧🇷 BRAZIL53NT♣10-1+13
+5.1Round 13🇨🇦 CANADA105♦♣K-1+12
+4.9Round 3🇮🇹 ITALY263NT♠4+3+13
+4.8Round 13🇨🇦 CANADA93♠♦2-1+5
+4.7Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♠x♣A-1+9
+4.6Round 21🇳🇿 NEW ZEALAND294♠♣6-2+8
+4.6Round 22🇨🇭 SWITZERLAND84♠♣Q+1+0
+4.5Round 12🇭🇺 HUNGARY254♥♦A=+3
+4.4Round 3🇮🇹 ITALY286♠♥A=+0
+4.4Round 9🇺🇸 U.S.A.232♠♥Q=+0
+4.3Round 13🇨🇦 CANADA73NT♦10+2+1
+4.3Round 16🇧🇷 BRAZIL22♠♥K+1+7
+4.1Round 23🇮🇪 IRELAND163♦♥4=-1
+4.1Round 27🇩🇰 DENMARK233♥♦9=+6
+3.8Round 12🇭🇺 HUNGARY234♠♥J+2+13
+3.7Round 3🇮🇹 ITALY274♠♣7=+0
+3.7Round 8🇫🇷 FRANCE143NT♥J=-1
+3.2Round 2🇮🇱 ISRAEL153♥♠3=-10
+3.2Round 16🇧🇷 BRAZIL34♠♣4-2+6
+3.2Round 26🇦🇺 AUSTRALIA133NT♦2=-13
+3.1Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♦7=+0
+3.0Round 12🇭🇺 HUNGARY303♦♥4=+5
+2.9Round 27🇩🇰 DENMARK224♥♠K-1+5
+2.8Round 2🇮🇱 ISRAEL161NT♦4=+5
+2.8Round 26🇦🇺 AUSTRALIA203♦♥K-1+5
+2.7Round 12🇭🇺 HUNGARY284♥♦Q-1+6
+2.7Round 26🇦🇺 AUSTRALIA153NT♥3-1+12
+2.7Round 26🇦🇺 AUSTRALIA195♥x♠K-2+5
+2.5Round 2🇮🇱 ISRAEL134♥♣9+1+12
+2.5Round 3🇮🇹 ITALY253♦♠J+2+1
+2.5Round 16🇧🇷 BRAZIL63NT♥4+1+0
+2.4Round 12🇭🇺 HUNGARY211NT♣4+1-1
+2.3Round 7🇨🇴 COLOMBIA13NT♠A+1+0
+2.3Round 23🇮🇪 IRELAND112♥♣K+2+2
+1.9Round 9🇺🇸 U.S.A.276NT♣8=+0
+1.9Round 27🇩🇰 DENMARK213♥♣Q-1+5
+1.8Round 3🇮🇹 ITALY303♣x♥A-1-8
+1.8Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND55♦♠K-1+5
+1.6Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♥♦K-2+6
+1.6Round 17🇭🇰 HONG KONG CHINA143♦♣7-2+0
+1.5Round 16🇧🇷 BRAZIL83♥♦10-2+8
+1.5Round 23🇮🇪 IRELAND153♠♠A+1+2
+1.4Round 12🇭🇺 HUNGARY273NT♣8+1+0
+1.4Round 13🇨🇦 CANADA44♥♣5+2+1
+1.3Round 17🇭🇰 HONG KONG CHINA184♥♣6+2+1
+1.1Round 7🇨🇴 COLOMBIA103NT♠9+2+1
+1.1Round 21🇳🇿 NEW ZEALAND225♥♣A=+0
+1.1Round 22🇨🇭 SWITZERLAND31NT♦4=+0
+1.1Round 27🇩🇰 DENMARK242♦♥Q-1-2
+1.0Round 27🇩🇰 DENMARK254♥♠A+2-12
+1.0Round 27🇩🇰 DENMARK282♠♦J-1+10
+0.9Round 15🇸🇪 SWEDEN291♠♠5+2+0
+0.9Round 22🇨🇭 SWITZERLAND52♥♣8+1+0
+0.8Round 15🇸🇪 SWEDEN214♠♦Q+1+1
+0.8Round 27🇩🇰 DENMARK271NT♣4=+0
+0.7Round 3🇮🇹 ITALY294♠♣A=-1
+0.7Round 8🇫🇷 FRANCE15Pass+3
+0.7Round 8🇫🇷 FRANCE203NT♣9+2+0
+0.7Round 9🇺🇸 U.S.A.264NT♥9+2+1
+0.7Round 15🇸🇪 SWEDEN253♠♦9=+7
+0.7Round 21🇳🇿 NEW ZEALAND266♦♦2+1-2
+0.6Round 2🇮🇱 ISRAEL193NT♦10=+2
+0.6Round 7🇨🇴 COLOMBIA64♥♠3=+0
+0.6Round 13🇨🇦 CANADA13♠♥3-2-5
+0.4Round 2🇮🇱 ISRAEL124♠♦Q+1+0
+0.4Round 18🇭🇷 CROATIA284♠♥4+2-11
+0.4Round 21🇳🇿 NEW ZEALAND234♠♦A+1+0
+0.3Round 21🇳🇿 NEW ZEALAND274♥♦J+1-11
+0.3Round 23🇮🇪 IRELAND195♦♠7+1-11
+0.2Round 18🇭🇷 CROATIA304♠♠3+2-11
+0.2Round 22🇨🇭 SWITZERLAND73♦♠2-1-11
+0.1Round 3🇮🇹 ITALY213NT♠4+1+0
+0.1Round 8🇫🇷 FRANCE113♠♥A-3+0
+0.1Round 9🇺🇸 U.S.A.254♥♠J=-1
+0.0Round 9🇺🇸 U.S.A.303NT♣Q=+0
-0.0Round 17🇭🇰 HONG KONG CHINA123NT♠9=-2
-0.2Round 18🇭🇷 CROATIA253NT♠4+1+10
-0.3Round 7🇨🇴 COLOMBIA84♥♠A+2-11
-0.3Round 15🇸🇪 SWEDEN284♥♣10=+0
-0.3Round 17🇭🇰 HONG KONG CHINA172♠♥6=+0
-0.3Round 18🇭🇷 CROATIA264♠♣8-2-8
-0.4Round 2🇮🇱 ISRAEL115♥♥4+2+0
-0.4Round 16🇧🇷 BRAZIL73NT♦3+2-1
-0.6Round 8🇫🇷 FRANCE175♠♣2+1+14
-0.6Round 13🇨🇦 CANADA64♥♣K+1+0
-0.6Round 26🇦🇺 AUSTRALIA114♥♣K-2-5
-0.7Round 26🇦🇺 AUSTRALIA173♥♦J-2-5
-1.0Round 13🇨🇦 CANADA34♥♦K=+0
-1.1Round 21🇳🇿 NEW ZEALAND304♥♣4+2-1
-1.1Round 26🇦🇺 AUSTRALIA121NT♥2-2+11
-1.2Round 16🇧🇷 BRAZIL12♠♥K=+7
-1.2Round 23🇮🇪 IRELAND184♥♠4=+1
-1.3Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♠♦A=+1
-1.3Round 9🇺🇸 U.S.A.281NT♥J=-2
-1.3Round 12🇭🇺 HUNGARY223♠♠4=+0
-1.3Round 17🇭🇰 HONG KONG CHINA135♣♣6=+1
-1.4Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♠♣7+2-1
-1.5Round 15🇸🇪 SWEDEN234♥♠Q-2-3
-1.5Round 18🇭🇷 CROATIA243♠♣J-1+2
-1.6Round 7🇨🇴 COLOMBIA74NT♦5+1-1
-1.6Round 12🇭🇺 HUNGARY244♠♦8+1-1
-1.6Round 15🇸🇪 SWEDEN223NT♣5+1+1
-1.6Round 23🇮🇪 IRELAND134♠♥A+1+0
-1.8Round 2🇮🇱 ISRAEL174♠♠2-1+2
-1.8Round 3🇮🇹 ITALY223♣♦6=-5
-1.8Round 15🇸🇪 SWEDEN263NT♠2+2+0
-1.8Round 22🇨🇭 SWITZERLAND23♠♥5+1-1
-1.9Round 2🇮🇱 ISRAEL203♥♣6=+0
-1.9Round 23🇮🇪 IRELAND124♠♥Q=+0
-2.1Round 26🇦🇺 AUSTRALIA144♠♠9+1-1
-2.1Round 27🇩🇰 DENMARK294♥♦2+2-1
-2.6Round 18🇭🇷 CROATIA293♠♠4=+0
-2.7Round 27🇩🇰 DENMARK304♠♦Q+1+0
-2.8Round 7🇨🇴 COLOMBIA53NT♥7+1+0
-2.9Round 15🇸🇪 SWEDEN271NT♠J+1-6
-3.0Round 3🇮🇹 ITALY244♥♦K-1+4
-3.0Round 15🇸🇪 SWEDEN303NT♠4-1-5
-3.0Round 26🇦🇺 AUSTRALIA184♥♠3=+0
-3.2Round 7🇨🇴 COLOMBIA93NT♠10=+0
-3.2Round 15🇸🇪 SWEDEN243NT♥6-2+0
-3.3Round 9🇺🇸 U.S.A.291NT♠7+3-7
-3.5Round 18🇭🇷 CROATIA221NT♥4-2-3
-3.6Round 9🇺🇸 U.S.A.243♠♥K-1-2
-3.6Round 18🇭🇷 CROATIA212♥♥3-2+0
-3.8Round 22🇨🇭 SWITZERLAND63NT♠2+1-7
-4.0Round 8🇫🇷 FRANCE184♥♣Q+1-1
-4.0Round 17🇭🇰 HONG KONG CHINA194♠♥A-2+6
-4.2Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73NT♥7-3-4
-4.3Round 13🇨🇦 CANADA23♠♣2=-7
-4.4Round 23🇮🇪 IRELAND173♣♥10-1-5
-4.7Round 7🇨🇴 COLOMBIA34♠x♦K-4-4
-4.7Round 9🇺🇸 U.S.A.223♠♦A-1-6
-4.7Round 21🇳🇿 NEW ZEALAND243NT♥10-4-7
-4.9Round 18🇭🇷 CROATIA273NT♥4+2+0
-5.1Round 17🇭🇰 HONG KONG CHINA116♠♦K=+0
-6.0Round 2🇮🇱 ISRAEL183NT♠2+1-7
-6.6Round 16🇧🇷 BRAZIL45♦♠4-2-13
-6.6Round 17🇭🇰 HONG KONG CHINA161NT♦6=-12
-6.7Round 23🇮🇪 IRELAND143NT♦Q-2-11
-7.0Round 17🇭🇰 HONG KONG CHINA205♣♠K=+0
-7.1Round 7🇨🇴 COLOMBIA45♦♣K-1-12
-7.7Round 7🇨🇴 COLOMBIA26♦♣A=+0
-7.8Round 9🇺🇸 U.S.A.211NT♦4=-8
-8.5Round 27🇩🇰 DENMARK263NT♣K-2-13
-8.9Round 8🇫🇷 FRANCE196♠x♥5-1-13
-8.9Round 13🇨🇦 CANADA55♠♥10+1-11
-9.2Round 17🇭🇰 HONG KONG CHINA155♦♠K=-7
-9.8Round 22🇨🇭 SWITZERLAND16NT♣A-1-11
-10.0Round 4🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND36♥♠A=+0
-11.4Round 2🇮🇱 ISRAEL147♥♦3-1-14
-11.9Round 12🇭🇺 HUNGARY267♦♥3=+2
-12.4Round 8🇫🇷 FRANCE166♠♥J-2-12