🇨🇳 LIU Yan · CHINA

51rank
+64.9Butler · 256 bds
+0.25per board
±4.4swing
+0.75vs par /bd · #11/140
+0.07adjusted /bd
Butler per round: -26.3 6.9 3.1 -2.4 3.9 40.5 -18.5 -8.1 17.4 -6.7 -6.5 33.1 12.4 40.8 -11.9 -12.8by round

vs par split: bidding +0.43 · play +0.32

Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted +0.07/bd

Card play — on target: opening leads 82.3% #59 of 140 · declarer play 72.1% #89 of 140 · defence 89.8% #21 of 140

Card play by contract type — on target
vs NTvs a suit
Opening leads77.3% (22)85.0% (40)
Declarer play60.0% (15)75.5% (53)
Defence78.8% (33)93.6% (94)

Opening leads by suit led: ♠ 61.5% (13) · ♥ 100.0% (17) · ♦ 85.7% (14) · ♣ 77.8% (18)

vs par by strain: NT +0.00 (70) · a suit +1.03 (186)

vs par by level: part-score +0.60 (96) · game +0.19 (142) · slam +5.89 (18)

By role: declaring +0.41/bd (-1.55 vs par · 129) · defending +0.10/bd (+3.08 vs par · 127)

By vulnerability: vulnerable +0.28/bd (+0.45 vs par · 128) · not vulnerable +0.22/bd (+1.05 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1X.YuG.Smykalla – A.Della MontaOpen16-26.3-1.64-0.31
Round 3X.YuJ.Hui – J.ToOpen16+6.9+0.43-0.69
Round 4X.YuD.Elawady – H.SolimanClosed16+3.1+0.19+1.12
Round 5X.YuI.Elkin – A.SmalinskyOpen16-2.4-0.15+1.69
Round 7X.YuA.Tartarin – M.RossardOpen16+3.9+0.24+1.06
Round 9X.YuR.Hinds – P.GreenidgeOpen16+40.5+2.53+3.44
Round 10X.YuH.Eythorsdottir – J.Seamon-MolsonClosed16-18.5-1.16-0.38
Round 11X.YuM.Yang – V.LiuClosed16-8.1-0.51+0.38
Round 13X.YuC.Koch-Palmund – T.BildeClosed16+17.4+1.09+2.31
Round 14X.YuV.Armstrong – C.StantonClosed16-6.7-0.42-0.75
Round 16X.YuN.Bashar – K.MosesOpen16-6.5-0.41-1.19
Round 17X.YuC.Gandhi – A.AggarwalClosed16+33.1+2.07+3.62
Round 19X.YuC.Gibbons – J.GibbonsClosed16+12.4+0.78+2.12
Round 20X.YuG.Nabil – S.TeberClosed16+40.8+2.55+4.38
Round 22X.YuS.Clementsson – K.BertheauOpen16-11.9-0.74-2.81
Round 23X.YuB.Bryant – P.NisbetClosed16-12.8-0.80-2.06

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
+14.0Round 3🇭🇰 HONG KONG CHINA57♣♥Q-2+17
+12.2Round 14🇿🇦 SOUTH AFRICA244♥x♣7-4+11
+11.7Round 20🇲🇦 MOROCCO105♦♥8-4+14
+11.1Round 9🇧🇧 BARBADOS116♣♦A=+10
+11.0Round 7🇫🇷 FRANCE133NT♣6-3+14
+10.9Round 3🇭🇰 HONG KONG CHINA83♥x♣K-5+3
+10.9Round 9🇧🇧 BARBADOS54♥♣Q+3+14
+9.9Round 23🇨🇦 CANADA254♥♦7=+13
+9.7Round 17🇦🇪 UAE164♠♣3-1+14
+9.5Round 20🇲🇦 MOROCCO36♠♥6-3+14
+9.3Round 16🇦🇺 AUSTRALIA324♠x♦A+1+10
+8.0Round 19🇳🇿 NEW ZEALAND25♣♠6+1+13
+8.0Round 19🇳🇿 NEW ZEALAND54♠x♥J-2+12
+7.7Round 4🇪🇬 EGYPT224♥♦9+2+8
+7.7Round 20🇲🇦 MOROCCO93NT♠K-5+9
+7.7Round 22🇸🇪 SWEDEN71NTx♣Q-2+9
+7.6Round 17🇦🇪 UAE26NT♥3=+0
+7.5Round 10🇺🇸 USA2263NT♥A=+10
+7.3Round 7🇫🇷 FRANCE114♠x♣5-3+2
+7.2Round 7🇫🇷 FRANCE16♥♣A=+0
+7.2Round 23🇨🇦 CANADA313♥♠5+2-2
+7.0Round 3🇭🇰 HONG KONG CHINA24♠♥J=+3
+7.0Round 19🇳🇿 NEW ZEALAND85♥x♦A-1+8
+6.8Round 4🇪🇬 EGYPT263NT♣5+1+0
+6.7Round 20🇲🇦 MOROCCO73NT♦8=+0
+6.4Round 13🇩🇰 DENMARK156♣x♥4=+11
+6.2Round 13🇩🇰 DENMARK74♠♣7-1+12
+6.0Round 1🇩🇪 GERMANY74♥♣A+1+10
+5.8Round 16🇦🇺 AUSTRALIA263NT♠10+1+11
+5.8Round 17🇦🇪 UAE103♥♥J-2+3
+5.7Round 9🇧🇧 BARBADOS84♠♣A=+3
+5.6Round 17🇦🇪 UAE56NT♦Q-1+14
+5.5Round 9🇧🇧 BARBADOS105♦♥K-4+7
+5.1Round 9🇧🇧 BARBADOS16♦♠2-1+8
+4.8Round 10🇺🇸 USA2204♥♠K+1+13
+4.7Round 5🇦🇷 ARGENTINA43♥♣K-2+3
+4.7Round 9🇧🇧 BARBADOS24♠♦6=+0
+4.6Round 23🇨🇦 CANADA214♣♠4+1+1
+4.0Round 13🇩🇰 DENMARK34NT♥K+2-13
+3.9Round 11🇹🇼 CHINESE TAIPEI154♠♣J+2+11
+3.8Round 7🇫🇷 FRANCE32♠♦J-2+7
+3.8Round 14🇿🇦 SOUTH AFRICA263♣♥A+2+1
+3.8Round 17🇦🇪 UAE44♠♦A=+0
+3.5Round 4🇪🇬 EGYPT254♠♦K=+0
+3.5Round 5🇦🇷 ARGENTINA21NT♥K-1-2
+3.5Round 7🇫🇷 FRANCE162♥♦A-1+11
+3.5Round 20🇲🇦 MOROCCO145♣♥A-1+10
+3.5Round 22🇸🇪 SWEDEN64♥♦7+2+11
+3.4Round 1🇩🇪 GERMANY114♥♦10=+0
+3.4Round 5🇦🇷 ARGENTINA165♠x♦K-1+12
+3.4Round 10🇺🇸 USA2212♥♣9=+0
+3.4Round 19🇳🇿 NEW ZEALAND12♠♣7+2+6
+3.3Round 14🇿🇦 SOUTH AFRICA292♣♥Q-1+5
+3.3Round 17🇦🇪 UAE135♣x♥A-1+8
+3.2Round 13🇩🇰 DENMARK52NT♦J=+0
+3.1Round 9🇧🇧 BARBADOS163NT♠3+1+0
+3.1Round 11🇹🇼 CHINESE TAIPEI74♥♣2-2+2
+3.1Round 13🇩🇰 DENMARK132♦♥J-2+2
+3.1Round 20🇲🇦 MOROCCO23NT♣5+2+0
+3.0Round 20🇲🇦 MOROCCO83NT♠10+1+8
+2.9Round 5🇦🇷 ARGENTINA34♠♥5=+13
+2.8Round 9🇧🇧 BARBADOS152♥♠K+2+6
+2.6Round 19🇳🇿 NEW ZEALAND153♥♦A+1+1
+2.6Round 19🇳🇿 NEW ZEALAND165♣♠Q=+7
+2.6Round 20🇲🇦 MOROCCO15♥♦Q=+8
+2.5Round 3🇭🇰 HONG KONG CHINA32♠♦5+1+1
+2.5Round 4🇪🇬 EGYPT212♠♦2-2+5
+2.4Round 11🇹🇼 CHINESE TAIPEI94♠♣A=+0
+2.2Round 17🇦🇪 UAE66♥♠4=+13
+2.2Round 17🇦🇪 UAE113NT♠K+1-1
+2.2Round 22🇸🇪 SWEDEN154♠♣2=-11
+2.0Round 14🇿🇦 SOUTH AFRICA193NT♣Q=-1
+2.0Round 14🇿🇦 SOUTH AFRICA281NT♠4=-2
+2.0Round 19🇳🇿 NEW ZEALAND144♥♦J=+3
+1.9Round 11🇹🇼 CHINESE TAIPEI53♦x♦9-3-3
+1.8Round 13🇩🇰 DENMARK83NT♦2=+14
+1.7Round 16🇦🇺 AUSTRALIA181NT♥2=-1
+1.6Round 11🇹🇼 CHINESE TAIPEI63♥♦K=+0
+1.5Round 3🇭🇰 HONG KONG CHINA134♠♦K-2+3
+1.5Round 5🇦🇷 ARGENTINA114♠♣K-2+6
+1.5Round 9🇧🇧 BARBADOS72♣♠J+2+1
+1.5Round 16🇦🇺 AUSTRALIA303NT♠3+4-10
+1.5Round 17🇦🇪 UAE33♦♣K-1+6
+1.5Round 22🇸🇪 SWEDEN105♦♥2=+0
+1.4Round 14🇿🇦 SOUTH AFRICA325♠♣A=+0
+1.4Round 19🇳🇿 NEW ZEALAND42♦♥A+1-6
+1.4Round 22🇸🇪 SWEDEN11NT♥5-1-2
+1.3Round 1🇩🇪 GERMANY31NT♠5-1+5
+1.3Round 3🇭🇰 HONG KONG CHINA141NT♠K+1-1
+1.3Round 4🇪🇬 EGYPT313♠♥J-3+0
+1.3Round 11🇹🇼 CHINESE TAIPEI113♦♥Q=+0
+1.2Round 11🇹🇼 CHINESE TAIPEI85♠♦4=+4
+1.2Round 13🇩🇰 DENMARK113♦♦4=+0
+1.2Round 17🇦🇪 UAE12♠♥A=+0
+1.1Round 7🇫🇷 FRANCE73NT♠7=+0
+1.1Round 11🇹🇼 CHINESE TAIPEI13NT♣4+3-11
+1.1Round 16🇦🇺 AUSTRALIA251♠♣5+2+0
+1.0Round 1🇩🇪 GERMANY152♥♠J=+0
+1.0Round 13🇩🇰 DENMARK43NT♠3=+0
+1.0Round 16🇦🇺 AUSTRALIA282♥♦4=-1
+1.0Round 20🇲🇦 MOROCCO161NT♠5+4+9
+1.0Round 22🇸🇪 SWEDEN43NT♦6+3+1
+1.0Round 23🇨🇦 CANADA193NT♠4+2+0
+0.8Round 4🇪🇬 EGYPT293♠♦8-2+8
+0.8Round 13🇩🇰 DENMARK103NT♥5=+0
+0.7Round 5🇦🇷 ARGENTINA54♠♣A+1+0
+0.7Round 10🇺🇸 USA2273♠♣K-1-6
+0.7Round 17🇦🇪 UAE124♥♣6+1+0
+0.7Round 20🇲🇦 MOROCCO44♠♦2+2-13
+0.7Round 23🇨🇦 CANADA171NT♠8+1+1
+0.6Round 11🇹🇼 CHINESE TAIPEI21♥♥K-1+4
+0.6Round 16🇦🇺 AUSTRALIA204♥♦A+2+1
+0.6Round 19🇳🇿 NEW ZEALAND65♠♦K=+0
+0.6Round 19🇳🇿 NEW ZEALAND94♥♠J=+0
+0.6Round 22🇸🇪 SWEDEN33♠♣6+2-9
+0.5Round 4🇪🇬 EGYPT244♠♣8+3+2
+0.5Round 10🇺🇸 USA2193♦♣5-1+3
+0.4Round 14🇿🇦 SOUTH AFRICA214♦♠Q=+1
+0.4Round 16🇦🇺 AUSTRALIA313NT♠3+1+1
+0.4Round 19🇳🇿 NEW ZEALAND104♠♦K=+1
+0.3Round 3🇭🇰 HONG KONG CHINA73♠♦A+1-10
+0.3Round 10🇺🇸 USA2222♠♥A=+0
+0.2Round 4🇪🇬 EGYPT183♦♥K-1-2
+0.2Round 4🇪🇬 EGYPT271NT♠10=+1
+0.2Round 9🇧🇧 BARBADOS62♥♣8-1+2
+0.2Round 9🇧🇧 BARBADOS91NT♥8=-1
+0.2Round 13🇩🇰 DENMARK62♥♣7=+1
+0.2Round 14🇿🇦 SOUTH AFRICA305♥♣4+1+1
+0.2Round 23🇨🇦 CANADA231NT♥Q-1-1
+0.1Round 1🇩🇪 GERMANY103NT♥J+1+0
+0.1Round 9🇧🇧 BARBADOS43♦♣A+1+0
+0.1Round 22🇸🇪 SWEDEN53♥♥Q+1+10
-0.0Round 13🇩🇰 DENMARK23♥♦A-1+11
-0.0Round 17🇦🇪 UAE93♦♥7=+1
-0.1Round 3🇭🇰 HONG KONG CHINA124♥♠10=+0
-0.1Round 7🇫🇷 FRANCE55♦♣2+1-13
-0.1Round 23🇨🇦 CANADA272♥♥4+1-6
-0.2Round 13🇩🇰 DENMARK93♣♦5-1-6
-0.2Round 19🇳🇿 NEW ZEALAND133♣♣5=+0
-0.3Round 1🇩🇪 GERMANY86NT♥4=+11
-0.3Round 7🇫🇷 FRANCE64♥♠2+1+0
-0.3Round 14🇿🇦 SOUTH AFRICA203♣♠K=+0
-0.3Round 16🇦🇺 AUSTRALIA222♠♥3+2+6
-0.3Round 20🇲🇦 MOROCCO134♥♠Q=+0
-0.4Round 10🇺🇸 USA2175♣♠2=+1
-0.5Round 3🇭🇰 HONG KONG CHINA62♦♣7+1-1
-0.5Round 16🇦🇺 AUSTRALIA212♠♣4=-1
-0.6Round 1🇩🇪 GERMANY163NT♠10+2+12
-0.6Round 3🇭🇰 HONG KONG CHINA14♠♦A=-1
-0.6Round 4🇪🇬 EGYPT233NT♣Q-1-6
-0.6Round 5🇦🇷 ARGENTINA64♠♥5=-11
-0.7Round 5🇦🇷 ARGENTINA94♠♦10+1+0
-0.8Round 5🇦🇷 ARGENTINA75♥♠5=+0
-0.8Round 5🇦🇷 ARGENTINA144♠♣A-3+13
-0.8Round 10🇺🇸 USA2242♥♠3+1-1
-0.8Round 13🇩🇰 DENMARK123NT♠Q=-1
-0.9Round 9🇧🇧 BARBADOS143NT♣10-1-5
-0.9Round 17🇦🇪 UAE144♥♦A-2+0
-0.9Round 22🇸🇪 SWEDEN133♠♦A-1-1
-1.0Round 5🇦🇷 ARGENTINA14♥♦4+2+11
-1.0Round 11🇹🇼 CHINESE TAIPEI103♠♦2=+0
-1.0Round 16🇦🇺 AUSTRALIA272♦♣4=+0
-1.0Round 20🇲🇦 MOROCCO154♣♠5-1-2
-1.0Round 22🇸🇪 SWEDEN82♥♣K+1+0
-1.0Round 22🇸🇪 SWEDEN114♥♦4+1-14
-1.0Round 22🇸🇪 SWEDEN145♣♦9+1-11
-1.2Round 4🇪🇬 EGYPT323NT♦J+1+12
-1.2Round 5🇦🇷 ARGENTINA83♠♥5=+0
-1.2Round 20🇲🇦 MOROCCO124♦♣A-2+5
-1.3Round 7🇫🇷 FRANCE143♥♦J-2+0
-1.3Round 14🇿🇦 SOUTH AFRICA183♥♣10-1+4
-1.4Round 14🇿🇦 SOUTH AFRICA313♠♥A=+0
-1.4Round 20🇲🇦 MOROCCO53♥♦7+1+6
-1.5Round 9🇧🇧 BARBADOS123NT♦7-3+7
-1.6Round 23🇨🇦 CANADA294♠♥Q+1-13
-1.8Round 3🇭🇰 HONG KONG CHINA113NT♠10=+0
-1.8Round 13🇩🇰 DENMARK145♥♠Q=+10
-1.8Round 20🇲🇦 MOROCCO62♦♣Q=+0
-1.9Round 4🇪🇬 EGYPT175♦x♣Q-1-6
-1.9Round 7🇫🇷 FRANCE123NT♥3+1-1
-1.9Round 10🇺🇸 USA2284♠♣K-1-5
-2.0Round 1🇩🇪 GERMANY93NT♠2-2-6
-2.0Round 7🇫🇷 FRANCE101NT♣6=+0
-2.0Round 9🇧🇧 BARBADOS33♠♣7-2+3
-2.0Round 10🇺🇸 USA2234♥♦J=-3
-2.0Round 22🇸🇪 SWEDEN24♥♠6+2-11
-2.1Round 5🇦🇷 ARGENTINA123NT♠4=+0
-2.1Round 17🇦🇪 UAE83♥♦K=+0
-2.2Round 4🇪🇬 EGYPT194♥♥2+1+0
-2.2Round 16🇦🇺 AUSTRALIA193♦♥4=-1
-2.2Round 23🇨🇦 CANADA323♠♥4+1+6
-2.3Round 5🇦🇷 ARGENTINA153NT♦5+2-12
-2.3Round 7🇫🇷 FRANCE93♦♠J-1-5
-2.4Round 14🇿🇦 SOUTH AFRICA255♦♥Q+1-11
-2.5Round 1🇩🇪 GERMANY56♠x♦K-1+0
-2.5Round 11🇹🇼 CHINESE TAIPEI134♠♣K+2+12
-2.6Round 23🇨🇦 CANADA243♠♥A=-6
-2.8Round 7🇫🇷 FRANCE44♠♥10+1+0
-2.9Round 23🇨🇦 CANADA303NT♠10+3-3
-3.0Round 1🇩🇪 GERMANY42NT♠10-1-6
-3.0Round 10🇺🇸 USA2253♣♠A-1-4
-3.0Round 13🇩🇰 DENMARK163NT♥7+1-1
-3.0Round 20🇲🇦 MOROCCO112♥♦5-1+2
-3.1Round 11🇹🇼 CHINESE TAIPEI33NT♠4+1+0
-3.1Round 11🇹🇼 CHINESE TAIPEI124♦♠3-2-7
-3.1Round 17🇦🇪 UAE72♥♣10+2+1
-3.3Round 23🇨🇦 CANADA184♥♣K-3-12
-3.4Round 4🇪🇬 EGYPT304♠♦5+1+0
-3.4Round 19🇳🇿 NEW ZEALAND74♠♥K+3-12
-3.6Round 1🇩🇪 GERMANY24♠♠A=+0
-3.7Round 5🇦🇷 ARGENTINA104♥♦J=+0
-3.7Round 14🇿🇦 SOUTH AFRICA272♥♣7=+0
-3.7Round 19🇳🇿 NEW ZEALAND122♥♣3-2+11
-3.9Round 3🇭🇰 HONG KONG CHINA104♠♦8-2-8
-4.0Round 1🇩🇪 GERMANY133NT♠5-3-9
-4.0Round 4🇪🇬 EGYPT286♦♣4=+2
-4.0Round 10🇺🇸 USA2294♥♦5+1+0
-4.0Round 10🇺🇸 USA2313NT♥4-1-5
-4.0Round 23🇨🇦 CANADA202♣♥9-1-6
-4.1Round 16🇦🇺 AUSTRALIA244♠♦K-1-5
-4.2Round 3🇭🇰 HONG KONG CHINA164♠♥J=-3
-4.2Round 7🇫🇷 FRANCE83♥♣4-1-5
-4.2Round 14🇿🇦 SOUTH AFRICA233NT♠J=+1
-4.2Round 23🇨🇦 CANADA223♠♠2=+7
-4.3Round 3🇭🇰 HONG KONG CHINA44♠♦A-1-6
-4.3Round 11🇹🇼 CHINESE TAIPEI147♦♣Q=+2
-4.4Round 3🇭🇰 HONG KONG CHINA154♥x♣Q-1-8
-4.4Round 17🇦🇪 UAE152♥♦A-2-1
-4.7Round 1🇩🇪 GERMANY13NT♦5+2-2
-4.7Round 1🇩🇪 GERMANY123NT♣J-2-8
-4.7Round 13🇩🇰 DENMARK13NT♥4=-3
-5.1Round 16🇦🇺 AUSTRALIA175♦♥10+1-11
-5.1Round 16🇦🇺 AUSTRALIA235♣♠5-1-12
-5.2Round 11🇹🇼 CHINESE TAIPEI42♠♥3+1-7
-5.9Round 5🇦🇷 ARGENTINA131NT♣4+1-6
-6.0Round 1🇩🇪 GERMANY65♣♦A=-7
-6.0Round 9🇧🇧 BARBADOS133NT♣6+1+0
-6.0Round 10🇺🇸 USA2186♣♠A=+2
-6.0Round 11🇹🇼 CHINESE TAIPEI163NT♠10+2-1
-6.4Round 22🇸🇪 SWEDEN165♥x♠10-1+0
-6.5Round 10🇺🇸 USA2323NT♥J-3-11
-6.6Round 22🇸🇪 SWEDEN94♥♠2+2-17
-6.7Round 1🇩🇪 GERMANY143NT♠3-1-5
-6.8Round 19🇳🇿 NEW ZEALAND33NT♠7+1-1
-7.0Round 23🇨🇦 CANADA264♥♦K=-9
-7.1Round 4🇪🇬 EGYPT203NT♠7-1-6
-7.1Round 10🇺🇸 USA2306NT♣5=+0
-7.5Round 7🇫🇷 FRANCE26♥♠6=+11
-7.6Round 7🇫🇷 FRANCE155♥♠4-3-4
-8.5Round 23🇨🇦 CANADA284♥♠10=-3
-9.0Round 14🇿🇦 SOUTH AFRICA174♥♦5-1-11
-9.6Round 16🇦🇺 AUSTRALIA293NT♦9-1-6
-9.7Round 14🇿🇦 SOUTH AFRICA224♥♣Q=-11
-10.1Round 19🇳🇿 NEW ZEALAND116♠x♣A-3-9
-10.8Round 3🇭🇰 HONG KONG CHINA96♥♣J=+0
-11.0Round 22🇸🇪 SWEDEN123NT♥Q=+0