🇭🇰 WAN Siu-Kau Samuel · HONG KONG CHINA

87rank
-28.0Butler · 238 bds
-0.12per board
±4.1swing
-0.26vs par /bd · #92/138
-0.04adjusted /bd
Butler per round: -15.3 -0.3 10.6 -10.5 -18.4 0.5 17 -8.9 13.9 24.3 -19.3 16.2 -28.7 22.3 -0.3 -21.8 -9.3by round

vs par split: bidding +0.20 · play -0.46

Strength of schedule: opponents averaged +0.07/bd (a tough draw) → opponent-adjusted -0.04/bd

Card play — on target: opening leads 76.8% #104 of 138 · declarer play 68.5% #110 of 138 · defence 86.0% #67 of 138

Bidding activity — not a pass: 42.7% #69 of 138 (281/658)

Card play by contract type — on target
vs NTvs a suit
Opening leads68.8% (16)79.2% (53)
Declarer play66.7% (18)69.4% (36)
Defence72.7% (33)90.9% (88)

Opening leads by suit led: ♠ 76.9% (13) · ♥ 88.2% (17) · ♦ 82.4% (17) · ♣ 63.6% (22)

vs par by strain: NT -0.97 (69) · a suit +0.03 (169)

vs par by level: part-score -0.98 (83) · game -0.01 (145) · slam +2.10 (10)

By role: declaring +0.13/bd (-2.47 vs par · 117) · defending -0.36/bd (+1.88 vs par · 121)

By vulnerability: vulnerable -0.08/bd (-0.01 vs par · 119) · not vulnerable -0.16/bd (-0.51 vs par · 119)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1R.LingJ.Kolen – J.VerheesOpen14-15.3-1.09-2.14
Round 3R.LingW.Starkowski – M.KwiecienOpen14-0.3-0.02+1.07
Round 4R.LingK.Belrhiti Alaoui – M.BerradaClosed14+10.6+0.76+0.93
Round 5R.LingB.Levin – E.RodwellClosed14-10.5-0.75+2.00
Round 7R.LingM.Lanzarotti – A.MortarottiClosed14-18.4-1.31-0.50
Round 8R.LingM.Ino – R.GellerClosed14+0.5+0.04-1.21
Round 9R.LingJ.Weng – S.ZhouClosed14+17.0+1.21-0.50
Round 10R.LingJ.Furunes – S.BjerksetOpen14-8.9-0.64-2.29
Round 12R.LingD.Schaltz – P.SchaltzOpen14+13.9+0.99+0.57
Round 13R.LingA.Zein – M.AbazaClosed14+24.3+1.74-0.43
Round 14R.LingJ.Shivdasani – B.SatyanarayanaClosed14-19.3-1.38-1.07
Round 16R.LingA.Morath – B.EfraimssonClosed14+16.2+1.16+2.07
Round 17R.LingD.Mossop – G.HallbergOpen14-28.7-2.05-0.93
Round 19R.LingZ.Marcinski – M.LorberClosed14+22.3+1.59+1.07
Round 20R.LingL.Cohen – D.BerkowitzClosed14-0.3-0.02+2.21
Round 21R.LingY.Cheng – H.LinClosed14-21.8-1.56-3.21
Round 23R.LingG.Cohner – C.DaehrOpen14-9.3-0.66-2.07

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
+11.6Round 19🇨🇦 CANADA95♦x♣A-4+5
+11.6Round 19🇨🇦 CANADA106♠♥Q=-13
+11.5Round 4🇲🇦 MOROCCO254♠x♣K-2+14
+10.4Round 16🇸🇪 SWEDEN285♥x♠4-1+12
+9.9Round 12🇩🇰 DENMARK234♥♦T=+10
+9.8Round 13🇪🇬 EGYPT95♦♠K=+0
+9.7Round 21🇹🇼 CHINESE TAIPEI14♠x♦A-3+9
+9.3Round 13🇪🇬 EGYPT102♠♥K=+12
+9.3Round 16🇸🇪 SWEDEN206♥♣A-1+17
+9.1Round 8🇯🇵 JAPAN195♥x♠K-5+10
+9.0Round 13🇪🇬 EGYPT146NT♦3=-11
+7.4Round 1🇳🇱 NETHERLANDS74♠♣6=-1
+6.8Round 5🇺🇸 USA283NT♠K=+7
+6.6Round 4🇲🇦 MOROCCO215♣♠K-1+5
+6.1Round 12🇩🇰 DENMARK262NT♥Q-3+5
+6.0Round 9🇨🇳 CHINA95♦x♥4-2+5
+6.0Round 10🇳🇴 NORWAY223NT♥J+1-1
+5.9Round 4🇲🇦 MOROCCO265♥♦K=+10
+5.7Round 19🇨🇦 CANADA145♥x♠6-2+5
+5.6Round 19🇨🇦 CANADA75♦♣A-1+12
+5.3Round 23🇩🇪 GERMANY116♥♦5=+5
+5.1Round 3🇵🇱 POLAND113NT♠7-1+10
+5.0Round 9🇨🇳 CHINA24♠♥K=+11
+4.9Round 7🇮🇹 ITALY144♥♦K=+8
+4.3Round 12🇩🇰 DENMARK153♦♠J=+5
+4.3Round 16🇸🇪 SWEDEN174♥♣K=+0
+4.1Round 9🇨🇳 CHINA41♠♦Q-1+5
+4.1Round 9🇨🇳 CHINA81NT♥4+1+6
+4.1Round 19🇨🇦 CANADA13♥♣A+1+6
+4.1Round 19🇨🇦 CANADA45♦♠K-1+16
+4.1Round 23🇩🇪 GERMANY124♥♦9+1-14
+3.8Round 4🇲🇦 MOROCCO273♣♥8=+9
+3.8Round 20🇺🇸 USA1184♥x♦A-1+0
+3.7Round 10🇳🇴 NORWAY214♠♦3=+0
+3.7Round 16🇸🇪 SWEDEN263NT♠6=+10
+3.5Round 9🇨🇳 CHINA16♣♥K-1+11
+3.5Round 13🇪🇬 EGYPT56♠♠3+1+1
+3.4Round 7🇮🇹 ITALY44♠♦9+2+13
+3.2Round 16🇸🇪 SWEDEN194♠♥T+2+14
+3.1Round 7🇮🇹 ITALY23NT♦3+3+14
+3.1Round 9🇨🇳 CHINA73NT♠2=-1
+3.1Round 9🇨🇳 CHINA114NT♣8+1+0
+3.0Round 12🇩🇰 DENMARK164♠♦6+2+1
+3.0Round 16🇸🇪 SWEDEN212♠♦A=-1
+2.8Round 1🇳🇱 NETHERLANDS125♠♦A=+1
+2.4Round 12🇩🇰 DENMARK185♣♠3+1+1
+2.3Round 3🇵🇱 POLAND23NT♣6-1+6
+2.3Round 3🇵🇱 POLAND93♣♥2+1+0
+2.3Round 14🇮🇳 INDIA254♥♦A-1+5
+2.3Round 16🇸🇪 SWEDEN243NT♥K-2+6
+2.2Round 20🇺🇸 USA1175♣♥J=+11
+2.1Round 13🇪🇬 EGYPT33NT♣5+2+0
+2.1Round 14🇮🇳 INDIA243♣♠K+1+0
+2.1Round 20🇺🇸 USA1153♠♥A-2+2
+2.0Round 5🇺🇸 USA271NT♥2+2+1
+2.0Round 7🇮🇹 ITALY103NT♣Q=+0
+2.0Round 12🇩🇰 DENMARK274♥♥7+2-11
+2.0Round 19🇨🇦 CANADA82♥♣J=+6
+1.9Round 16🇸🇪 SWEDEN153♣♥3=-1
+1.9Round 20🇺🇸 USA1254♠♠6+1+11
+1.8Round 1🇳🇱 NETHERLANDS114♠♣A+1+1
+1.8Round 4🇲🇦 MOROCCO242♠♥T+2+1
+1.8Round 7🇮🇹 ITALY81NT♣3-2+0
+1.8Round 19🇨🇦 CANADA125♣♥Q+1+10
+1.8Round 20🇺🇸 USA1193♥♠K=+0
+1.7Round 5🇺🇸 USA216♥♣A-2+0
+1.6Round 21🇹🇼 CHINESE TAIPEI33♣♦T-2-1
+1.6Round 23🇩🇪 GERMANY104♠♣8-2+7
+1.5Round 3🇵🇱 POLAND63NT♠8+1-12
+1.4Round 8🇯🇵 JAPAN183♦♥A+1+0
+1.4Round 13🇪🇬 EGYPT73NT♠4+2+0
+1.3Round 3🇵🇱 POLAND103NT♠A+1+13
+1.3Round 5🇺🇸 USA223NT♣4+3+11
+1.2Round 4🇲🇦 MOROCCO163NT♥8+1+1
+1.1Round 1🇳🇱 NETHERLANDS13♥♣A=+1
+1.1Round 3🇵🇱 POLAND131NT♦7+2-1
+1.1Round 7🇮🇹 ITALY72NT♠3=+0
+1.1Round 10🇳🇴 NORWAY164♠♥J=+11
+1.1Round 13🇪🇬 EGYPT44♥♣T+1+0
+1.0Round 3🇵🇱 POLAND44♠♥T+3+2
+1.0Round 3🇵🇱 POLAND72♥♦A+2+8
+1.0Round 14🇮🇳 INDIA222♠♥T+1+0
+0.9Round 8🇯🇵 JAPAN163♥♦4-4-9
+0.9Round 9🇨🇳 CHINA133NT♦4+1-1
+0.9Round 10🇳🇴 NORWAY263NT♥2+1+0
+0.9Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND71NT♠2+1+0
+0.8Round 13🇪🇬 EGYPT23NT♥3+1+0
+0.8Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♥♠J=+0
+0.8Round 20🇺🇸 USA1273♠♦Q=+7
+0.7Round 8🇯🇵 JAPAN234♠♦3+1+0
+0.7Round 9🇨🇳 CHINA141NT♥9+1-8
+0.7Round 10🇳🇴 NORWAY194♠♥T=-11
+0.7Round 12🇩🇰 DENMARK194♠♥A=+3
+0.6Round 9🇨🇳 CHINA54♥♠K+2-11
+0.6Round 13🇪🇬 EGYPT63♥♠Q+1+1
+0.6Round 14🇮🇳 INDIA203NT♠3=+3
+0.6Round 21🇹🇼 CHINESE TAIPEI114♠♣K+1+0
+0.5Round 3🇵🇱 POLAND122♠♦K+1-7
+0.5Round 14🇮🇳 INDIA153NT♠8+2+1
+0.5Round 20🇺🇸 USA1282♠♣A-1+2
+0.4Round 20🇺🇸 USA1215♦♣J+1+13
+0.3Round 7🇮🇹 ITALY132♠♦2+2-8
+0.3Round 8🇯🇵 JAPAN223NT♠J=+1
+0.3Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43♦♠3=+0
+0.2Round 9🇨🇳 CHINA124♠♣J=+0
+0.2Round 23🇩🇪 GERMANY44♥♣J+1+0
+0.1Round 7🇮🇹 ITALY33NT♥2+2+0
+0.1Round 8🇯🇵 JAPAN282♠♣A=+0
+0.1Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93NT♥J+3+11
+0.1Round 19🇨🇦 CANADA23NT♥5+1+0
+0.1Round 21🇹🇼 CHINESE TAIPEI52NT♣5=+0
+0.0Round 1🇳🇱 NETHERLANDS54♠♦A+1+0
-0.0Round 5🇺🇸 USA254♥♣J=+1
+0.0Round 5🇺🇸 USA2104♠♦4=+0
+0.0Round 7🇮🇹 ITALY12♦♦J+2+1
+0.0Round 9🇨🇳 CHINA64♠♥2=+0
+0.0Round 12🇩🇰 DENMARK204♠♥A+1+13
-0.0Round 23🇩🇪 GERMANY13NT♥2+2-10
-0.0Round 23🇩🇪 GERMANY84♥♦J+1+0
-0.0Round 23🇩🇪 GERMANY131♠♥6=-1
-0.1Round 12🇩🇰 DENMARK224♠♥J=+1
-0.1Round 14🇮🇳 INDIA161NT♥A+1+0
-0.2Round 4🇲🇦 MOROCCO173NT♦3+1-1
-0.3Round 3🇵🇱 POLAND53NT♣7+2+0
-0.3Round 14🇮🇳 INDIA272♠♠3=+1
-0.3Round 20🇺🇸 USA1233NT♥3+2+0
-0.4Round 1🇳🇱 NETHERLANDS94♥♦K+2+11
-0.4Round 1🇳🇱 NETHERLANDS144♥♠A=+0
-0.4Round 5🇺🇸 USA2146♥♥T+1+11
-0.4Round 13🇪🇬 EGYPT133♣♠J+2+14
-0.5Round 1🇳🇱 NETHERLANDS62♠♣Q+1-6
-0.5Round 5🇺🇸 USA2133♦♥Q=+0
-0.5Round 8🇯🇵 JAPAN202♠♦2=+5
-0.5Round 16🇸🇪 SWEDEN234♥♦2+1+13
-0.5Round 21🇹🇼 CHINESE TAIPEI134♠♣2+1+0
-0.6Round 7🇮🇹 ITALY122♥♣K=-5
-0.6Round 12🇩🇰 DENMARK174♠♥Q+1+0
-0.6Round 20🇺🇸 USA1264♠♣5+1+0
-0.7Round 16🇸🇪 SWEDEN184♥♠T-1-5
-0.7Round 21🇹🇼 CHINESE TAIPEI123♦♠K-1+3
-0.8Round 4🇲🇦 MOROCCO184♥♠T+1+11
-0.8Round 12🇩🇰 DENMARK253NT♥3+2+0
-0.8Round 14🇮🇳 INDIA233NT♣7+1-1
-0.8Round 23🇩🇪 GERMANY33NT♦4+2-1
-0.9Round 4🇲🇦 MOROCCO234♠♣3=-13
-0.9Round 5🇺🇸 USA234♠♦8=+0
-0.9Round 8🇯🇵 JAPAN263♦♣Q=+1
-0.9Round 8🇯🇵 JAPAN272♥♦8=-8
-0.9Round 13🇪🇬 EGYPT84♥♠Q=+0
-0.9Round 21🇹🇼 CHINESE TAIPEI143♥♦6=-7
-1.0Round 10🇳🇴 NORWAY172♥♣J+1+0
-1.0Round 10🇳🇴 NORWAY204♠♣2=+0
-1.1Round 1🇳🇱 NETHERLANDS24♦♦5+1-6
-1.2Round 10🇳🇴 NORWAY275♣♥3-3-6
-1.2Round 13🇪🇬 EGYPT124♥♦6=-3
-1.2Round 14🇮🇳 INDIA173♣♥J+1-6
-1.2Round 20🇺🇸 USA1223NT♣6+2+0
-1.2Round 23🇩🇪 GERMANY143♦♠2+1+7
-1.3Round 8🇯🇵 JAPAN173♠♦K+1-2
-1.4Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♠♣4-1-5
-1.5Round 12🇩🇰 DENMARK212♥♠6=+1
-1.5Round 14🇮🇳 INDIA214♠♦J+1-1
-1.5Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83♠♦A-1-4
-1.6Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23NT♣8+2+0
-1.6Round 19🇨🇦 CANADA134♠♦2+1+0
-1.6Round 20🇺🇸 USA1161NT♠6=+1
-1.7Round 3🇵🇱 POLAND142♠♥A+2+6
-1.7Round 5🇺🇸 USA263NT♥6+2-1
-1.7Round 8🇯🇵 JAPAN252♠♣6-1-3
-1.7Round 10🇳🇴 NORWAY254♥♣Q+1+0
-1.7Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33NT♠6=+0
-1.7Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123♠♦A-2+0
-1.8Round 19🇨🇦 CANADA112♥♣6+2-1
-1.9Round 4🇲🇦 MOROCCO154♥♦Q=-11
-1.9Round 8🇯🇵 JAPAN243♥♣3-1-4
-2.0Round 1🇳🇱 NETHERLANDS104♥♠T=+0
-2.0Round 1🇳🇱 NETHERLANDS131NT♥3+1-6
-2.0Round 21🇹🇼 CHINESE TAIPEI21NT♣4-4+10
-2.0Round 21🇹🇼 CHINESE TAIPEI63♣♠4-1-10
-2.0Round 23🇩🇪 GERMANY95♠♥9=+0
-2.1Round 8🇯🇵 JAPAN154♠♣A+1-8
-2.3Round 10🇳🇴 NORWAY282♠♣5+1+0
-2.3Round 23🇩🇪 GERMANY61NT♣5+1-5
-2.4Round 4🇲🇦 MOROCCO224♦♠A=-1
-2.4Round 10🇳🇴 NORWAY232NT♠4=-10
-2.4Round 21🇹🇼 CHINESE TAIPEI104♠♥T-1-12
-2.5Round 10🇳🇴 NORWAY183♣♣A+1+0
-2.5Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND131NT♦K+2-1
-2.5Round 23🇩🇪 GERMANY24♠♥T-3-2
-2.6Round 13🇪🇬 EGYPT13♥♠6-3-6
-2.6Round 16🇸🇪 SWEDEN274♠♦8+1-11
-2.7Round 8🇯🇵 JAPAN214♠♥A+1+0
-2.8Round 16🇸🇪 SWEDEN225♦x♣K=-4
-2.8Round 20🇺🇸 USA1245♦x♣5-2-3
-2.9Round 10🇳🇴 NORWAY155♥♦K+1-8
-3.1Round 3🇵🇱 POLAND83NT♥T=+0
-3.1Round 5🇺🇸 USA293♥♦K+1-6
-3.3Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND111NT♣4+2+0
-3.4Round 1🇳🇱 NETHERLANDS83NT♥2+2-1
-3.7Round 14🇮🇳 INDIA264♠♦5=+0
-4.0Round 3🇵🇱 POLAND33NT♥Q=+0
-4.1Round 4🇲🇦 MOROCCO284♠♥K-1-6
-4.2Round 14🇮🇳 INDIA283♠♥3-1-5
-4.4Round 14🇮🇳 INDIA184♥♦K=+0
-4.7Round 21🇹🇼 CHINESE TAIPEI84♥♦5-2-6
-4.8Round 5🇺🇸 USA2126♥♠K+1+11
-4.8Round 9🇨🇳 CHINA33NT♠2-1-12
-4.9Round 4🇲🇦 MOROCCO192♥♦K+1+0
-4.9Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND63NT♥4=+0
-5.0Round 4🇲🇦 MOROCCO203♠♣A=-6
-5.0Round 5🇺🇸 USA243♠♣A-2-7
-5.2Round 21🇹🇼 CHINESE TAIPEI45♣♦A-1-12
-5.5Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND102NT♠2-2-7
-5.6Round 23🇩🇪 GERMANY54♠♣A=-8
-5.7Round 12🇩🇰 DENMARK285♦x♦2-2-10
-5.8Round 7🇮🇹 ITALY54♥x♣A-2-7
-5.8Round 12🇩🇰 DENMARK246♥♣K+1-11
-5.9Round 5🇺🇸 USA2115♣♦Q=+0
-6.0Round 16🇸🇪 SWEDEN254♥♦7-1-12
-6.1Round 19🇨🇦 CANADA33NT♣T-1-12
-6.1Round 23🇩🇪 GERMANY73NT♣5-4-7
-6.3Round 10🇳🇴 NORWAY243NT♦2=-7
-6.4Round 19🇨🇦 CANADA63♦♠K+1-10
-6.7Round 1🇳🇱 NETHERLANDS43♠♣6-2-8
-6.7Round 17🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143NT♥4=-7
-7.3Round 3🇵🇱 POLAND14♥♣Q-1-10
-7.3Round 20🇺🇸 USA1203NT♦7-1-13
-7.4Round 21🇹🇼 CHINESE TAIPEI93NT♠5+3-12
-8.0Round 21🇹🇼 CHINESE TAIPEI75♣x♥4-1-7
-8.1Round 7🇮🇹 ITALY94♥♣8=-3
-8.2Round 13🇪🇬 EGYPT114♥♣K-1-14
-8.4Round 19🇨🇦 CANADA54♥x♣A-2-9
-9.3Round 16🇸🇪 SWEDEN162NTx♦K=-9
-9.5Round 9🇨🇳 CHINA104♠x♣K-3-12
-9.6Round 7🇮🇹 ITALY63NT♠4=-10
-9.6Round 14🇮🇳 INDIA193♠♦5-1-12
-11.0Round 7🇮🇹 ITALY113♠x♥K=-10
-11.9Round 1🇳🇱 NETHERLANDS33NT♠K-2-16