🇨🇳 LIU Yan · CHINA

7rank
+198.7Butler · 256 bds
+0.78per board
±4.1swing
+1.35vs par /bd · #1/129
+0.66adjusted /bd
Butler per round: 11.9 -2.3 35 -11.2 16.1 18.7 5.9 2 17.8 15.8 15.7 16.1 29.2 5.7 10.6 11.7by round

vs par split: bidding +0.65 · play +0.69

Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted +0.66/bd

Card play — on target: opening leads 88.5% #14 of 129 · declarer play 76.8% #40 of 129 · defence 93.2% #5 of 129

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (16)94.4% (36)
Declarer play61.5% (13)81.4% (43)
Defence91.4% (35)93.9% (98)

Opening leads by suit led: ♠ 93.3% (15) · ♥ 84.6% (13) · ♦ 88.9% (9) · ♣ 86.7% (15)

vs par by strain: NT +0.98 (66) · a suit +1.45 (188)

vs par by level: part-score +0.36 (91) · game +1.22 (146) · slam +7.47 (17)

By role: declaring +1.10/bd (-0.90 vs par · 120) · defending +0.47/bd (+3.28 vs par · 135)

By vulnerability: vulnerable +0.44/bd (+0.44 vs par · 128) · not vulnerable +1.11/bd (+2.27 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1R.YanK.Cumpstone – J.EatonClosed16+11.9+0.74+1.38
Round 3R.YanM.Espinosa-Paz – M.PrevideOpen16-2.3-0.14+1.38
Round 4R.YanG.Sandler – R.BernsteinClosed16+35.0+2.19+1.75
Round 5R.YanL.Cartner – G.PalmerClosed16-11.2-0.70+2.00
Round 6R.YanQ.Dossa – R.BokhariClosed16+16.1+1.01+0.62
Round 7R.YanM.De Guzman – M.EncontroOpen16+18.7+1.17+0.88
Round 9R.YanJ.Larsson – K.BertheauClosed16+5.9+0.37-0.69
Round 10R.YanA.Sarniak – C.BaldyszOpen16+2.0+0.12+1.69
Round 12R.YanM.Homsy – C.AudicheClosed16+17.8+1.11+1.44
Round 14R.YanB.Cronier – S.WillardClosed16+15.8+0.99+2.94
Round 15R.YanA.Acar – S.KuranogluClosed16+15.7+0.98+2.38
Round 16R.YanP.David – S.De MelloClosed16+16.1+1.01+0.06
Round 18R.YanS.Brock – N.SmithClosed16+29.2+1.82+2.62
Round 19R.YanR.Andhani – C.SumampouwOpen16+5.7+0.36+1.06
Round 20R.YanV.Bakul Shah – A.KshirsagarOpen16+10.6+0.66+1.06
Round 21R.YanJ.Levin – J.WolpertClosed16+11.7+0.73+1.06

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
+12.9Round 6🇵🇰 PAKISTAN326♠♣Q=+13
+12.5Round 21🇺🇸 USA2106♣♠A=+12
+11.6Round 1🇨🇦 CANADA125♣x♦Q=+8
+10.8Round 14🇫🇷 FRANCE316♦♥3-1+13
+10.4Round 4🇿🇦 SOUTH AFRICA185♣♥K=+11
+10.3Round 10🇵🇱 POLAND284NT♣Q+2+17
+10.1Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND317♦♦5=-2
+9.9Round 14🇫🇷 FRANCE306♥♠4-1+14
+9.7Round 14🇫🇷 FRANCE217♥♦6-3+16
+9.6Round 15🇹🇷 TURKEY154♠♥2-1+12
+9.2Round 1🇨🇦 CANADA164♥♣10+1+13
+9.0Round 5🇳🇿 NEW ZEALAND123NT♠5-1+17
+9.0Round 7🇵🇭 PHILIPPINES84♥♠J-1+4
+9.0Round 15🇹🇷 TURKEY83NT♠J-1+10
+8.8Round 16🇧🇷 BRAZIL222♥x♦8-2+5
+8.6Round 4🇿🇦 SOUTH AFRICA203♠♣A-4+6
+8.6Round 19🇮🇩 INDONESIA133NT♦7-1+12
+8.3Round 1🇨🇦 CANADA36♠♦A-1+11
+8.2Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND303NT♣5=+0
+8.0Round 7🇵🇭 PHILIPPINES143NT♠3=+6
+7.6Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND183NT♥4-1+12
+7.2Round 4🇿🇦 SOUTH AFRICA276♠♦2-1+11
+7.1Round 12🇪🇬 EGYPT202♥♥A+2+10
+7.0Round 15🇹🇷 TURKEY25♥♠6-1+9
+6.9Round 3🇦🇷 ARGENTINA33♠x♦A-2+10
+6.8Round 20🇮🇳 INDIA175♦♦2=-1
+6.3Round 9🇸🇪 SWEDEN22♥♠3=+9
+6.3Round 12🇪🇬 EGYPT175♥♠3-3+11
+6.2Round 10🇵🇱 POLAND213NT♥5-1+15
+6.0Round 20🇮🇳 INDIA186♣♥A-2+13
+5.7Round 9🇸🇪 SWEDEN54♠♣J=+7
+5.2Round 6🇵🇰 PAKISTAN213NT♥2+1+1
+5.2Round 20🇮🇳 INDIA213NT♠6-1+5
+5.0Round 1🇨🇦 CANADA42♦♣10+1+6
+5.0Round 7🇵🇭 PHILIPPINES53NT♥2-1+12
+4.7Round 3🇦🇷 ARGENTINA63♣♠K+1+11
+4.7Round 15🇹🇷 TURKEY52♠♥Q=+0
+4.6Round 21🇺🇸 USA2124♠♦A=+1
+4.4Round 16🇧🇷 BRAZIL193NT♥Q=-1
+4.2Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND222♠♣A+1+1
+4.2Round 21🇺🇸 USA2116♦♥K=+0
+4.1Round 4🇿🇦 SOUTH AFRICA233NT♣7-3+10
+4.0Round 10🇵🇱 POLAND294♠x♥2-2+4
+4.0Round 19🇮🇩 INDONESIA25♣♥A-1+12
+3.5Round 5🇳🇿 NEW ZEALAND163NT♠3-2+11
+3.5Round 9🇸🇪 SWEDEN13NT♦6+2+1
+3.5Round 19🇮🇩 INDONESIA53♠♠8-2+11
+3.4Round 15🇹🇷 TURKEY62♠♦3-2+0
+3.3Round 1🇨🇦 CANADA144♥♦2-2+11
+3.3Round 12🇪🇬 EGYPT184♠♦K=+0
+3.3Round 15🇹🇷 TURKEY94♠♣J=-1
+3.2Round 7🇵🇭 PHILIPPINES153♠♥2+1-6
+3.2Round 9🇸🇪 SWEDEN34♥♥5-1+5
+3.2Round 16🇧🇷 BRAZIL184♥♠2=+0
+3.1Round 14🇫🇷 FRANCE264♠♦8+1+1
+3.0Round 12🇪🇬 EGYPT262NT♣4=-10
+2.9Round 14🇫🇷 FRANCE274♥♣J-1+5
+2.9Round 15🇹🇷 TURKEY45♠♥A=+4
+2.9Round 19🇮🇩 INDONESIA142♠♠Q-2+5
+2.9Round 21🇺🇸 USA244♥♦8=+0
+2.8Round 6🇵🇰 PAKISTAN272♥♦A-1+5
+2.8Round 7🇵🇭 PHILIPPINES112♠♣10+1+7
+2.8Round 9🇸🇪 SWEDEN114♠♣A+1+0
+2.7Round 4🇿🇦 SOUTH AFRICA302♥♣10+1-7
+2.7Round 9🇸🇪 SWEDEN164♠♠9-1+10
+2.7Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND294♥♦3=-1
+2.6Round 3🇦🇷 ARGENTINA52NT♣5+1+2
+2.6Round 7🇵🇭 PHILIPPINES14♠♦8+1+11
+2.6Round 14🇫🇷 FRANCE324♠♦5+1+0
+2.5Round 3🇦🇷 ARGENTINA102♠♦A+1+10
+2.5Round 4🇿🇦 SOUTH AFRICA293♦♦3+1+0
+2.5Round 12🇪🇬 EGYPT244♥♦A-6+0
+2.4Round 6🇵🇰 PAKISTAN31Pass+11
+2.4Round 14🇫🇷 FRANCE235♥♠A-1-7
+2.3Round 7🇵🇭 PHILIPPINES44♥♠A=+0
+2.3Round 14🇫🇷 FRANCE206♠♣4+1+13
+2.3Round 16🇧🇷 BRAZIL242♠♥T-2+5
+2.3Round 20🇮🇳 INDIA203NT♦Q=-1
+2.3Round 20🇮🇳 INDIA293NT♥7=+0
+2.1Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND194♠♦8+2+11
+2.0Round 19🇮🇩 INDONESIA35♦x♠A-3-7
+1.9Round 7🇵🇭 PHILIPPINES23NT♣3+2+12
+1.8Round 6🇵🇰 PAKISTAN173NT♠Q-1+4
+1.7Round 3🇦🇷 ARGENTINA93NT♥Q+3-12
+1.7Round 6🇵🇰 PAKISTAN225♦♣4=-1
+1.7Round 19🇮🇩 INDONESIA62♥♠K+1+0
+1.7Round 19🇮🇩 INDONESIA101NT♣3+1+0
+1.5Round 10🇵🇱 POLAND202♠♦T+1-1
+1.5Round 19🇮🇩 INDONESIA154♠♣K=+0
+1.4Round 5🇳🇿 NEW ZEALAND24♥♠4=-1
+1.4Round 16🇧🇷 BRAZIL292♠♥6-1-1
+1.3Round 9🇸🇪 SWEDEN43NT♣3+1+0
+1.3Round 12🇪🇬 EGYPT293♣♠2+1+2
+1.3Round 14🇫🇷 FRANCE224♠♥K-2+5
+1.2Round 1🇨🇦 CANADA94♥♥9-1+5
+1.2Round 10🇵🇱 POLAND224♠♥K-1+10
+1.2Round 16🇧🇷 BRAZIL231NT♣5=-1
+1.1Round 5🇳🇿 NEW ZEALAND64♠♥T-1+5
+1.1Round 15🇹🇷 TURKEY142♥♦5=+5
+1.0Round 4🇿🇦 SOUTH AFRICA264♠♦A+1+0
+1.0Round 4🇿🇦 SOUTH AFRICA312♣♦J=+0
+1.0Round 4🇿🇦 SOUTH AFRICA324♥♣K=+0
+1.0Round 12🇪🇬 EGYPT305♦x♠3-2-11
+1.0Round 16🇧🇷 BRAZIL174♠♦7=+0
+1.0Round 16🇧🇷 BRAZIL321NT♣A+1+1
+1.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND262♣♣3+2+0
+1.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273NT♥Q=+15
+1.0Round 21🇺🇸 USA295♦♣7=+2
+0.9Round 1🇨🇦 CANADA153♥♦Q=+1
+0.9Round 3🇦🇷 ARGENTINA114♥♣8=+1
+0.9Round 3🇦🇷 ARGENTINA154♥♠3-1+6
+0.9Round 6🇵🇰 PAKISTAN261♠♥5+2+1
+0.9Round 9🇸🇪 SWEDEN154♠♥3=-11
+0.9Round 20🇮🇳 INDIA264♥♥4+1+0
+0.8Round 6🇵🇰 PAKISTAN293NT♥4-1-12
+0.8Round 7🇵🇭 PHILIPPINES91NT♠Q+1+1
+0.8Round 19🇮🇩 INDONESIA112♣♦9-1+3
+0.7Round 3🇦🇷 ARGENTINA73NT♥5+2+0
+0.7Round 5🇳🇿 NEW ZEALAND145♠♣2=+8
+0.7Round 21🇺🇸 USA2153NT♠A+2+0
+0.6Round 5🇳🇿 NEW ZEALAND54♥♥2+1+6
+0.6Round 20🇮🇳 INDIA304♠♦J=+0
+0.5Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND321NT♦3+2+6
+0.5Round 20🇮🇳 INDIA313NT♠4+1+0
+0.4Round 4🇿🇦 SOUTH AFRICA282♥♣2=-1
+0.4Round 5🇳🇿 NEW ZEALAND43NT♦2+3-12
+0.4Round 5🇳🇿 NEW ZEALAND113NT♦8=+0
+0.4Round 15🇹🇷 TURKEY162♠♠2+1+0
+0.4Round 16🇧🇷 BRAZIL312♠x♠Q-1-5
+0.4Round 20🇮🇳 INDIA223♦♥K=+1
+0.3Round 1🇨🇦 CANADA11♠♥4+1+0
+0.3Round 15🇹🇷 TURKEY73NT♣5=-1
+0.3Round 21🇺🇸 USA252♠♦2+1+10
+0.3Round 21🇺🇸 USA2144♥♣4-3-4
+0.2Round 3🇦🇷 ARGENTINA163NT♠2+2+11
+0.2Round 16🇧🇷 BRAZIL214♥♣K=+1
+0.2Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND203NT♣7+1-1
+0.2Round 19🇮🇩 INDONESIA163♥♦A-1-3
+0.1Round 4🇿🇦 SOUTH AFRICA252♥♣10-2+1
+0.1Round 7🇵🇭 PHILIPPINES33NT♥10+2-13
+0.1Round 9🇸🇪 SWEDEN73NT♠2+2+0
+0.1Round 10🇵🇱 POLAND262♠♦Q+1+0
+0.1Round 12🇪🇬 EGYPT214♠♦K+1+0
+0.1Round 12🇪🇬 EGYPT315♠♦A=+12
+0.1Round 21🇺🇸 USA233♠♦A-1-2
-0.0Round 3🇦🇷 ARGENTINA124♥♣K=+0
-0.0Round 6🇵🇰 PAKISTAN252♠♠5=+0
+0.0Round 14🇫🇷 FRANCE254♠♥2+1+0
-0.0Round 15🇹🇷 TURKEY134♥♣J+1+0
+0.0Round 20🇮🇳 INDIA272♠♥Q+1-7
-0.1Round 12🇪🇬 EGYPT193NT♠6+2+0
-0.1Round 21🇺🇸 USA263♣♥T=+1
-0.2Round 10🇵🇱 POLAND253♥♣4=+0
-0.2Round 16🇧🇷 BRAZIL263NT♠Q-1+6
-0.2Round 21🇺🇸 USA284♥♣9+1+0
-0.3Round 3🇦🇷 ARGENTINA13♥♠6=+1
-0.3Round 4🇿🇦 SOUTH AFRICA173♠♥K-1+2
-0.3Round 6🇵🇰 PAKISTAN303NT♣2+2+1
-0.3Round 10🇵🇱 POLAND272♠♠6-1-2
-0.4Round 4🇿🇦 SOUTH AFRICA244♠♣K+2+11
-0.4Round 5🇳🇿 NEW ZEALAND93♦♦2=+0
-0.4Round 6🇵🇰 PAKISTAN204♥♠10+1+0
-0.4Round 10🇵🇱 POLAND192♥♣A=-1
-0.4Round 12🇪🇬 EGYPT273♠♥Q+1+6
-0.5Round 19🇮🇩 INDONESIA91NT♠9+1+0
-0.5Round 20🇮🇳 INDIA285♠x♥7=+11
-0.5Round 21🇺🇸 USA2164♥♠A+1+10
-0.6Round 12🇪🇬 EGYPT251♠♣5=+0
-0.7Round 1🇨🇦 CANADA134♠♣K-1-7
-0.7Round 9🇸🇪 SWEDEN123NT♠8+2+0
-0.7Round 14🇫🇷 FRANCE244♥♦4=+0
-0.7Round 19🇮🇩 INDONESIA83♣♥8-2+1
-0.8Round 4🇿🇦 SOUTH AFRICA194♥♠7+2-11
-0.8Round 7🇵🇭 PHILIPPINES163♣♥A=+0
-0.8Round 10🇵🇱 POLAND173♠♣3-1-8
-1.0Round 5🇳🇿 NEW ZEALAND133♠♦K-2+9
-1.0Round 9🇸🇪 SWEDEN82♥♠J-1-4
-1.0Round 9🇸🇪 SWEDEN92♥♣A=-5
-1.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND171NT♥3+2+6
-1.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND215♥♦6=+0
-1.1Round 10🇵🇱 POLAND313NT♥4+2+0
-1.1Round 12🇪🇬 EGYPT322♠♥A-1+1
-1.1Round 16🇧🇷 BRAZIL274♠♣K=-3
-1.1Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND252♠♠4+1+0
-1.1Round 20🇮🇳 INDIA242NT♥8+1-1
-1.2Round 1🇨🇦 CANADA73♥♠A=+0
-1.2Round 3🇦🇷 ARGENTINA134♠♥10+1+0
-1.2Round 4🇿🇦 SOUTH AFRICA214♠♥4-1-6
-1.2Round 5🇳🇿 NEW ZEALAND14♠♠2+1+11
-1.2Round 6🇵🇰 PAKISTAN244♠♣A-2+0
-1.2Round 6🇵🇰 PAKISTAN282♥♦9+1+0
-1.2Round 10🇵🇱 POLAND183♠♦K+1+8
-1.2Round 16🇧🇷 BRAZIL283♠♥4-1-5
-1.3Round 4🇿🇦 SOUTH AFRICA223♠♦5-2+1
-1.3Round 10🇵🇱 POLAND323NT♣J+2+0
-1.3Round 12🇪🇬 EGYPT226♥♠A=+0
-1.3Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND234♥♣J-1+1
-1.3Round 20🇮🇳 INDIA322♥♦A=+0
-1.4Round 9🇸🇪 SWEDEN103NT♠Q+1+0
-1.4Round 15🇹🇷 TURKEY12♥♣5=-6
-1.5Round 1🇨🇦 CANADA56♠♥K=+13
-1.5Round 19🇮🇩 INDONESIA43NT♥10+1+0
-1.6Round 7🇵🇭 PHILIPPINES133NT♦3+3-12
-1.6Round 12🇪🇬 EGYPT284♠♥5=+1
-1.6Round 16🇧🇷 BRAZIL202♥♣K-2-2
-1.7Round 16🇧🇷 BRAZIL303NT♥J=+1
-1.8Round 12🇪🇬 EGYPT234♥♣J=+1
-2.0Round 5🇳🇿 NEW ZEALAND76♥♠2=+0
-2.0Round 6🇵🇰 PAKISTAN193NT♣Q-2-7
-2.0Round 16🇧🇷 BRAZIL253♣♠A=+0
-2.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND245♠♦9-2+0
-2.0Round 18🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND283NT♥2-2-6
-2.1Round 3🇦🇷 ARGENTINA83NT♦7+1+10
-2.2Round 20🇮🇳 INDIA19Pass-3
-2.4Round 7🇵🇭 PHILIPPINES124♥♠6+1+0
-2.4Round 10🇵🇱 POLAND245♣♥K-1-5
-2.4Round 15🇹🇷 TURKEY125♦♣J-1+9
-2.4Round 21🇺🇸 USA271NT♥3+1-1
-2.5Round 5🇳🇿 NEW ZEALAND81NT♥5-3-2
-2.7Round 21🇺🇸 USA212♥♠K=-7
-2.8Round 1🇨🇦 CANADA64♥♣J+3-15
-2.8Round 1🇨🇦 CANADA113NT♥2-2-6
-2.8Round 14🇫🇷 FRANCE184♠♦A=+0
-2.9Round 7🇵🇭 PHILIPPINES103♥♣A-2-3
-3.1Round 3🇦🇷 ARGENTINA143NT♥9+1-10
-3.2Round 5🇳🇿 NEW ZEALAND104♠♥A=+0
-3.5Round 9🇸🇪 SWEDEN143NT♠7=-12
-3.5Round 10🇵🇱 POLAND304♦♣A-2-5
-3.5Round 21🇺🇸 USA2133NT♣9=+1
-3.6Round 6🇵🇰 PAKISTAN183♠♥A=-1
-3.7Round 6🇵🇰 PAKISTAN232♣♥5=-5
-3.8Round 7🇵🇭 PHILIPPINES63♠♣5-1-5
-4.0Round 9🇸🇪 SWEDEN63♠♦A+1-4
-4.1Round 14🇫🇷 FRANCE294♠♠7-1-12
-4.2Round 19🇮🇩 INDONESIA15♦♠A=+0
-4.3Round 1🇨🇦 CANADA85♥♠6-2+0
-4.5Round 20🇮🇳 INDIA233♥♠J=+0
-4.8Round 20🇮🇳 INDIA254♥♣A=+0
-5.5Round 1🇨🇦 CANADA24♠x♥K-1-6
-5.5Round 7🇵🇭 PHILIPPINES76♠♣9=+0
-5.5Round 21🇺🇸 USA225♣♦K-1-6
-6.0Round 5🇳🇿 NEW ZEALAND33NT♦Q-2-8
-6.3Round 19🇮🇩 INDONESIA72♣x♠Q=-7
-6.5Round 14🇫🇷 FRANCE172♠♠Q-2-1
-6.6Round 15🇹🇷 TURKEY106NT♦6=+0
-6.9Round 14🇫🇷 FRANCE194♠♣6=+0
-6.9Round 15🇹🇷 TURKEY33NT♦7+1-1
-8.0Round 19🇮🇩 INDONESIA124♥♣5+3-10
-8.2Round 14🇫🇷 FRANCE287♥=+0
-8.3Round 3🇦🇷 ARGENTINA23NT♠5=-11
-8.4Round 3🇦🇷 ARGENTINA43♥♠A=-7
-8.7Round 15🇹🇷 TURKEY114♠x♣6-3-2
-9.0Round 9🇸🇪 SWEDEN135♣x♦2-1-7
-9.1Round 1🇨🇦 CANADA104♠♥A-1-12
-10.1Round 10🇵🇱 POLAND234♥x♠T=-5
-12.0Round 5🇳🇿 NEW ZEALAND152♦x♠3+3-12