🇨🇳 YIN Jia Shen · CHINA

37rank
+50.5Butler · 240 bds
+0.21per board
±5.1swing
+0.61vs par /bd · #21/88
+0.23adjusted /bd
Butler per round: -23.7 63.8 16.5 -9.6 5.5 1.3 -47.3 -9.5 14 7.7 -3.7 30.4 -15.3 -31.2 51.6by round

vs par split: bidding +0.36 · play +0.27

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.23/bd

Card play — on target: opening leads 73.3% #63 of 88 · declarer play 70.8% #45 of 88 · defence 84.4% #35 of 88

Card play by contract type — on target
vs NTvs a suit
Opening leads64.7% (17)75.9% (58)
Declarer play50.0% (16)81.2% (32)
Defence78.8% (33)86.3% (102)

Opening leads by suit led: ♠ 77.8% (18) · ♥ 76.2% (21) · ♦ 71.4% (14) · ♣ 68.2% (22)

vs par by strain: NT -0.39 (65) · a suit +1.00 (174)

vs par by level: part-score +2.32 (72) · game +0.14 (147) · slam -1.90 (20)

By role: declaring +0.36/bd (-2.08 vs par · 105) · defending +0.10/bd (+2.70 vs par · 135)

By vulnerability: vulnerable +0.16/bd (+0.16 vs par · 120) · not vulnerable +0.26/bd (+1.07 vs par · 120)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1H.WeiG.Donati – G.PercarioOpen16-23.7-1.48+0.19
Round 2H.WeiJ.Ilzins – G.DreimanisClosed16+63.8+3.99+1.00
Round 3H.WeiJ.Thompson – R.CooperClosed16+16.5+1.03-2.06
Round 5H.WeiB.Snowden – B.KristensenClosed16-9.6-0.60-0.56
Round 6H.WeiK.Lin – Y.LinOpen16+5.5+0.34+2.44
Round 7H.WeiH.Teo – K.KohClosed16+1.3+0.08-0.62
Round 8H.WeiZ.Brescoll – A.KaplanClosed16-47.3-2.96-0.44
Round 9H.WeiY.Ben David – D.HershfangClosed16-9.5-0.59+1.44
Round 10H.WeiC.Bakke – H.BrandsnesOpen16+14.0+0.88+0.56
Round 11H.WeiT.Nonnenmacher – M.AlishawOpen16+7.7+0.48+0.81
Round 12H.WeiB.Combescure – C.LaloubeyreOpen16-3.7-0.23+0.50
Round 13H.WeiJ.Etchepareborda – S.RuedaOpen16+30.4+1.90+3.31
Round 15H.WeiI.Losiewicz – A.TerszakOpen16-15.3-0.96+1.19
Round 16H.WeiS.Ekenberg – S.HultClosed16-31.2-1.95-1.56
Round 17H.WeiA.Askari – A.YuOpen16+51.6+3.23+3.00

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
+16.7Round 2🇱🇻 LATVIA57♦♦8=+4
+12.6Round 13🇦🇷 ARGENTINA67♠♦A=+0
+12.0Round 17🇨🇦 CANADA134♥♠J=+13
+11.9Round 5🇺🇸 USA2113♦x♥A-4+15
+11.5Round 10🇳🇴 NORWAY134♠x♣4-2+12
+11.3Round 15🇵🇱 POLAND42♣♠6-1+13
+11.2Round 12🇫🇷 FRANCE145♣x♥10-3+12
+10.8Round 17🇨🇦 CANADA104♠♦6=+11
+10.5Round 2🇱🇻 LATVIA43NT♥4=+11
+9.9Round 10🇳🇴 NORWAY24♠♠A-1+13
+9.1Round 9🇮🇱 ISRAEL165♣♥10-2+11
+9.0Round 7🇸🇬 SINGAPORE24♠♥5-3+12
+8.9Round 2🇱🇻 LATVIA125♠♥3=+14
+8.7Round 17🇨🇦 CANADA15♣♠A=+7
+8.6Round 2🇱🇻 LATVIA26♠♥3=+0
+8.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND82♥x♣K-2+9
+7.7Round 10🇳🇴 NORWAY63NT♠6=-1
+7.5Round 12🇫🇷 FRANCE44♠♥J-2+8
+7.4Round 3🇦🇺 AUSTRALIA133NTx♥Q=-12
+7.1Round 3🇦🇺 AUSTRALIA126♦♠2=+0
+7.1Round 9🇮🇱 ISRAEL92♣x♠4=+8
+6.7Round 7🇸🇬 SINGAPORE83♣♥4-1+10
+6.7Round 17🇨🇦 CANADA113♣x♥2-3+3
+6.6Round 10🇳🇴 NORWAY121♥x♥A+2+4
+6.3Round 10🇳🇴 NORWAY74♥♣Q-1+12
+6.1Round 3🇦🇺 AUSTRALIA166NT♦2=+0
+5.9Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND114♣♣5+1+6
+5.9Round 17🇨🇦 CANADA143♥♦4=+4
+5.8Round 2🇱🇻 LATVIA134♠♠5=+0
+5.8Round 7🇸🇬 SINGAPORE54♥x♠9-1+7
+5.8Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13NT♣5+1+1
+5.6Round 8🇺🇸 USA134♥♣K-1+6
+5.6Round 8🇺🇸 USA1154♠♠5=+0
+5.5Round 3🇦🇺 AUSTRALIA74♠♣2-1+6
+5.3Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND154♠♠7=+6
+5.1Round 15🇵🇱 POLAND146♦♠7-1+10
+5.0Round 2🇱🇻 LATVIA163NT♥6-2+7
+4.9Round 3🇦🇺 AUSTRALIA154♥♠K-1+6
+4.9Round 13🇦🇷 ARGENTINA22♠♦J+2+10
+4.9Round 16🇸🇪 SWEDEN93NT♦4-2+13
+4.9Round 17🇨🇦 CANADA42♦♣K+1+10
+4.6Round 3🇦🇺 AUSTRALIA101NT♥7+2+1
+4.6Round 8🇺🇸 USA185♦x♥A-3+2
+4.4Round 3🇦🇺 AUSTRALIA54♠♠J+1+1
+4.4Round 5🇺🇸 USA265♦x♠K-1+6
+4.3Round 13🇦🇷 ARGENTINA84♥♠7=+3
+4.3Round 17🇨🇦 CANADA53NT♣8+1+0
+4.2Round 1🇮🇹 ITALY145♦♠2-1+10
+4.2Round 12🇫🇷 FRANCE63♦♦K-1-1
+4.0Round 6🇹🇼 CHINESE TAIPEI155♣♦6+1-2
+3.9Round 2🇱🇻 LATVIA1Adj.♠7-2
+3.9Round 2🇱🇻 LATVIA34♠♥A-1+5
+3.8Round 2🇱🇻 LATVIA154♠♣6=+0
+3.8Round 7🇸🇬 SINGAPORE136♣♦4-1+7
+3.7Round 1🇮🇹 ITALY151NT♠4=+5
+3.7Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND136♥♣A-1+7
+3.7Round 16🇸🇪 SWEDEN53NT♥6+1+0
+3.7Round 17🇨🇦 CANADA152♥♣8+1+7
+3.6Round 2🇱🇻 LATVIA83♠♦7-2+0
+3.5Round 1🇮🇹 ITALY54♥♠2+1+0
+3.4Round 1🇮🇹 ITALY83♠♦A=+0
+3.4Round 10🇳🇴 NORWAY32♥♦Q+1+7
+3.4Round 17🇨🇦 CANADA123NT♦10=+10
+3.3Round 13🇦🇷 ARGENTINA102♠♠7=+6
+3.3Round 16🇸🇪 SWEDEN66♣♦Q=-11
+3.2Round 6🇹🇼 CHINESE TAIPEI12♠♥Q-2+7
+3.1Round 6🇹🇼 CHINESE TAIPEI41NTx♣8-1+3
+3.1Round 6🇹🇼 CHINESE TAIPEI91NT♠J+2+2
+3.0Round 2🇱🇻 LATVIA143NT♠6=-1
+3.0Round 10🇳🇴 NORWAY13♣♥A+2+4
+3.0Round 13🇦🇷 ARGENTINA121NT♠Q-1+0
+3.0Round 15🇵🇱 POLAND134♠♥2-1+6
+2.9Round 16🇸🇪 SWEDEN146♥♠T-3+15
+2.8Round 5🇺🇸 USA293NT♠5-2+6
+2.7Round 3🇦🇺 AUSTRALIA23NT♦J+1+1
+2.4Round 3🇦🇺 AUSTRALIA43♣♥6=+6
+2.2Round 9🇮🇱 ISRAEL54♠♣A=+0
+2.1Round 5🇺🇸 USA2103NT♠4=+0
+2.1Round 9🇮🇱 ISRAEL84♥♦5-1+4
+2.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♠♣A+2+1
+2.1Round 13🇦🇷 ARGENTINA14♠♦A=+3
+2.1Round 13🇦🇷 ARGENTINA113NT♣7+1+1
+2.1Round 15🇵🇱 POLAND23NT♥8-3+7
+2.1Round 17🇨🇦 CANADA22♣♣3+2-1
+2.0Round 6🇹🇼 CHINESE TAIPEI161NT♣Q+1+0
+1.9Round 6🇹🇼 CHINESE TAIPEI52♠♠2-1+5
+1.9Round 12🇫🇷 FRANCE74♠♦10+2+13
+1.9Round 13🇦🇷 ARGENTINA94♠♣7+2+11
+1.6Round 13🇦🇷 ARGENTINA141NT♥K-2+0
+1.5Round 7🇸🇬 SINGAPORE163♠♦K-1-2
+1.5Round 12🇫🇷 FRANCE163♥♦7=+0
+1.5Round 15🇵🇱 POLAND84♥♦K=+3
+1.5Round 16🇸🇪 SWEDEN134♥♠J-4-6
+1.3Round 1🇮🇹 ITALY112♠♦6-1+4
+1.3Round 5🇺🇸 USA244♠♣3=+1
+1.3Round 6🇹🇼 CHINESE TAIPEI124NT♥7+1+0
+1.3Round 7🇸🇬 SINGAPORE42♦♦J+3+0
+1.3Round 7🇸🇬 SINGAPORE141NT♥3+1+7
+1.3Round 13🇦🇷 ARGENTINA132♣♥9-1+0
+1.1Round 9🇮🇱 ISRAEL153♦♥8=-1
+1.1Round 17🇨🇦 CANADA74♥♦7-1-12
+0.9Round 6🇹🇼 CHINESE TAIPEI34♥♣K+2+1
+0.9Round 6🇹🇼 CHINESE TAIPEI144♠x♥3-1+8
+0.9Round 9🇮🇱 ISRAEL14♥♣A=+0
+0.9Round 10🇳🇴 NORWAY161NT♠3+1+0
+0.9Round 12🇫🇷 FRANCE15♦x♥2-2+0
+0.9Round 12🇫🇷 FRANCE32♥♣8+1-7
+0.9Round 17🇨🇦 CANADA35♥♣K+1+12
+0.7Round 5🇺🇸 USA2156♥♠K+1+13
+0.7Round 8🇺🇸 USA144♥♣J-1+6
+0.7Round 15🇵🇱 POLAND73♠♣A-1+6
+0.7Round 16🇸🇪 SWEDEN163♥♠Q=+0
+0.6Round 8🇺🇸 USA173NT♣8+1+0
+0.6Round 13🇦🇷 ARGENTINA54♠♦J+2+1
+0.5Round 5🇺🇸 USA2144NT♠4+2+11
+0.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23NT♠3+2+13
+0.4Round 9🇮🇱 ISRAEL64♥♦2-1+5
+0.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♥♣5+1+0
+0.4Round 13🇦🇷 ARGENTINA43♥♠K=+7
+0.4Round 13🇦🇷 ARGENTINA154♥♠A+2+1
+0.3Round 13🇦🇷 ARGENTINA33NT♦2+1+0
+0.1Round 2🇱🇻 LATVIA113♥♣J=+7
+0.1Round 15🇵🇱 POLAND103NT♣2=+2
+0.1Round 15🇵🇱 POLAND151♠♣4+1-1
-0.0Round 9🇮🇱 ISRAEL21♠♣2=+2
-0.1Round 8🇺🇸 USA1163NT♠2+1+1
-0.1Round 12🇫🇷 FRANCE54♥♥2-3-10
-0.1Round 12🇫🇷 FRANCE115♦x♥K-3+10
-0.1Round 16🇸🇪 SWEDEN153NT♠2=-1
-0.1Round 17🇨🇦 CANADA94♥♣A=+0
-0.3Round 1🇮🇹 ITALY43NT♦10+1+1
-0.3Round 3🇦🇺 AUSTRALIA141NT♠2+1-1
-0.3Round 5🇺🇸 USA2133♦♣5-1-6
-0.3Round 10🇳🇴 NORWAY102♥♣7=+0
-0.4Round 6🇹🇼 CHINESE TAIPEI81NT♠6-1+4
-0.4Round 6🇹🇼 CHINESE TAIPEI111NT♠K=+2
-0.5Round 5🇺🇸 USA252♣♣5-1+0
-0.5Round 6🇹🇼 CHINESE TAIPEI64♥♠Q+1+11
-0.5Round 6🇹🇼 CHINESE TAIPEI101♠♠7+2+0
-0.5Round 10🇳🇴 NORWAY52♠♥A+1+0
-0.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND92♥♦4=+0
-0.6Round 2🇱🇻 LATVIA62♠♥5+2-6
-0.7Round 2🇱🇻 LATVIA103NT♠6+2-12
-0.7Round 10🇳🇴 NORWAY154♠♣T+1+0
-0.8Round 1🇮🇹 ITALY63NT♥3+1+0
-0.9Round 7🇸🇬 SINGAPORE113NT♣7+2+0
-0.9Round 9🇮🇱 ISRAEL42♠x♦J-1+10
-0.9Round 16🇸🇪 SWEDEN84♥♣K=+0
-1.0Round 8🇺🇸 USA152♥♥A+1+0
-1.0Round 9🇮🇱 ISRAEL144♠♣Q+2+11
-1.1Round 1🇮🇹 ITALY123♠♠5+1+6
-1.1Round 5🇺🇸 USA214♠♦2+2-11
-1.2Round 12🇫🇷 FRANCE23♦♠9-1+0
-1.2Round 16🇸🇪 SWEDEN114♥♠5=+11
-1.3Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND164♥♥6+1+0
-1.3Round 15🇵🇱 POLAND61♣♣2-1-1
-1.4Round 7🇸🇬 SINGAPORE36NT♠7+1-13
-1.5Round 1🇮🇹 ITALY21NT♥Q-1-5
-1.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♠♠A+1+0
-1.5Round 16🇸🇪 SWEDEN43NT♦J+2+0
-1.6Round 6🇹🇼 CHINESE TAIPEI71NT♠Q+2+10
-1.7Round 6🇹🇼 CHINESE TAIPEI134♦♥K-2-2
-1.7Round 15🇵🇱 POLAND54♠♥3-1-5
-1.7Round 16🇸🇪 SWEDEN123NT♥5=+0
-1.8Round 1🇮🇹 ITALY34♠♠5-3-7
-1.8Round 2🇱🇻 LATVIA93NT♣2-1+2
-1.8Round 5🇺🇸 USA225♠x♦J-2-5
-1.8Round 7🇸🇬 SINGAPORE75♦♣A-3+4
-1.9Round 7🇸🇬 SINGAPORE125♣x♥K-1-6
-1.9Round 12🇫🇷 FRANCE83♥♦2+1+6
-2.1Round 1🇮🇹 ITALY94♥♥9-1+2
-2.2Round 3🇦🇺 AUSTRALIA64♥x♠A-1-7
-2.2Round 8🇺🇸 USA194♠♥K-1+2
-2.2Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND144♥♦T+1+0
-2.3Round 15🇵🇱 POLAND94♠♥9+1+0
-2.4Round 3🇦🇺 AUSTRALIA13NT♥5+1-1
-2.4Round 7🇸🇬 SINGAPORE63NT♠2=-7
-2.4Round 9🇮🇱 ISRAEL123NT♦J+3-11
-2.5Round 9🇮🇱 ISRAEL106♠♣7+1-1
-2.5Round 12🇫🇷 FRANCE154♠♣3=+0
-2.7Round 13🇦🇷 ARGENTINA73♦x♦2-1+9
-2.8Round 17🇨🇦 CANADA164♠♣4=+0
-3.3Round 1🇮🇹 ITALY74♥♦A+1-1
-3.3Round 8🇺🇸 USA1143♥♠T=-1
-3.3Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33♦♦T=-5
-3.7Round 9🇮🇱 ISRAEL33♥♣K-1+0
-3.9Round 9🇮🇱 ISRAEL133NT♦J-1-6
-3.9Round 12🇫🇷 FRANCE124♥♣2=+1
-3.9Round 15🇵🇱 POLAND14♥♠Q+1-4
-4.0Round 7🇸🇬 SINGAPORE104♠♥A+1+0
-4.1Round 8🇺🇸 USA114♠♥K=+11
-4.1Round 10🇳🇴 NORWAY115♥♠K-2-11
-4.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND125♦♣J+1-11
-4.3Round 10🇳🇴 NORWAY144♠♦K+1+0
-4.5Round 15🇵🇱 POLAND163♣♦3-1+2
-4.7Round 7🇸🇬 SINGAPORE11NT♠2+1-6
-4.8Round 5🇺🇸 USA2161♥x♠T-2-2
-4.9Round 17🇨🇦 CANADA83NT♦Q-1-5
-5.1Round 3🇦🇺 AUSTRALIA33NT♠3+1-7
-5.1Round 5🇺🇸 USA235♥♦T=+0
-5.1Round 7🇸🇬 SINGAPORE155♥x♦K-1-11
-5.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73NT♦T=+0
-5.1Round 15🇵🇱 POLAND113NT♥4=+1
-5.1Round 17🇨🇦 CANADA64♥♣8+2-11
-5.5Round 3🇦🇺 AUSTRALIA85♥x♦5-2-5
-5.5Round 3🇦🇺 AUSTRALIA94♠♣6+1-11
-5.5Round 10🇳🇴 NORWAY83NT♥7-1-5
-5.7Round 5🇺🇸 USA284♠♦2-1-10
-5.7Round 5🇺🇸 USA2123NT♠J-1-11
-5.7Round 13🇦🇷 ARGENTINA163NT♥8=+1
-5.8Round 1🇮🇹 ITALY164♥♠A=+0
-5.9Round 7🇸🇬 SINGAPORE95♦♥A-1-12
-6.1Round 1🇮🇹 ITALY104♥♣5+1+0
-6.1Round 1🇮🇹 ITALY136♥♥2=+0
-6.1Round 12🇫🇷 FRANCE94♥♦A-2-11
-6.4Round 15🇵🇱 POLAND35♦♥6+1-3
-6.5Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND105♥x♦A=-14
-6.5Round 12🇫🇷 FRANCE134♠♣2=+0
-6.5Round 16🇸🇪 SWEDEN73NT♥6+2-1
-6.7Round 8🇺🇸 USA1133NT♠K+2-1
-6.9Round 2🇱🇻 LATVIA76NT♣Q-2-13
-7.1Round 16🇸🇪 SWEDEN25♥♦Q-1-12
-7.2Round 8🇺🇸 USA163NT♠5+1-1
-7.6Round 3🇦🇺 AUSTRALIA115♦x♥6=-10
-7.9Round 16🇸🇪 SWEDEN15♠♦6=-8
-8.2Round 8🇺🇸 USA1123NT♥J-2-11
-8.3Round 5🇺🇸 USA273NT♣J-1-16
-8.7Round 9🇮🇱 ISRAEL73NT♥4+2+0
-8.8Round 16🇸🇪 SWEDEN105♦♠A-1-13
-8.9Round 10🇳🇴 NORWAY46♦x♠A-2-15
-9.0Round 8🇺🇸 USA1117♠♦K=+0
-9.3Round 9🇮🇱 ISRAEL115♥x♣3-2-9
-9.5Round 12🇫🇷 FRANCE106♥♦Q-1-13
-9.7Round 8🇺🇸 USA125♥♣A-2-9
-9.8Round 6🇹🇼 CHINESE TAIPEI24♠x♣8=-10
-10.9Round 1🇮🇹 ITALY13♥x♠Q=-12
-11.0Round 10🇳🇴 NORWAY96♥♣6=-11
-12.5Round 16🇸🇪 SWEDEN34♠x♦Q=-12
-12.9Round 8🇺🇸 USA1105♥x♠A-3-12
-14.0Round 15🇵🇱 POLAND126♣♣9-2-17