🇨🇳 LIU Sili · CHINA

60rank
+18.3Butler · 112 bds
+0.16per board
±4.4swing
+1.14vs par /bd
-0.14adjusted /bd
Butler per round: 0.5 17.8 1.2 -8.3 0.7 -9.9 17 -0.7by round

vs par split: bidding +1.20 · play -0.05

Strength of schedule: opponents averaged -0.30/bd (an easy draw) → opponent-adjusted -0.14/bd

Card play — on target: opening leads 77.5% · declarer play 74.1% · defence 90.8%

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (12)78.6% (28)
Declarer play90.0% (10)64.7% (17)
Defence89.5% (19)91.3% (46)

Opening leads by suit led: ♠ 70.0% (10) · ♥ 100.0% (8) · ♦ 66.7% (9) · ♣ 76.9% (13)

vs par by strain: NT +0.61 (39) · a suit +1.43 (73)

vs par by level: part-score +1.17 (30) · game +1.33 (72) · slam -0.30 (10)

By role: declaring -0.17/bd (-2.62 vs par · 47) · defending +0.40/bd (+3.86 vs par · 65)

By vulnerability: vulnerable +0.47/bd (+1.27 vs par · 56) · not vulnerable -0.14/bd (+1.02 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 4Y.TaoG.Herman – C.JollyOpen14+0.5+0.04-0.71
Round 6Y.ChenO.Koivu – A.AaltoOpen14+17.8+1.27+4.43
Round 10Y.ChenF.Illingworth – S.ShahClosed14+1.2+0.09+2.71
Round 11Y.ChenJ.Cuervo Lopera – J.Zamora VillamizarClosed14-8.3-0.59-0.43
Round 13Y.TaoX.Zhu – M.ZhouOpen14+0.7+0.05-1.07
Round 14Z.TangV.Otto – F.NordmannOpen14-9.9-0.71+1.21
Round 15Y.ChenRIPON RASHEDUL HASAN – B.SahaOpen14+17.0+1.21+2.57
Round 16Y.ChenA.Askari – S.MacdonaldClosed14-0.7-0.05+0.43

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
+10.5Round 4🇺🇸 USA2224♠♥Q-3+13
+10.4Round 13🇸🇬 SINGAPORE124♥♦10+1+4
+10.2Round 6🇫🇮 FINLAND234♠x♣K-2+12
+9.0Round 14🇩🇪 GERMANY163NT♥5+1+13
+8.9Round 15🇧🇩 BANGLADESH76♣♠A-4+14
+8.4Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND186♠♣3-1+17
+7.2Round 15🇧🇩 BANGLADESH44♠♣6-1+12
+7.1Round 11🇨🇴 COLOMBIA125♠x♥K-2+0
+6.6Round 13🇸🇬 SINGAPORE95♣♥A=+0
+6.2Round 11🇨🇴 COLOMBIA134♥♦4-1+12
+5.5Round 16🇨🇦 CANADA211NT♥4=+5
+5.2Round 6🇫🇮 FINLAND163♣♣7+3+13
+5.2Round 6🇫🇮 FINLAND264♠♦A-1+12
+5.0Round 4🇺🇸 USA2234♥♠A-1+6
+4.9Round 13🇸🇬 SINGAPORE113NT♠6+1+8
+4.2Round 15🇧🇩 BANGLADESH122♥x♦Q-2+2
+4.1Round 16🇨🇦 CANADA184♠♦2-1+5
+3.9Round 14🇩🇪 GERMANY264♠♠7=+0
+3.9Round 16🇨🇦 CANADA154♠♦7-1+10
+3.6Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND216♠♥3+1+13
+3.5Round 13🇸🇬 SINGAPORE63NT♦Q-1+6
+3.3Round 6🇫🇮 FINLAND202♦♠5=+11
+3.3Round 13🇸🇬 SINGAPORE44♥♣3-2+7
+3.3Round 15🇧🇩 BANGLADESH104♠♦K-1+12
+3.0Round 14🇩🇪 GERMANY175♦♠10-2+11
+3.0Round 15🇧🇩 BANGLADESH93NT♠6-2+6
+3.0Round 16🇨🇦 CANADA232♣♦2-1+0
+2.5Round 4🇺🇸 USA2283NT♦6+1+0
+2.5Round 6🇫🇮 FINLAND253♠♥4-1+5
+2.4Round 4🇺🇸 USA2203♠♦A-1-1
+2.4Round 6🇫🇮 FINLAND274♠♥6=+3
+2.2Round 16🇨🇦 CANADA254♥♦K+1+13
+2.0Round 6🇫🇮 FINLAND284♥♦2=+0
+1.9Round 4🇺🇸 USA2173NT♥3=-2
+1.7Round 6🇫🇮 FINLAND196NT♠3+1+1
+1.7Round 16🇨🇦 CANADA263NT♠4+1+0
+1.5Round 11🇨🇴 COLOMBIA72♣♣J-1+0
+1.5Round 13🇸🇬 SINGAPORE13♦♣5-1-2
+1.4Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND254♠♥6-1+5
+1.4Round 15🇧🇩 BANGLADESH144♥♥2+1+0
+1.3Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273♥♦Q-1-2
+1.3Round 15🇧🇩 BANGLADESH33NT♣9-1+5
+1.2Round 13🇸🇬 SINGAPORE144♥x♦A-1+6
+1.1Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND234♥♠3-1+1
+1.1Round 16🇨🇦 CANADA161NT♠6+1-7
+1.0Round 11🇨🇴 COLOMBIA114♥♦A-2+7
+1.0Round 14🇩🇪 GERMANY191NT♠6-1-1
+0.9Round 11🇨🇴 COLOMBIA82♠♦6+1+0
+0.9Round 13🇸🇬 SINGAPORE101♠♥10-2+2
+0.8Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND151NT♦4+2+0
+0.7Round 4🇺🇸 USA2185♦♥J=-13
+0.7Round 11🇨🇴 COLOMBIA44♠♣4+2+13
+0.7Round 14🇩🇪 GERMANY271NT♠6+2+1
+0.6Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND173♦♦4-1-2
+0.6Round 13🇸🇬 SINGAPORE33NT♠10+3+1
+0.4Round 4🇺🇸 USA2244♥♣K+1+0
+0.2Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND194♠♦Q=-1
+0.2Round 15🇧🇩 BANGLADESH23♥♠2-1+10
+0.2Round 15🇧🇩 BANGLADESH54♥♠5=-1
-0.0Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND202♠♣A=+6
-0.0Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND224♠♥3+2+1
-0.1Round 16🇨🇦 CANADA173NT♠4=-1
-0.2Round 16🇨🇦 CANADA204♥♣6=+0
-0.4Round 6🇫🇮 FINLAND243♠♥K-2+1
-0.4Round 13🇸🇬 SINGAPORE54♠♣3=+0
-0.5Round 15🇧🇩 BANGLADESH134♠♥10+1-13
-0.6Round 11🇨🇴 COLOMBIA106NT♣4=+0
-0.6Round 14🇩🇪 GERMANY251NT♠A=-1
-0.7Round 6🇫🇮 FINLAND223NT♥3+1+1
-0.7Round 13🇸🇬 SINGAPORE82NT♠Q=+0
-0.7Round 14🇩🇪 GERMANY213♠♣K=+0
-0.8Round 14🇩🇪 GERMANY181NT♠4=-1
-0.9Round 11🇨🇴 COLOMBIA51NT♦4-2+0
-0.9Round 14🇩🇪 GERMANY222♠♣3=+0
-1.0Round 15🇧🇩 BANGLADESH113NT♦4+3+11
-1.0Round 16🇨🇦 CANADA273NT♥K=+0
-1.2Round 4🇺🇸 USA2273NT♦7+3+11
-1.3Round 16🇨🇦 CANADA223NT♣4-1-10
-1.7Round 11🇨🇴 COLOMBIA144♠♦K+2-14
-1.8Round 15🇧🇩 BANGLADESH83NT♣K+3-1
-1.9Round 11🇨🇴 COLOMBIA16♥♠10=+0
-1.9Round 11🇨🇴 COLOMBIA21NT♥3=+0
-2.0Round 4🇺🇸 USA2154♥♣J=-7
-2.1Round 6🇫🇮 FINLAND153♥♦10=-7
-2.2Round 6🇫🇮 FINLAND173NT♠3+2+10
-2.4Round 4🇺🇸 USA2193NT♠A+1-1
-2.7Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND164♠♣4=+0
-2.7Round 14🇩🇪 GERMANY154♥♠3+2+13
-2.8Round 16🇨🇦 CANADA284♠♣8=+1
-2.9Round 4🇺🇸 USA2214♥♣K+1+0
-2.9Round 11🇨🇴 COLOMBIA65♦♠J-1-6
-3.0Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND243NT♠9+1+1
-3.1Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND261NT♦4+3+9
-3.1Round 14🇩🇪 GERMANY244♠♦6+1+0
-3.6Round 4🇺🇸 USA2253NT♥4-1-5
-3.8Round 4🇺🇸 USA2165♦♠Q-2-11
-3.9Round 15🇧🇩 BANGLADESH15♦♠A-2-8
-4.3Round 6🇫🇮 FINLAND213NT♣Q+1+0
-4.3Round 14🇩🇪 GERMANY282♥x♥K-1-6
-5.0Round 6🇫🇮 FINLAND186♦♥3=+0
-5.3Round 11🇨🇴 COLOMBIA35♣x♣2=-4
-5.3Round 13🇸🇬 SINGAPORE25♥♦A-1-12
-5.5Round 15🇧🇩 BANGLADESH66NTx♠7-1-13
-6.2Round 14🇩🇪 GERMANY203NT♠6-1-12
-7.0Round 4🇺🇸 USA2263NT♦3+1+0
-7.4Round 10🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND284♥♠10-1-10
-7.9Round 16🇨🇦 CANADA243NT♥7-1-10
-8.2Round 14🇩🇪 GERMANY233NT♥7+1+0
-8.9Round 16🇨🇦 CANADA194♥♦4=+0
-10.5Round 11🇨🇴 COLOMBIA94♠x♣2=-14
-12.1Round 13🇸🇬 SINGAPORE76♥x♣9-2-18
-13.7Round 13🇸🇬 SINGAPORE137♥x♣A-1-17