🇨🇳 LU Yan · CHINA

49rank
+50.5Butler · 256 bds
+0.20per board
±4.3swing
+0.07vs par /bd · #61/126
+0.08adjusted /bd
Butler per round: 4.3 -3.9 7.7 29.5 1.3 -9.2 8.8 -3.5 -5.9 -11.1 -53.1 27.7 2.3 41.1 11.6 2.9by round

vs par split: bidding -0.13 · play +0.21

Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted +0.08/bd

Card play — on target: opening leads 80.0% #83 of 126 · declarer play 77.6% #49 of 126 · defence 89.1% #31 of 126

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (16)81.5% (54)
Declarer play76.2% (21)78.3% (46)
Defence88.2% (34)89.5% (95)

Opening leads by suit led: ♠ 89.5% (19) · ♥ 76.5% (17) · ♦ 72.7% (11) · ♣ 78.3% (23)

vs par by strain: NT +0.58 (77) · a suit -0.14 (177)

vs par by level: part-score +0.22 (116) · game +0.02 (122) · slam -0.50 (16)

By role: declaring +0.40/bd (-1.97 vs par · 127) · defending -0.00/bd (+2.08 vs par · 129)

By vulnerability: vulnerable +0.45/bd (+0.09 vs par · 128) · not vulnerable -0.06/bd (+0.06 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1Y.LiuA.Qashu – R.SaketClosed16+4.3+0.27-1.38
Round 2Y.LiuM.Yakovleva – D.RakhmaniClosed16-3.9-0.24+1.50
Round 3Y.LiuL.Wynston – H.WolpertClosed16+7.7+0.48+0.81
Round 4Y.LiuF.Lahlou – S.TeberOpen16+29.5+1.84+3.12
Round 5Y.LiuJ.Tueje – L.BojohOpen16+1.3+0.08-0.88
Round 7Y.LiuM.Bookallil – J.TuttyClosed16-9.2-0.57-0.62
Round 8Y.LiuS.De Mello – P.CorreaOpen16+8.8+0.55-0.12
Round 10Y.LiuV.Reess – J.ZochowskaClosed16-3.5-0.22+0.00
Round 11Y.LiuM.Garateguy – M.IacapraroClosed16-5.9-0.37-0.06
Round 12Y.LiuJ.Weingold – S.CappellettiOpen16-11.1-0.69-2.06
Round 13Y.LiuF.Brown – S.BrockOpen16-53.1-3.32-5.19
Round 14Y.LiuA.Kshirsagar – V.ShahClosed16+27.7+1.73+2.44
Round 16Y.LiuC.Ferlazzo – G.ManaraOpen16+2.3+0.14-2.12
Round 17Y.LiuC.Gibbons – J.GibbonsClosed16+41.1+2.57+1.12
Round 19Y.LiuM.Ticha – W.Van ZwolClosed16+11.6+0.72+2.38
Round 20Y.LiuN.Tal – D.TalClosed16+2.9+0.18+2.25

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
+11.3Round 14🇮🇳 INDIA283NTx♦3-3+12
+10.2Round 14🇮🇳 INDIA256♥♣Q-1+12
+10.2Round 20🇮🇱 ISRAEL312♠x♥10-4+5
+9.5Round 17🇳🇿 NEW ZEALAND13NT♣Q+1+8
+9.2Round 17🇳🇿 NEW ZEALAND164♥♣3-2+12
+9.1Round 8🇧🇷 BRAZIL273NT♥8-2+11
+8.8Round 4🇲🇦 MOROCCO235♣♥2=+0
+8.2Round 19🇳🇱 NETHERLANDS74♥♦7=+0
+8.1Round 14🇮🇳 INDIA263NT♣5=+10
+8.1Round 17🇳🇿 NEW ZEALAND107♠♠3-1+17
+7.9Round 4🇲🇦 MOROCCO275♣♠K-1+16
+7.9Round 5🇮🇩 INDONESIA24♠x♦7-2+12
+7.8Round 2🇷🇺 RUSSIA323NT♠Q-1+12
+7.6Round 3🇨🇦 CANADA33♦♣6-3+9
+7.6Round 19🇳🇱 NETHERLANDS63NT♥A-3+9
+7.2Round 17🇳🇿 NEW ZEALAND35♥♠K-3+9
+7.0Round 10🇫🇷 FRANCE325♥x♠A-2+18
+6.6Round 10🇫🇷 FRANCE264♠♥Q-1+6
+6.5Round 12🇺🇸 USA1183NT♥7=+10
+6.4Round 14🇮🇳 INDIA314♠x♦Q-2+5
+6.4Round 16🇮🇹 ITALY233NT♥J+1+1
+6.4Round 17🇳🇿 NEW ZEALAND53NT♥Q-2+11
+6.4Round 19🇳🇱 NETHERLANDS125♥♠5+1+11
+5.8Round 2🇷🇺 RUSSIA302♦♣10=+8
+5.8Round 4🇲🇦 MOROCCO211NT♣8=+5
+5.7Round 10🇫🇷 FRANCE282♠♣7+1+1
+5.6Round 1🇯🇴 JORDAN43NT♠5-2+8
+5.5Round 1🇯🇴 JORDAN134♠♦J-1+12
+5.3Round 4🇲🇦 MOROCCO293♣♣2-1+12
+5.2Round 7🇦🇺 AUSTRALIA104♠♥10=+0
+5.2Round 8🇧🇷 BRAZIL231♥♣7=+5
+5.0Round 16🇮🇹 ITALY184♠♣K+1+1
+4.9Round 11🇦🇷 ARGENTINA83NT♦10+1+4
+4.7Round 10🇫🇷 FRANCE194♥♣7=+7
+4.6Round 10🇫🇷 FRANCE234♠♥Q-1-6
+4.5Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND54♠x♠6-2+5
+4.4Round 17🇳🇿 NEW ZEALAND145♦x♣9-2+5
+4.3Round 4🇲🇦 MOROCCO183♥♦8-2+5
+4.3Round 14🇮🇳 INDIA213NT♥4+2+0
+4.2Round 3🇨🇦 CANADA11NT♣4+1+6
+4.1Round 8🇧🇷 BRAZIL284♠♥A-2+6
+4.1Round 19🇳🇱 NETHERLANDS24♠♣A=+8
+4.0Round 5🇮🇩 INDONESIA102♣♥A=-1
+4.0Round 17🇳🇿 NEW ZEALAND123♣♥8+2-10
+4.0Round 20🇮🇱 ISRAEL292♠♦2+1+8
+3.9Round 2🇷🇺 RUSSIA273NT♥K-2+11
+3.9Round 7🇦🇺 AUSTRALIA134♥♣A-1-1
+3.9Round 14🇮🇳 INDIA172♥♣10=+11
+3.8Round 20🇮🇱 ISRAEL305♥♦6+1+11
+3.7Round 1🇯🇴 JORDAN153NT♦Q=-2
+3.5Round 4🇲🇦 MOROCCO242♥♠K-1+4
+3.5Round 8🇧🇷 BRAZIL222♦♠K+1-1
+3.5Round 19🇳🇱 NETHERLANDS94♥♦J+2+2
+3.4Round 7🇦🇺 AUSTRALIA142♠x♣5-1+5
+3.2Round 16🇮🇹 ITALY223♥♥2-3+4
+3.1Round 20🇮🇱 ISRAEL243♥♣K=+6
+3.0Round 3🇨🇦 CANADA161NT♣6+2+1
+3.0Round 8🇧🇷 BRAZIL292♠♥A=+5
+2.9Round 11🇦🇷 ARGENTINA13♥♦6=+1
+2.8Round 1🇯🇴 JORDAN51NT♦A-1+4
+2.8Round 5🇮🇩 INDONESIA84♠♥10=+3
+2.8Round 12🇺🇸 USA1194♥♠3=-1
+2.8Round 19🇳🇱 NETHERLANDS102NT♠5-1+5
+2.7Round 3🇨🇦 CANADA43NT♦2=-1
+2.5Round 7🇦🇺 AUSTRALIA21NT♦9=-2
+2.5Round 8🇧🇷 BRAZIL303NT♦4=-11
+2.5Round 11🇦🇷 ARGENTINA142♠♦J-1+3
+2.5Round 20🇮🇱 ISRAEL255♥♠K+1+12
+2.4Round 12🇺🇸 USA1171NT♥6+3+2
+2.3Round 2🇷🇺 RUSSIA221NT♣4=+0
+2.3Round 16🇮🇹 ITALY195♦♣K-2+7
+2.3Round 19🇳🇱 NETHERLANDS83♥♠K-1+2
+2.3Round 19🇳🇱 NETHERLANDS161NT♠6=-2
+2.2Round 16🇮🇹 ITALY283♣♦A+1-10
+2.1Round 12🇺🇸 USA1204♥♣10=-1
+2.1Round 12🇺🇸 USA1212♥♠K-1+4
+2.1Round 17🇳🇿 NEW ZEALAND42♦♠A=+0
+2.0Round 11🇦🇷 ARGENTINA31NT♣4+1-1
+2.0Round 11🇦🇷 ARGENTINA122♠♣K-1+4
+2.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND91♠♣J+2+0
+1.9Round 1🇯🇴 JORDAN33♥♠J=+1
+1.9Round 1🇯🇴 JORDAN82♦♥5+1+1
+1.9Round 3🇨🇦 CANADA144♦x♣A-2-4
+1.8Round 1🇯🇴 JORDAN164♠♥J=+0
+1.8Round 4🇲🇦 MOROCCO223♦♠10=+9
+1.8Round 10🇫🇷 FRANCE274♦♣A-1-2
+1.8Round 14🇮🇳 INDIA184♥♠Q-1+1
+1.7Round 5🇮🇩 INDONESIA34♠♦K=+0
+1.7Round 17🇳🇿 NEW ZEALAND81NT♣4+1+0
+1.6Round 7🇦🇺 AUSTRALIA6Pass+3
+1.6Round 8🇧🇷 BRAZIL192♠♣3-1+0
+1.6Round 12🇺🇸 USA1222NT♦3=-7
+1.5Round 1🇯🇴 JORDAN104♥♠2+1+0
+1.5Round 5🇮🇩 INDONESIA64♠♦J=-1
+1.5Round 7🇦🇺 AUSTRALIA73♠♥Q-1+6
+1.4Round 4🇲🇦 MOROCCO253NT♠4=+1
+1.4Round 8🇧🇷 BRAZIL174♠♥10+2+11
+1.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♠♦K=-1
+1.3Round 14🇮🇳 INDIA303♠♥K+2-6
+1.3Round 17🇳🇿 NEW ZEALAND91NT♣3=+0
+1.3Round 20🇮🇱 ISRAEL282♥♦J+1+1
+1.1Round 3🇨🇦 CANADA104♣♠5-1+12
+1.1Round 4🇲🇦 MOROCCO264♥♠A=+3
+1.0Round 3🇨🇦 CANADA23NT♣6+1+0
+1.0Round 5🇮🇩 INDONESIA41NT♠5+1+0
+1.0Round 7🇦🇺 AUSTRALIA31NT♥5-1+2
+1.0Round 16🇮🇹 ITALY291NT♣5=+0
+1.0Round 20🇮🇱 ISRAEL201NT♦7-1+0
+0.9Round 1🇯🇴 JORDAN114♥♠K-2+0
+0.9Round 17🇳🇿 NEW ZEALAND134♥♥6=+0
+0.9Round 19🇳🇱 NETHERLANDS43♠♥3+1+1
+0.7Round 3🇨🇦 CANADA74♥♣4=+1
+0.7Round 5🇮🇩 INDONESIA72♠♣4+1+1
+0.6Round 4🇲🇦 MOROCCO173♣♠7+2-7
+0.6Round 10🇫🇷 FRANCE254♠♥2=+0
+0.6Round 10🇫🇷 FRANCE312♥♦J=+0
+0.6Round 11🇦🇷 ARGENTINA63NT♣6-2+3
+0.5Round 2🇷🇺 RUSSIA204♥♣4=+0
+0.5Round 3🇨🇦 CANADA121NT♣4-1+0
+0.5Round 4🇲🇦 MOROCCO191NT♠J-1+5
+0.5Round 8🇧🇷 BRAZIL182♥♣Q-2+0
+0.4Round 5🇮🇩 INDONESIA53♥♣K-2-11
+0.4Round 19🇳🇱 NETHERLANDS114♥♥8+1+1
+0.4Round 19🇳🇱 NETHERLANDS143NT♣Q+1+0
+0.3Round 1🇯🇴 JORDAN144♠♦5+1+0
+0.3Round 2🇷🇺 RUSSIA292♠♦K+2-1
+0.3Round 3🇨🇦 CANADA94♥♠3=+0
+0.3Round 16🇮🇹 ITALY245♦♣K+1-11
+0.2Round 2🇷🇺 RUSSIA313NT♠8=+0
+0.2Round 4🇲🇦 MOROCCO323NT♠J=+0
+0.2Round 20🇮🇱 ISRAEL192♠♣2-1+5
+0.1Round 8🇧🇷 BRAZIL212NT♣K+1+7
+0.1Round 14🇮🇳 INDIA233NT♦8+1+13
+0.0Round 2🇷🇺 RUSSIA263NT♥5+3+13
-0.0Round 3🇨🇦 CANADA136♠♥A=+0
+0.0Round 4🇲🇦 MOROCCO204♠♠J=+0
-0.0Round 11🇦🇷 ARGENTINA53NT♦4=+0
+0.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND63♦♣Q-1-4
+0.0Round 16🇮🇹 ITALY313NT♥3+1+0
-0.1Round 2🇷🇺 RUSSIA232♠♠6=-1
-0.1Round 5🇮🇩 INDONESIA151NT♣K=+0
-0.1Round 8🇧🇷 BRAZIL254♠♥K=+0
-0.2Round 7🇦🇺 AUSTRALIA52♠♥Q+1+7
-0.2Round 16🇮🇹 ITALY203♣♦4+1+0
-0.3Round 5🇮🇩 INDONESIA124♠♥Q+1-1
-0.3Round 11🇦🇷 ARGENTINA74♠♥3+1-4
-0.4Round 3🇨🇦 CANADA63♣♥Q+1+11
-0.4Round 3🇨🇦 CANADA113NT♥Q-3-2
-0.4Round 4🇲🇦 MOROCCO311NT♦4=+11
-0.4Round 11🇦🇷 ARGENTINA92NT♣5=+9
-0.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND115♣♠2-1-6
-0.4Round 17🇳🇿 NEW ZEALAND75♠♥Q+1-1
-0.4Round 17🇳🇿 NEW ZEALAND152♥♠K-3-10
-0.4Round 20🇮🇱 ISRAEL222♠♣10+1-7
-0.5Round 14🇮🇳 INDIA293♥♠4=+0
-0.5Round 16🇮🇹 ITALY324♠♥6=-1
-0.5Round 19🇳🇱 NETHERLANDS151NT♥10=+1
-0.6Round 3🇨🇦 CANADA82♥♦6=-7
-0.6Round 5🇮🇩 INDONESIA93NT♥5+1-11
-0.6Round 14🇮🇳 INDIA194♠♦A+1+0
-0.6Round 14🇮🇳 INDIA222♥♠4=+9
-0.6Round 16🇮🇹 ITALY263NT♣3+1+0
-0.6Round 17🇳🇿 NEW ZEALAND22♠♣J-2-1
-0.7Round 7🇦🇺 AUSTRALIA122♥♠3=+0
-0.7Round 12🇺🇸 USA1322♠♦10+1+0
-0.9Round 5🇮🇩 INDONESIA133♦♠Q-1+9
-0.9Round 10🇫🇷 FRANCE293♠♣J-2+2
-0.9Round 16🇮🇹 ITALY216♣♠6+1-13
-1.0Round 8🇧🇷 BRAZIL324♥♠3-1-10
-1.0Round 10🇫🇷 FRANCE171NT♣7-2+1
-1.0Round 12🇺🇸 USA1315♦x♠K-2-5
-1.0Round 16🇮🇹 ITALY274♥♦10=+1
-1.0Round 20🇮🇱 ISRAEL183♥♦2=+0
-1.0Round 20🇮🇱 ISRAEL212♦♣Q-1-5
-1.1Round 2🇷🇺 RUSSIA282♠♦2+1+0
-1.2Round 2🇷🇺 RUSSIA194♠♥J-2+1
-1.2Round 8🇧🇷 BRAZIL313♦♣K=+1
-1.2Round 12🇺🇸 USA1233NT♣3+3-13
-1.2Round 12🇺🇸 USA1262♥♣6-1+0
-1.2Round 19🇳🇱 NETHERLANDS133♠♦10=+0
-1.3Round 11🇦🇷 ARGENTINA103NT♠10+3+12
-1.6Round 11🇦🇷 ARGENTINA163♥♠8=-1
-1.6Round 14🇮🇳 INDIA321NT♥8=-5
-1.7Round 1🇯🇴 JORDAN124♥♦4+2-16
-1.8Round 5🇮🇩 INDONESIA11NT♥7-1+2
-1.9Round 7🇦🇺 AUSTRALIA82♥♠3+2-1
-1.9Round 12🇺🇸 USA1294♥♠Q=+0
-2.0Round 1🇯🇴 JORDAN71NT♠4-1+0
-2.0Round 1🇯🇴 JORDAN94♥♦8-1-5
-2.0Round 5🇮🇩 INDONESIA114♠♦4+1-1
-2.0Round 7🇦🇺 AUSTRALIA41NT♥3+3-2
-2.0Round 11🇦🇷 ARGENTINA133NT♥K-1-12
-2.0Round 20🇮🇱 ISRAEL322♠♥A+1+0
-2.3Round 2🇷🇺 RUSSIA176♥♠3+1+11
-2.3Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND87♠♦J=+0
-2.3Round 14🇮🇳 INDIA273NT♠8-2-6
-2.4Round 11🇦🇷 ARGENTINA23♠♦K-1-5
-2.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND163NT♥3=+1
-2.6Round 20🇮🇱 ISRAEL276♥♥3=+0
-2.7Round 10🇫🇷 FRANCE305♦♠J=+0
-2.8Round 3🇨🇦 CANADA152NT♠4=+0
-2.8Round 7🇦🇺 AUSTRALIA95♠♦Q=+0
-3.0Round 7🇦🇺 AUSTRALIA153♥♣5-1-2
-3.0Round 11🇦🇷 ARGENTINA153♣♥7+1+0
-3.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13Pass-4
-3.0Round 20🇮🇱 ISRAEL263NT♥6+1+0
-3.1Round 1🇯🇴 JORDAN13♠♥2+1-6
-3.4Round 16🇮🇹 ITALY302♠♣10+1-6
-3.5Round 11🇦🇷 ARGENTINA45♠♦10=+0
-3.5Round 16🇮🇹 ITALY251NT♣2+2+0
-3.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73NT♦10-2-13
-3.8Round 5🇮🇩 INDONESIA161NT♠7-1-5
-3.8Round 12🇺🇸 USA1242♣♥4-1-4
-3.8Round 12🇺🇸 USA1284♥♣5-1-6
-3.9Round 17🇳🇿 NEW ZEALAND114♦♠A-2-11
-4.0Round 2🇷🇺 RUSSIA246♥♠Q=-5
-4.0Round 10🇫🇷 FRANCE227♠♣2=+0
-4.0Round 12🇺🇸 USA1273♠♦3=+0
-4.1Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123♥♠7-2-7
-4.2Round 7🇦🇺 AUSTRALIA112♥♦8+4-13
-4.6Round 2🇷🇺 RUSSIA212♠♣Q+1-6
-4.6Round 10🇫🇷 FRANCE246NT♦7=+0
-4.8Round 2🇷🇺 RUSSIA183NT♥10+3-13
-4.8Round 8🇧🇷 BRAZIL245♦♣4+1-11
-4.9Round 4🇲🇦 MOROCCO304NT♥8+1-14
-5.0Round 8🇧🇷 BRAZIL201NT♠3=-5
-5.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND102♦♣J=-11
-5.1Round 1🇯🇴 JORDAN24♠♣Q=-7
-5.1Round 12🇺🇸 USA1255♣x♠2-2-5
-5.4Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND144♥♠A=-8
-5.6Round 7🇦🇺 AUSTRALIA166♥♣9=+0
-5.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND33♠♦Q-1-5
-5.7Round 14🇮🇳 INDIA244♥♣K=-7
-5.7Round 20🇮🇱 ISRAEL174♠♦K=+0
-5.8Round 10🇫🇷 FRANCE214♠♦A=-11
-5.9Round 12🇺🇸 USA1304♠x♥2+1-7
-6.3Round 11🇦🇷 ARGENTINA114♥♣K+3-14
-6.4Round 4🇲🇦 MOROCCO284♥♣4=+0
-6.6Round 2🇷🇺 RUSSIA253♥♣A+2-6
-6.9Round 10🇫🇷 FRANCE204♥♦Q=+1
-7.1Round 19🇳🇱 NETHERLANDS33NT♦6-3-11
-7.2Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23NT♠A=-7
-7.5Round 20🇮🇱 ISRAEL233NT♦J=+0
-7.7Round 1🇯🇴 JORDAN64♥x♠8=-12
-7.9Round 7🇦🇺 AUSTRALIA16♥♣Q-5-12
-8.0Round 16🇮🇹 ITALY174♥♠A=-7
-8.4Round 14🇮🇳 INDIA204♥♣A=-10
-8.4Round 17🇳🇿 NEW ZEALAND63♠♣10=-11
-8.8Round 19🇳🇱 NETHERLANDS57♠♥8=+0
-9.2Round 5🇮🇩 INDONESIA144♠♣7-1-10
-9.2Round 10🇫🇷 FRANCE186♥♣4-1-17
-9.7Round 19🇳🇱 NETHERLANDS16♥♠3=+11
-10.1Round 8🇧🇷 BRAZIL263NT♥3=-10
-10.7Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND156♥♠K-1-12
-11.0Round 13🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13NT♠8-2-11
-11.1Round 3🇨🇦 CANADA54♠♣Q-2-13