LIU Siyi · WUHAN JIANG AN AREA

502rank
-51.6Butler · 150 bds
-0.34per board
±4.7swing
-0.54vs par /bd · #453/567
-0.67adjusted /bd
Butler per round: -14.6 -3.2 10.5 -15.1 -8.7 -10.3 3.9 -10.5 42.3 -29 -4.2 -19.3 -4.6 20.3 -9.1by round

vs par split: bidding -0.58 · play +0.01

Strength of schedule: opponents averaged -0.33/bd (an easy draw) → opponent-adjusted -0.67/bd

Card play — on target: opening leads 70.3% #505 of 567 · declarer play 65.9% #510 of 567 · defence 83.8% #251 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads33.3% (6)77.4% (31)
Declarer play64.3% (14)66.7% (30)
Defence72.2% (18)87.5% (56)

Opening leads by suit led: ♠ 63.6% (11) · ♥ 58.3% (12) · ♦ 85.7% (7) · ♣ 85.7% (7)

vs par by strain: NT -1.18 (38) · a suit -0.36 (109)

vs par by level: part-score +1.03 (63) · game -2.04 (77) · slam +1.14 (7)

By role: declaring -0.48/bd (-2.44 vs par · 75) · defending -0.21/bd (+1.36 vs par · 75)

By vulnerability: vulnerable -0.30/bd (-0.68 vs par · 74) · not vulnerable -0.39/bd (-0.41 vs par · 76)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1L.QiX.Guo – Y.HuangClosed10-14.6-1.46-2.50
Round 2L.QiJ.Wang – T.ZhouClosed10-3.2-0.32+1.50
Round 3L.QiR.He – M.OhClosed10+10.5+1.05+0.20
Round 4L.QiX.Li – Y.WuClosed10-15.1-1.51-1.60
Round 5S.CaoP.Mathieu – D.RotchellOpen10-8.7-0.87-1.60
Round 6L.QiL.Milne – T.NunnClosed10-10.3-1.03-2.30
Round 7L.QiL.Ichilcik – R.KaplanClosed10+3.9+0.39-2.60
Round 8L.QiT.Zhou – X.HeClosed10-10.5-1.05-0.60
Round 9L.QiW.Xie – Y.SuClosed10+42.3+4.23+0.80
Round 10L.QiY.Wu – W.ZhangClosed10-29.0-2.90-4.30
Round 11L.QiL.Bilde – S.PunchClosed10-4.2-0.42+0.20
Round 12L.QiM.Wan – H.QinClosed10-19.3-1.93-1.20
Round 13L.QiS.Wong – W.ChanOpen10-4.6-0.46+1.20
Round 14L.QiM.Bandesha – S.MalikClosed10+20.3+2.03+3.60
Round 15L.QiD.Wang – Z.ZengClosed10-9.1-0.91+1.10

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
+10.3Round 5CARIBBEAN PIRATES136♥♣10-3+14
+10.3Round 9BRIDGEFRIENDS236♦x♥9=-4
+9.3Round 9BRIDGEFRIENDS256♥♦6=+0
+8.4Round 9BRIDGEFRIENDS304♠♦Q+1+1
+7.8Round 9BRIDGEFRIENDS291NT♠6+1+6
+7.3Round 3ENSEMBLE233♣♠Q-3+5
+7.1Round 7OZ ANGELS53NT♦10=+7
+6.9Round 15HUBEI FUXING223NT♥6-1+12
+6.7Round 2HONG PRAISE TEAM115♦♥K-1+10
+6.4Round 9BRIDGEFRIENDS223NT♠7=+7
+6.0Round 4FUJIAN BOSSSOFT74♠♣K-1+6
+5.6Round 13FAR EAST33NT♦3=-1
+5.5Round 6AUSTRALIA Open303NT♠2=+0
+5.5Round 14PK NZ183♠♣K-5+6
+5.5Round 14PK NZ193♠♥3-4+7
+5.2Round 3ENSEMBLE294♠♥J=+10
+5.2Round 12TIANYA BRIDGE FATE223NT♦Q+4+10
+5.0Round 6AUSTRALIA Open296♣♦K=-2
+4.8Round 5CARIBBEAN PIRATES114♠♥5-1+5
+4.8Round 10ZHEJIANG JINJIANG64♠♥5-2+8
+4.6Round 7OZ ANGELS33NT♥10-2+6
+4.5Round 14PK NZ154♠♥4=+11
+4.2Round 7OZ ANGELS93NT♠2=-13
+4.2Round 12TIANYA BRIDGE FATE211NT♣3-3+5
+4.0Round 11SCOTMARK193NT♥9=+0
+3.9Round 1ZHONGSHAN JIEGAO94♥♦A-2+0
+3.9Round 4FUJIAN BOSSSOFT92♠♦J-1-1
+3.8Round 14PK NZ203♥♦A=+7
+3.7Round 2HONG PRAISE TEAM182♥♠A+1+2
+3.7Round 8MINGXIN GROUP193NT♠2-1+10
+3.5Round 14PK NZ133♠♦6-1+5
+3.3Round 10ZHEJIANG JINJIANG53♦♣3-2+0
+3.3Round 15HUBEI FUXING283NT♥J+2+11
+3.1Round 1ZHONGSHAN JIEGAO84♠♦A-1+10
+3.1Round 3ENSEMBLE273♥♠6+1+4
+3.1Round 13FAR EAST12♥♣J+1+7
+3.0Round 11SCOTMARK143♦♠A-1+2
+2.8Round 6AUSTRALIA Open26Pass+3
+2.7Round 3ENSEMBLE214♥♠K=-1
+2.7Round 15HUBEI FUXING212♥♠7+1+0
+2.3Round 7OZ ANGELS72♣♠2-2+3
+2.3Round 9BRIDGEFRIENDS242♠♥10-1-1
+2.3Round 12TIANYA BRIDGE FATE242NT♥7-2+8
+2.2Round 4FUJIAN BOSSSOFT82♥♦K=+0
+2.2Round 12TIANYA BRIDGE FATE263♦♥8-2+2
+2.1Round 1ZHONGSHAN JIEGAO63♥♠4=-7
+2.1Round 3ENSEMBLE223NT♠Q-2+6
+2.1Round 5CARIBBEAN PIRATES142NT♦J=+6
+2.0Round 13FAR EAST74♠♣2+1+0
+1.9Round 8MINGXIN GROUP145♦♣7=+2
+1.8Round 6AUSTRALIA Open243♦♣8+1+1
+1.7Round 14PK NZ173NT♥6+2+0
+1.6Round 6AUSTRALIA Open232♠♦5+1+0
+1.4Round 11SCOTMARK124♥♣K=+0
+1.3Round 2HONG PRAISE TEAM203♣♥6+1+9
+1.2Round 8MINGXIN GROUP202♥♣J=+6
+1.2Round 9BRIDGEFRIENDS283♥♦4-1+4
+1.1Round 14PK NZ142♦♣A+1+0
+1.0Round 10ZHEJIANG JINJIANG43♠♥5-1-1
+0.7Round 8MINGXIN GROUP133♠♠3-1+1
+0.6Round 2HONG PRAISE TEAM131NT♠J=-1
+0.6Round 4FUJIAN BOSSSOFT34♥♠K+2+11
+0.6Round 14PK NZ124♠♣K=+0
+0.5Round 8MINGXIN GROUP153NT♠2=+1
+0.5Round 9BRIDGEFRIENDS263NT♥9+2-12
+0.4Round 4FUJIAN BOSSSOFT54♠♦J+1+1
+0.4Round 7OZ ANGELS83NT♥Q+2-10
+0.4Round 11SCOTMARK201♠♠3+1+0
+0.3Round 1ZHONGSHAN JIEGAO32♥♣3=-1
+0.3Round 3ENSEMBLE304♥♠A+1+0
+0.3Round 4FUJIAN BOSSSOFT14♥♠K+1+0
+0.3Round 9BRIDGEFRIENDS273♠♥A=+7
+0.3Round 12TIANYA BRIDGE FATE232♥♥9+1+0
+0.3Round 13FAR EAST63♥♣6=+7
+0.2Round 7OZ ANGELS13♥♣9-1-2
+0.2Round 11SCOTMARK114♠♦J-4+3
+0.1Round 13FAR EAST93NT♠8+1-1
-0.0Round 5CARIBBEAN PIRATES121NT♠J-1-2
+0.0Round 8MINGXIN GROUP114♠♠8+1+0
-0.0Round 12TIANYA BRIDGE FATE284♠♣7=-11
-0.2Round 3ENSEMBLE253♦♥4-1+4
-0.2Round 11SCOTMARK182♠♥2=+0
-0.3Round 3ENSEMBLE245♦♥5=-2
-0.3Round 13FAR EAST23♠♠2-1+10
-0.5Round 15HUBEI FUXING253NT♠9=-1
-0.6Round 1ZHONGSHAN JIEGAO13♠♣4+1-6
-0.6Round 2HONG PRAISE TEAM143♦♥6=-5
-0.6Round 11SCOTMARK172♠♥6=+7
-0.8Round 15HUBEI FUXING243NT♠5+3-1
-0.9Round 6AUSTRALIA Open222♥♦K+1+0
-1.0Round 2HONG PRAISE TEAM124♥♦7-2+9
-1.0Round 8MINGXIN GROUP163♦♠Q-1-5
-1.2Round 1ZHONGSHAN JIEGAO71NT♥5+2-1
-1.2Round 6AUSTRALIA Open282NT♦5=+1
-1.3Round 5CARIBBEAN PIRATES202♠♣4+2-1
-1.3Round 11SCOTMARK163♥♣9=+0
-1.4Round 10ZHEJIANG JINJIANG9Pass+3
-1.5Round 1ZHONGSHAN JIEGAO23♦♥A+1+0
-1.5Round 13FAR EAST103♥♠5-1-6
-1.6Round 2HONG PRAISE TEAM172♠♠2+3+6
-1.6Round 4FUJIAN BOSSSOFT101NT♠5+1-1
-1.6Round 5CARIBBEAN PIRATES152♥♠A=-5
-1.7Round 8MINGXIN GROUP185♦♣5=+2
-1.7Round 10ZHEJIANG JINJIANG11NT♦10=-5
-1.8Round 15HUBEI FUXING302♣♥6+3+0
-1.9Round 15HUBEI FUXING23Pass-3
-2.0Round 3ENSEMBLE264♥♠K+1-13
-2.0Round 4FUJIAN BOSSSOFT62♥♠7-2-3
-2.3Round 10ZHEJIANG JINJIANG102♠♥7+1-1
-2.5Round 7OZ ANGELS22♠♣A-2+0
-2.6Round 12TIANYA BRIDGE FATE256♥♣A=+11
-2.7Round 14PK NZ114♥♥5=+0
-3.2Round 14PK NZ163♠♥A=+0
-3.3Round 2HONG PRAISE TEAM154♦♠2=-2
-3.3Round 7OZ ANGELS45♦♠3+1-3
-3.6Round 5CARIBBEAN PIRATES194♠♥5-1-5
-3.7Round 13FAR EAST42♠♣4=-6
-3.8Round 2HONG PRAISE TEAM163NT♠4=-7
-4.2Round 9BRIDGEFRIENDS214♥♠J=+0
-4.2Round 15HUBEI FUXING264♥x♣K-2+4
-4.4Round 5CARIBBEAN PIRATES174♠♣6-1-5
-4.5Round 7OZ ANGELS105♦♥A-2-8
-4.5Round 13FAR EAST86♦♣8=+0
-4.6Round 7OZ ANGELS65♦x♥6+1-6
-4.9Round 1ZHONGSHAN JIEGAO54♠♠4+1-1
-5.0Round 8MINGXIN GROUP125♣♦2+1-11
-5.2Round 2HONG PRAISE TEAM193NT♠3-1-6
-5.2Round 11SCOTMARK133NT♥Q+1-10
-5.3Round 5CARIBBEAN PIRATES163NT♥3-2-11
-5.7Round 13FAR EAST54♥♥4-1+2
-5.9Round 10ZHEJIANG JINJIANG35♣x♥A-1-11
-5.9Round 11SCOTMARK154♠♠7+1+0
-6.3Round 15HUBEI FUXING294♥♠9=-3
-6.5Round 15HUBEI FUXING274♥♠K=-8
-6.6Round 10ZHEJIANG JINJIANG72NT♦8+1-10
-6.8Round 12TIANYA BRIDGE FATE274♠♥7-2-11
-7.7Round 3ENSEMBLE286♣♦A-1-11
-7.8Round 1ZHONGSHAN JIEGAO104♥x♣10-2-9
-7.9Round 6AUSTRALIA Open274♠♥K=-3
-8.0Round 1ZHONGSHAN JIEGAO44♥♦9=-10
-8.0Round 6AUSTRALIA Open213NTx♦6-3-11
-9.0Round 6AUSTRALIA Open255♣♠3-5-12
-9.5Round 12TIANYA BRIDGE FATE293NT♣6+1-11
-9.7Round 5CARIBBEAN PIRATES183NTx♠9-2-12
-9.9Round 10ZHEJIANG JINJIANG84NT♥5+3-14
-10.3Round 10ZHEJIANG JINJIANG24♠♠4-1-12
-10.8Round 8MINGXIN GROUP174♥x♦Q=-12
-11.8Round 4FUJIAN BOSSSOFT44♥x♠J-2-15
-13.1Round 4FUJIAN BOSSSOFT25♣x♥A=-14
-14.6Round 12TIANYA BRIDGE FATE304♥x♦2-5-15