TAO Donglin · ZJJDWUHANYUAN

493rank
-42.0Butler · 130 bds
-0.32per board
±4.8swing
+0.08vs par /bd · #269/567
-0.51adjusted /bd
Butler per round: -40.4 13 -3.3 -9.3 -11.5 -4.5 6.1 -8.8 21.9 2.1 -6.5 12.5 -13.3by round

vs par split: bidding +0.36 · play -0.28

Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted -0.51/bd

Card play — on target: opening leads 81.5% #247 of 567 · declarer play 84.2% #109 of 567 · defence 78.9% #433 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads83.3% (6)81.0% (21)
Declarer play81.2% (16)86.4% (22)
Defence86.4% (22)75.9% (54)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 100.0% (5) · ♦ 76.9% (13) · ♣ 75.0% (4)

vs par by strain: NT +1.60 (43) · a suit -0.68 (87)

vs par by level: part-score +0.69 (52) · game -0.49 (73) · slam +2.00 (5)

By role: declaring -0.78/bd (-2.56 vs par · 54) · defending -0.00/bd (+1.95 vs par · 76)

By vulnerability: vulnerable -0.77/bd (-0.11 vs par · 65) · not vulnerable +0.13/bd (+0.26 vs par · 65)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1W.CaiJ.Hu – Y.ChenClosed10-40.4-4.04-4.30
Round 2W.CaiH.Kim – E.YeaClosed10+13.0+1.30-0.50
Round 3W.CaiJ.Long – G.FangClosed10-3.3-0.33+0.90
Round 4W.CaiJ.Zhang – W.ShenClosed10-9.3-0.93-0.90
Round 5T.WuZ.Zeng – X.ShiOpen10-11.5-1.15-2.20
Round 8W.CaiF.Yu – R.ZhangOpen10-4.5-0.45-0.40
Round 9T.WuG.Chai – S.JiOpen10+6.1+0.61+4.10
Round 10T.WuR.Poleschi – R.AngeleriOpen10-8.8-0.88+1.00
Round 11T.WuJ.Shi – Y.ZhangClosed10+21.9+2.19+2.60
Round 12T.WuM.Bandesha – S.MalikClosed10+2.1+0.21+0.70
Round 13T.WuH.Avcioglu – O.EkinciClosed10-6.5-0.65+0.80
Round 14T.WuR.Milne – B.O'BrienOpen10+12.5+1.25+2.40
Round 15T.WuL.Zhou – J.JinClosed10-13.3-1.33-3.20

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
+11.9Round 11METALLURGY FED183♥x♣J-3+12
+11.1Round 11METALLURGY FED164♥x♠6-3+12
+10.7Round 14IRELAND155♦x♠5-3+14
+9.3Round 14IRELAND113NT♣7-3+11
+9.2Round 15JILIN BA274♥x♠K=+10
+8.0Round 9ITS MAGIC294♠♥A=+10
+7.8Round 15JILIN BA286♠♥K=+0
+7.5Round 3BEIJINGXUGUANG213NT♦3-1+11
+7.4Round 2ENSEMBLE203NT♠3+1+4
+6.5Round 11METALLURGY FED144♠♥5-2+6
+6.3Round 2ENSEMBLE174♠♦3=+0
+6.2Round 13TURKEY Seniors33NT♥2+1+0
+6.1Round 8SHANGHAI GUHUA193NT♦3=+0
+5.8Round 10ANIT NEGRA72NT♦7+2+9
+5.6Round 11METALLURGY FED193NT♣4+2+2
+5.1Round 13TURKEY Seniors83NT♦2+2+10
+4.9Round 13TURKEY Seniors102♠x♣2-1+2
+4.8Round 9ITS MAGIC223NT♣10-2+6
+4.7Round 10ANIT NEGRA35♣♥A-1+10
+4.2Round 4BRIDGEFRIENDS92♦♦3-3+9
+4.1Round 9ITS MAGIC233NT♥9+1+14
+4.1Round 12PK NZ274♠♦6=+0
+3.8Round 2ENSEMBLE163NT♣3=+7
+3.6Round 5HUAXINHUANBAO181NT♠6+1-1
+3.6Round 8SHANGHAI GUHUA124♥♦3+2+11
+3.5Round 3BEIJINGXUGUANG253NT♦3-1+0
+3.3Round 12PK NZ302♣♥Q-3+0
+3.1Round 1REIGNWOOD84♠♦3-1+10
+2.7Round 2ENSEMBLE182♥♦3-2+5
+2.7Round 3BEIJINGXUGUANG273NT♦3+1+4
+2.7Round 9ITS MAGIC282♥♦4=+1
+2.6Round 13TURKEY Seniors74♠♣2+2+1
+2.4Round 5HUAXINHUANBAO153♥♠K-1-2
+2.4Round 14IRELAND192♠♣A-1+4
+2.3Round 14IRELAND201NT♦5=+6
+2.0Round 4BRIDGEFRIENDS62♥♦3-2+3
+1.9Round 12PK NZ213♦♥A-2+3
+1.7Round 2ENSEMBLE142NT♦3+1+6
+1.7Round 4BRIDGEFRIENDS82NT♦3-1+4
+1.7Round 10ANIT NEGRA11NT♣Q=+5
+1.7Round 14IRELAND174♠♥4+1+0
+1.6Round 4BRIDGEFRIENDS101NT♦3+1+1
+1.5Round 10ANIT NEGRA53♠♦3-1+5
+1.2Round 11METALLURGY FED173♥♥A-1+8
+1.1Round 3BEIJINGXUGUANG264♥♦3+2+13
+1.0Round 2ENSEMBLE124♥♦3-2-9
+1.0Round 8SHANGHAI GUHUA163NT♦3-1+5
+0.9Round 1REIGNWOOD52♠♦3+3+6
+0.8Round 2ENSEMBLE114♥x♦3-2-3
+0.7Round 9ITS MAGIC255♥♥5+2+10
+0.7Round 12PK NZ284♠♦J+1-11
+0.6Round 5HUAXINHUANBAO163♣♥K+1-7
+0.6Round 11METALLURGY FED123NT♠10=-1
+0.6Round 14IRELAND124♠♦4=+0
+0.5Round 4BRIDGEFRIENDS54♠♦3=+0
+0.5Round 8SHANGHAI GUHUA153NT♦3+1+0
+0.5Round 15JILIN BA253NT♦A=+1
+0.4Round 11METALLURGY FED202♠♣4=+0
+0.4Round 12PK NZ243♥♠6+1+7
+0.4Round 13TURKEY Seniors62♦♦2+2+7
+0.3Round 8SHANGHAI GUHUA134♦♦3=+0
+0.1Round 9ITS MAGIC243♥♦6-1+4
+0.1Round 13TURKEY Seniors93NT♠8+1-1
-0.0Round 5HUAXINHUANBAO121NT♦2-1-2
-0.0Round 8SHANGHAI GUHUA114♠♦3+1+0
+0.0Round 10ANIT NEGRA86NT♣6=+11
-0.1Round 3BEIJINGXUGUANG223NT♦3-1-5
-0.2Round 5HUAXINHUANBAO112♠♠2+1+0
-0.2Round 15JILIN BA243NT♠A+2+0
-0.3Round 3BEIJINGXUGUANG304♥♦3+1+0
-0.3Round 4BRIDGEFRIENDS15♥♦3=+0
-0.3Round 12PK NZ262♥♣5=-1
-0.5Round 1REIGNWOOD71NT♦3+1+0
-0.5Round 9ITS MAGIC263NT♥9+2+12
-0.6Round 1REIGNWOOD13♠♦3+1-6
-0.6Round 2ENSEMBLE131NT♦3=+1
-0.6Round 4BRIDGEFRIENDS34♥♦3+2-11
-0.7Round 12PK NZ231NT♥A-1-1
-0.8Round 12PK NZ292♠♣8+2-1
-1.0Round 8SHANGHAI GUHUA143NT♦3+1-1
-1.2Round 5HUAXINHUANBAO172♦♦2=-2
-1.2Round 9ITS MAGIC213♥♠J+1-6
-1.3Round 5HUAXINHUANBAO203♠♦2+1-1
-1.5Round 1REIGNWOOD23♦♦3+1+0
-1.5Round 3BEIJINGXUGUANG243NT♦3+2+0
-1.6Round 13TURKEY Seniors23♠♠2-2+9
-1.8Round 15JILIN BA231♠♥Q+2-1
-2.1Round 10ANIT NEGRA91NT♦7+1-5
-2.4Round 10ANIT NEGRA64♠♣10-1-6
-2.4Round 14IRELAND133♠♥Q=-1
-2.6Round 12PK NZ256♥♣A=+11
-2.7Round 10ANIT NEGRA24♠♥A=-3
-2.7Round 15JILIN BA212♥♦6+1+0
-2.8Round 3BEIJINGXUGUANG284♥♦3+1+0
-2.8Round 15JILIN BA303NT♦6-1-5
-3.2Round 14IRELAND163♠♥A=+0
-3.3Round 2ENSEMBLE154♥♦3=-6
-3.5Round 14IRELAND185♥♣7=-4
-3.6Round 1REIGNWOOD32NT♦3-1-5
-3.6Round 8SHANGHAI GUHUA203NT♦3-2-7
-3.8Round 1REIGNWOOD62♠♦3=-11
-3.9Round 8SHANGHAI GUHUA174♣♦3=-1
-3.9Round 12PK NZ226♥♦A=+0
-4.4Round 13TURKEY Seniors14♥♥3+1-1
-4.5Round 5HUAXINHUANBAO143♠♦K=+0
-4.7Round 10ANIT NEGRA103♥♣7=-6
-4.8Round 3BEIJINGXUGUANG232♠♦3+2-2
-4.9Round 9ITS MAGIC274♠♥A-1-10
-5.0Round 4BRIDGEFRIENDS43NT♦3+1+1
-5.0Round 5HUAXINHUANBAO133NT♣10+1+0
-5.1Round 11METALLURGY FED114♥♣A-1-4
-5.1Round 11METALLURGY FED154♠♦5=+1
-5.2Round 11METALLURGY FED134♥♦9=-10
-5.4Round 14IRELAND143NT♣10-3-6
-5.9Round 5HUAXINHUANBAO194♠♦2-3-7
-5.9Round 13TURKEY Seniors44♥x♠2-1-7
-6.0Round 4BRIDGEFRIENDS74♠♦3-1-6
-6.4Round 1REIGNWOOD43♣x♦3-2-8
-6.8Round 2ENSEMBLE193NT♦3=-10
-6.9Round 15JILIN BA223NT♥6-1-12
-7.4Round 4BRIDGEFRIENDS25♥x♦3=-10
-7.5Round 8SHANGHAI GUHUA184♦♦3+1-11
-7.7Round 9ITS MAGIC304♠♦Q=+0
-7.9Round 15JILIN BA295♥x♠K-1-12
-8.5Round 15JILIN BA265♦x♥9-1-13
-8.6Round 3BEIJINGXUGUANG294♠x♦3=-12
-10.6Round 10ANIT NEGRA44♥♠8=-10
-13.3Round 1REIGNWOOD104♥xx♦3-2-13
-13.9Round 13TURKEY Seniors56♥x♥4-4-12
-14.7Round 1REIGNWOOD95♣x♦3-5-16