ZHONG Yi · CHINA LIGHT INDUSTRY

307rank
+17.6Butler · 150 bds
+0.12per board
±4.3swing
+0.53vs par /bd · #141/672
+0.31adjusted /bd
Butler per round: -7.8 -3.7 -11.4 19.1 -10.1 -3.1 -11 13.7 19.7 8.7 -26.9 21.6 8.8by round

vs par split: bidding -0.34 · play +0.48

Strength of schedule: opponents averaged +0.19/bd (a tough draw) → opponent-adjusted +0.31/bd

Card play — on target: opening leads 80.0% #377 of 671 · declarer play 81.8% #219 of 671 · defence 91.5% #92 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·80.0% (25)
Declarer play·81.8% (22)
Defence·91.5% (47)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (4) · ♦ 83.3% (6) · ♣ 66.7% (12)

vs par by strain: a suit +0.14 (99)

vs par by level: part-score -0.17 (53) · game +0.78 (40) · slam -1.33 (6)

By role: declaring -0.01/bd (-1.61 vs par · 75) · defending +0.25/bd (+2.67 vs par · 75)

By vulnerability: vulnerable +0.28/bd (+0.36 vs par · 81) · not vulnerable -0.07/bd (+0.72 vs par · 69)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3X.LiJ.Seamon-Molson – T.SokolowOpen10+6.3+0.63+2.30
Round 4R.FanA.Madala – A.SementaOpen10-0.5-0.05-0.20
Round 5X.LiN.Liu – F.YuClosed10-11.4-1.14-0.60
Round 6R.FanJ.Piekarek – A.SmirnovOpen10+19.1+1.91+3.00
Round 7R.FanV.Gromova – T.PonomarevaClosed10-10.1-1.01+0.40
Round 8R.FanV.Aronov – A.ZobuOpen10-3.1-0.31+0.10
Round 9R.FanJ.Shou – D.ShenOpen10-11.0-1.10-2.00
Round 10R.FanF.Gong – S.HuClosed10+13.7+1.37+0.30
Round 11R.FanF.Zimmermann – H.KondochOpen10+19.7+1.97+1.20
Round 12R.FanW.Stuart – G.VenkateshOpen10+8.7+0.87-0.20
Round 13R.FanT.Garvey – J.CarrollOpen10-26.9-2.69+1.50
Round 14R.FanG.Gross – E.MauberquezOpen10+21.6+2.16+3.90
Round 15R.FanH.Jiang – X.ZhouOpen10+8.8+0.88+1.70

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
+11.0Round 15SHANGHAI JIAHENG283♣x♠4-3+12
+10.2Round 10CHINESE TAIPEI LADIES56♠♦9=+0
+9.9Round 3SEAMON-MOLSON251Nx♠8+2+10
+9.1Round 14GROSS194♥x♣K-2+12
+8.9Round 11GERMANY JUNIORS123N♥3+2+1
+8.8Round 11GERMANY JUNIORS193♠♣J+2+9
+8.5Round 9ZHEJIANG ZHENGYUAN213N♦4-1+11
+8.4Round 12TEXAN ACES223N♥5+4+9
+8.2Round 3SEAMON-MOLSON283N♦6-2+12
+7.5Round 14GROSS203♣♦6+2+10
+7.2Round 14GROSS124♠x♠5-2+5
+6.5Round 12TEXAN ACES243N♥4=+11
+5.3Round 6GERMANY OPEN216♥♣A-1+11
+5.3Round 8POPOVA113N♥3-1+8
+5.2Round 10CHINESE TAIPEI LADIES94♥♠4=+8
+4.8Round 15SHANGHAI JIAHENG304♥♠10=-2
+4.7Round 7RUSSIA55♠x♥J-1+7
+4.6Round 11GERMANY JUNIORS143♣♠3=+15
+4.4Round 9ZHEJIANG ZHENGYUAN304♠x♣K-1+6
+4.4Round 15SHANGHAI JIAHENG256♠♥3-1+16
+3.7Round 10CHINESE TAIPEI LADIES43♣♦A-1+1
+3.4Round 4LAVAZZA15♦♥7-3+6
+3.4Round 14GROSS111♠♠J=-1
+3.3Round 6GERMANY OPEN243N♠K-2+6
+3.3Round 12TEXAN ACES291N♠7-1+5
+3.1Round 6GERMANY OPEN303♦♥7=-1
+3.1Round 11GERMANY JUNIORS132♥♦2+2+2
+3.1Round 12TEXAN ACES274♥♣6+1-5
+2.9Round 5SHANGHAI KEJU172♠♦2=+6
+2.9Round 6GERMANY OPEN264♠♥Q+2+6
+2.9Round 11GERMANY JUNIORS154♠♣A-1-2
+2.7Round 3SEAMON-MOLSON273N♠J-1+5
+2.7Round 4LAVAZZA51N♠10-2+0
+2.6Round 6GERMANY OPEN253♥♦8-1+6
+2.6Round 8POPOVA204♠♥K=+0
+2.6Round 10CHINESE TAIPEI LADIES83N♦10-1-1
+2.6Round 15SHANGHAI JIAHENG262♠♣10+2+1
+2.4Round 8POPOVA182♠♦6-1+4
+2.3Round 5SHANGHAI KEJU184♠♣A-1+5
+2.2Round 4LAVAZZA64♣♠Q-2+11
+2.2Round 6GERMANY OPEN274♥♦K-2+6
+2.2Round 14GROSS144♠♣10+2+14
+1.9Round 7RUSSIA74♠♥3-1+6
+1.8Round 10CHINESE TAIPEI LADIES12♥♠5-1-1
+1.6Round 11GERMANY JUNIORS184♣♠4-1+4
+1.4Round 3SEAMON-MOLSON233N♦J+1-1
+1.3Round 12TEXAN ACES304♥♦A-1+5
+1.2Round 10CHINESE TAIPEI LADIES32♠♣6+2+1
+1.2Round 13JACKSON14♠♣4=+0
+1.1Round 8POPOVA162♠♥A+1+0
+1.1Round 9ZHEJIANG ZHENGYUAN231N♠Q+2+1
+1.0Round 5SHANGHAI KEJU142♠♦9=+0
+1.0Round 7RUSSIA14♠♣8+1+0
+1.0Round 15SHANGHAI JIAHENG294♠♣A=+0
+0.9Round 8POPOVA152♥♦6=-1
+0.9Round 9ZHEJIANG ZHENGYUAN244♥♦4=-5
+0.8Round 3SEAMON-MOLSON243♣♦A-2+1
+0.6Round 5SHANGHAI KEJU153N♠J+4+10
+0.6Round 5SHANGHAI KEJU204♠♣K=-1
+0.6Round 6GERMANY OPEN232♥♥3=+1
+0.4Round 13JACKSON74♥♠8=-1
+0.2Round 7RUSSIA44♥♥5=+1
+0.2Round 10CHINESE TAIPEI LADIES71N♦7=+9
+0.2Round 15SHANGHAI JIAHENG224♠♠2+1+5
+0.1Round 4LAVAZZA23N♣9+1+0
-0.0Round 6GERMANY OPEN222♣♦6-2-5
-0.0Round 6GERMANY OPEN283N♠2+2+0
+0.0Round 7RUSSIA32♠♣5-2+9
+0.0Round 13JACKSON93N♥5+2+0
-0.1Round 11GERMANY JUNIORS203N♠5+3-13
-0.5Round 3SEAMON-MOLSON212♠♦3+1+0
-0.5Round 12TEXAN ACES233N♠K-1-6
-0.5Round 14GROSS171N♠3+1+0
-0.6Round 14GROSS134♠♣K+2+6
-0.7Round 3SEAMON-MOLSON224N♦5=+5
-0.7Round 15SHANGHAI JIAHENG243Nx♥2-1-5
-0.8Round 4LAVAZZA10Pass-3
-0.8Round 12TEXAN ACES253N♥5+2-6
-0.8Round 13JACKSON34♠♥A+1+0
-0.9Round 6GERMANY OPEN292♦♦8+1+0
-0.9Round 7RUSSIA64♥♥3+1+0
-0.9Round 8POPOVA134♠♦7+2-7
-1.0Round 7RUSSIA21N♠10=+1
-1.0Round 10CHINESE TAIPEI LADIES102♠♣5+1-1
-1.1Round 8POPOVA142♥♣Q=+0
-1.1Round 14GROSS182♥♦6+3-6
-1.2Round 4LAVAZZA83♦♣Q-1-3
-1.2Round 5SHANGHAI KEJU113♣♣K-2-5
-1.3Round 4LAVAZZA92♠♣8-1-4
-1.4Round 4LAVAZZA73♣♣3+2+0
-1.4Round 10CHINESE TAIPEI LADIES64♠♣A+1-1
-1.5Round 4LAVAZZA33N♦2+1+1
-1.5Round 8POPOVA173N♥9+1+5
-1.5Round 9ZHEJIANG ZHENGYUAN272♣♠J-2+1
-1.5Round 13JACKSON54N♠5+2+12
-1.5Round 13JACKSON83N♣2+3+14
-1.7Round 7RUSSIA102♥♣Q+2-1
-2.1Round 15SHANGHAI JIAHENG272♥♣2+1+0
-2.3Round 9ZHEJIANG ZHENGYUAN253N♠10-1-6
-2.4Round 14GROSS164♠♣3=+0
-2.5Round 5SHANGHAI KEJU194♣♦5=-1
-2.5Round 9ZHEJIANG ZHENGYUAN222♠♦6+2-6
-2.6Round 11GERMANY JUNIORS113N♥Q=+1
-2.7Round 4LAVAZZA43♦♣Q+2-10
-2.8Round 11GERMANY JUNIORS173♠♣Q-2-5
-3.1Round 9ZHEJIANG ZHENGYUAN264♠♠4-1-6
-3.1Round 12TEXAN ACES283♠♠6=-7
-3.2Round 12TEXAN ACES263♥♣A=+0
-3.2Round 14GROSS153♦♦J+1-1
-3.7Round 3SEAMON-MOLSON265♦x♣K-1-3
-3.9Round 3SEAMON-MOLSON303N♦K+1+5
-3.9Round 8POPOVA192N♠J+1-2
-4.1Round 13JACKSON24♥♦7+1+0
-4.3Round 5SHANGHAI KEJU161Nx♠3-2-4
-4.4Round 15SHANGHAI JIAHENG212♣♣Q-1-5
-4.5Round 5SHANGHAI KEJU122♥♦A-3-5
-4.7Round 9ZHEJIANG ZHENGYUAN291N♥5=-5
-4.7Round 11GERMANY JUNIORS164♠♦9+1+0
-5.5Round 13JACKSON63N♥6+1+11
-5.6Round 7RUSSIA93♥♣6+3-13
-6.3Round 5SHANGHAI KEJU133N♠2-1-11
-6.3Round 12TEXAN ACES214♥♣2=-8
-6.9Round 13JACKSON103Nx♥9-1-8
-7.9Round 3SEAMON-MOLSON293♦♠2+2-11
-8.0Round 8POPOVA123N♦4=-6
-8.0Round 15SHANGHAI JIAHENG232♦♣4-3-5
-8.2Round 13JACKSON44♠♦8-1-13
-8.7Round 7RUSSIA85♦x♣2=-6
-8.8Round 10CHINESE TAIPEI LADIES26♦xx♠2-1-12
-11.8Round 9ZHEJIANG ZHENGYUAN286♦♠K=-11