ZHANG Yifan · SHANGHAI YOUTH 1

612rank
-41.5Butler · 100 bds
-0.41per board
±4.1swing
-0.10vs par /bd · #377/672
-0.52adjusted /bd
Butler per round: -0.4 -1.1 -4.6 -18.6 11.8 -11.4 5 -14.5 -2.3 -5.4by round

vs par split: bidding -0.23 · play +0.34

Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted -0.52/bd

Card play — on target: opening leads 75.0% #490 of 671 · declarer play 66.7% #572 of 671 · defence 75.7% #600 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·75.0% (20)
Declarer play·66.7% (15)
Defence·75.7% (37)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 60.0% (5) · ♦ 75.0% (4) · ♣ 83.3% (6)

vs par by strain: a suit +0.11 (73)

vs par by level: part-score -1.14 (36) · game -0.29 (31) · slam +9.67 (6)

By role: declaring +0.39/bd (-1.31 vs par · 49) · defending -1.19/bd (+1.06 vs par · 51)

By vulnerability: vulnerable -0.68/bd (-0.62 vs par · 55) · not vulnerable -0.10/bd (+0.53 vs par · 45)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 4Y.ZhangT.Sadek – A.HusseinOpen10-0.4-0.04-0.40
Round 5Y.ZhangW.Zhou – Y.HuoOpen10-1.1-0.11+0.40
Round 6Y.ZhangH.Wang – P.LiOpen10-4.6-0.46+0.70
Round 7Y.ZhangM.Zhou – M.ShengOpen10-18.6-1.86-0.90
Round 8Y.ZhangG.Wang – J.HuOpen10+11.8+1.18+0.90
Round 9Y.ZhangM.Dix – M.Parnis-EnglandClosed10-11.4-1.14-1.50
Round 10Y.ZhuC.Wang – J.ZhuOpen10+5.0+0.50-1.40
Round 11Y.ZhuT.Walsh – P.GoodmanOpen10-14.5-1.45-1.20
Round 12Y.ZhuW.Amornmeswarintara – P.JariyanantanetrOpen10-2.3-0.23+0.00
Round 13Y.ZhangF.Damayanti – RIANTINI -Closed10-5.4-0.54+2.40

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
+9.2Round 9SECOND CHANCE244♥♥10-1+12
+8.0Round 8XINJIANG123N♣10=+6
+7.7Round 13INDONESIA LADIES87♠♠6-2+17
+7.4Round 12THAILAND/CBLT276♥♠A-1+12
+6.7Round 4HUSSEIN-CHAGAS64♠♣10-1+13
+6.3Round 10PEKING UNIVERSITY102♦x♠J=+7
+5.3Round 6HEILONGJIANG YAXUAN216♥♣A-1+11
+5.0Round 10PEKING UNIVERSITY73♦♠K=+12
+4.7Round 11DELANEY163N♦4+2+0
+4.5Round 13INDONESIA LADIES66♠♦4-1+14
+4.3Round 9SECOND CHANCE214♠♣A=+5
+4.0Round 12THAILAND/CBLT241♥♦A=-2
+3.9Round 8XINJIANG113N♦J=+3
+3.7Round 10PEKING UNIVERSITY41N♠7=+0
+3.4Round 5SCTT192♠♠5=+5
+3.2Round 12THAILAND/CBLT262♠♣A+1+0
+3.1Round 4HUSSEIN-CHAGAS102N♥2+1+1
+2.9Round 5SCTT173♦♠6-2+5
+2.5Round 8XINJIANG182♠♦Q+1+1
+2.5Round 9SECOND CHANCE222♠♦6+2+6
+2.3Round 5SCTT161N♠5-1+3
+2.3Round 5SCTT184♠♣3-1+5
+2.2Round 4HUSSEIN-CHAGAS15♦♥5-2+5
+2.0Round 11DELANEY145♦♣5=-14
+2.0Round 11DELANEY183♠♥6-1+0
+1.8Round 8XINJIANG134♠♦7+1+8
+1.7Round 11DELANEY153♠♠2=+6
+1.6Round 12THAILAND/CBLT292♥♠A=+0
+1.5Round 8XINJIANG173N♥9+1-5
+1.3Round 13INDONESIA LADIES73N♦A+2+0
+1.2Round 11DELANEY194♠♣J+1+1
+1.2Round 13INDONESIA LADIES14♠♣6=+0
+1.1Round 6HEILONGJIANG YAXUAN264♠♥Q=+5
+1.1Round 8XINJIANG142♥♠3=+0
+1.0Round 5SCTT143♦♣7=+0
+1.0Round 7SHNT CLUB14♠♠2+1+0
+0.8Round 7SHNT CLUB94♥♥7+2-11
+0.8Round 12THAILAND/CBLT253N♦A+2+6
+0.7Round 9SECOND CHANCE231N♠Q=+1
+0.6Round 5SCTT204♠♥5=-1
+0.6Round 6HEILONGJIANG YAXUAN232♠♦5=+1
+0.6Round 10PEKING UNIVERSITY1Pass-2
+0.6Round 13INDONESIA LADIES55♦♣K=+13
+0.5Round 9SECOND CHANCE294♠♦7-1+0
+0.5Round 12THAILAND/CBLT233N♠A-1+6
+0.4Round 9SECOND CHANCE285♦♠A+1-5
+0.4Round 10PEKING UNIVERSITY31N♠6-3+0
+0.3Round 5SCTT122♦♠7-1+1
+0.2Round 6HEILONGJIANG YAXUAN274♥♦K-1+5
+0.2Round 10PEKING UNIVERSITY83♥♣A-1-4
-0.0Round 6HEILONGJIANG YAXUAN283N♥10+2+0
+0.0Round 7SHNT CLUB31N♣A-2+9
+0.0Round 13INDONESIA LADIES94♠♦4+1+0
-0.1Round 8XINJIANG163♥♣K-1+1
-0.3Round 10PEKING UNIVERSITY54♠♦9+2-11
-0.6Round 4HUSSEIN-CHAGAS33N♠10=+2
-0.7Round 7SHNT CLUB102♥♣Q+1+0
-0.8Round 4HUSSEIN-CHAGAS73♣♦Q+1+0
-0.8Round 7SHNT CLUB44♥♠9+1+0
-0.8Round 12THAILAND/CBLT224♣♥A=+0
-0.8Round 13INDONESIA LADIES33N♦10+2+0
-0.9Round 4HUSSEIN-CHAGAS23N♣6+2-1
-0.9Round 7SHNT CLUB64♥♥6+1+0
-1.2Round 4HUSSEIN-CHAGAS84♦♣Q-1-3
-1.2Round 5SCTT113♣♠9-2-5
-1.2Round 11DELANEY132♥♠5=-1
-1.3Round 12THAILAND/CBLT304♥♦A-1-5
-1.4Round 6HEILONGJIANG YAXUAN291N♣K=-1
-1.4Round 10PEKING UNIVERSITY64♠♣A+1-1
-1.6Round 7SHNT CLUB85♠♦A-2+5
-1.9Round 6HEILONGJIANG YAXUAN222♠♦K+2-7
-1.9Round 8XINJIANG151N♣5+2+0
-2.1Round 6HEILONGJIANG YAXUAN303N♠2-2-6
-2.1Round 10PEKING UNIVERSITY23♦♥K+2-6
-2.4Round 8XINJIANG192♠♦A=-5
-2.4Round 11DELANEY172♠♣Q=+0
-2.6Round 8XINJIANG204♠♥K=+0
-2.7Round 4HUSSEIN-CHAGAS43♦♣Q+2-10
-2.9Round 4HUSSEIN-CHAGAS52♥♥2=-5
-3.1Round 6HEILONGJIANG YAXUAN241N♠K+2-1
-3.3Round 4HUSSEIN-CHAGAS91N♠4+1-6
-3.3Round 6HEILONGJIANG YAXUAN252♥♣A+1+0
-3.3Round 11DELANEY113♦♠J+2-7
-3.6Round 7SHNT CLUB24♠♠A-2-2
-3.8Round 7SHNT CLUB73♠♥4=+0
-4.1Round 13INDONESIA LADIES24♥♦5+1+0
-4.4Round 9SECOND CHANCE304♠x♣K-1-6
-4.8Round 13INDONESIA LADIES103♣♥K-1-6
-5.2Round 9SECOND CHANCE272♦x♥A=-8
-6.0Round 12THAILAND/CBLT213♠♦A=-6
-6.3Round 5SCTT133♣♠2-1-11
-6.4Round 5SCTT156♦♣5=+2
-7.4Round 10PEKING UNIVERSITY94♥♠2-1-9
-8.0Round 11DELANEY123N♥3=+1
-9.0Round 7SHNT CLUB55♠x♥J=-10
-9.0Round 9SECOND CHANCE253N♥3=-10
-10.4Round 9SECOND CHANCE263N♦7=-10
-11.0Round 13INDONESIA LADIES43N♥4-3-14
-11.2Round 11DELANEY206♣♠8=+2
-11.7Round 12THAILAND/CBLT284♠x♠5+1-11