QIAN Jinsong · ZHEJIANG ZHENGYUAN

5rank
+95.4Butler · 70 bds
+1.36per board
±3.8swing
+1.81vs par /bd · #3/672
+1.37adjusted /bd
Butler per round: 0.3 5.3 4.8 14.8 24.8 15.2 30.2by round

vs par split: bidding +1.36 · play +1.00

Strength of schedule: opponents averaged +0.01/bd (an average draw) → opponent-adjusted +1.37/bd

Card play — on target: opening leads 66.7% #603 of 671 · declarer play 63.6% #596 of 671 · defence 95.2% #26 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·66.7% (6)
Declarer play·63.6% (11)
Defence·95.2% (21)

Opening leads by suit led: ♠ 100.0% (1) · ♥ 0.0% (1) · ♦ 100.0% (1) · ♣ 66.7% (3)

vs par by strain: a suit +2.36 (44)

vs par by level: part-score +2.46 (13) · game +1.19 (27) · slam +10.00 (4)

By role: declaring +1.85/bd (-0.17 vs par · 35) · defending +0.87/bd (+3.80 vs par · 35)

By vulnerability: vulnerable +2.15/bd (+1.46 vs par · 39) · not vulnerable +0.37/bd (+2.26 vs par · 31)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3Z.LuX.Zhang – Z.HuClosed10+0.3+0.03+1.90
Round 10D.ShenB.Vriend – C.ArnoldsOpen10+5.3+0.53+1.80
Round 11D.ShenJ.Peng – Z.ZhangClosed10+4.8+0.48+0.20
Round 12D.ShenJ.Morse – M.HoodaClosed10+14.8+1.48+0.30
Round 13Z.LuY.Huang – X.WeiClosed10+24.8+2.48+5.50
Round 14Z.LuY.Xue – X.ZhouOpen10+15.2+1.52-1.20
Round 15Z.LuJ.Ai – Q.ChengOpen10+30.2+3.02+4.20

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
+12.2Round 15YANG JING262♣x♣2-3+12
+10.4Round 13SHANGHAI JIANQIAO56♦♠9-1+16
+9.8Round 13SHANGHAI JIANQIAO94♥x♠Q-5+10
+8.0Round 11ZUOMEICHENG123N♥3=-1
+7.7Round 13SHANGHAI JIANQIAO87♠♠2-2+17
+7.7Round 14SHANGHAI JIAHENG146♠♥9=-10
+7.4Round 11ZUOMEICHENG185♣x♠K-2+9
+6.5Round 12COMPTON223N♥K=+6
+5.9Round 15YANG JING214♠♣Q=+7
+5.6Round 15YANG JING256♠♥3-2+17
+4.3Round 15YANG JING303N♠3=-3
+3.7Round 3ANHUI265♣♦A=+7
+3.7Round 14SHANGHAI JIAHENG204♠♦6+1+1
+3.6Round 13SHANGHAI JIANQIAO44♠♠J=-1
+3.5Round 12COMPTON292♠♥Q=+5
+3.4Round 12COMPTON242N♥4+4+9
+3.2Round 10DUTCH LADIES24♥♥6-1+7
+3.1Round 12COMPTON274♥♦Q+1-5
+3.0Round 3ANHUI293N♠6+3+1
+2.9Round 11ZUOMEICHENG154♠♥A-1-2
+2.7Round 3ANHUI273N♠Q-1+5
+2.7Round 15YANG JING274♥♦7-1+5
+2.4Round 10DUTCH LADIES11N♦A-2+5
+2.4Round 11ZUOMEICHENG172♥♣A=+0
+2.4Round 14SHANGHAI JIAHENG153♦♠3=+0
+2.4Round 14SHANGHAI JIAHENG164♠♦J=+0
+2.3Round 3ANHUI234♠♥K+1+0
+2.3Round 10DUTCH LADIES83♠♦A=+6
+2.3Round 12COMPTON263♥♣A-1+6
+2.3Round 14SHANGHAI JIAHENG171N♥4+3+2
+2.2Round 13SHANGHAI JIANQIAO14♠♥Q+1+1
+2.1Round 14SHANGHAI JIAHENG183♥♣A+1+6
+1.4Round 10DUTCH LADIES64♠♣A+1+1
+1.3Round 12COMPTON304♥♦K-1+5
+1.2Round 10DUTCH LADIES54♠♥7+1+11
+1.2Round 12COMPTON253N♣2=-5
+1.2Round 15YANG JING231N♥2-1+5
+1.0Round 10DUTCH LADIES42♠♥2-1+5
+1.0Round 15YANG JING294♠♣K=+0
+0.6Round 14SHANGHAI JIAHENG134♠♣K+2-6
+0.4Round 13SHANGHAI JIANQIAO74♥♠8=-1
+0.4Round 14SHANGHAI JIAHENG191N♠J=-5
+0.3Round 12COMPTON285♦x♠A-2-4
+0.3Round 13SHANGHAI JIANQIAO102N♠Q+1+1
+0.2Round 15YANG JING224♠♠2+1+5
+0.0Round 3ANHUI252♦♠7=+0
+0.0Round 10DUTCH LADIES102♠♣5=+0
-0.1Round 11ZUOMEICHENG203N♠5+3-13
-0.2Round 10DUTCH LADIES71N♦9=-9
-0.5Round 3ANHUI242N♣10+1+0
-0.5Round 12COMPTON233N♠A-1-6
-0.6Round 3ANHUI211N♥9+2+0
-0.7Round 3ANHUI223N♠2+1+5
-0.7Round 15YANG JING242N♠5-2-5
-0.8Round 13SHANGHAI JIANQIAO33N♥7+2+0
-1.2Round 11ZUOMEICHENG194♠♣J+1-1
-2.2Round 15YANG JING281N♣5=-1
-2.6Round 11ZUOMEICHENG113N♥2=+1
-2.6Round 14SHANGHAI JIAHENG121N♠4=+0
-2.9Round 10DUTCH LADIES32♥♥7+4-3
-3.1Round 10DUTCH LADIES95♦x♥9-3-5
-3.3Round 3ANHUI303N♣9=+6
-3.3Round 13SHANGHAI JIANQIAO24♥♠2=+1
-3.5Round 11ZUOMEICHENG143N♠4+2+14
-3.8Round 11ZUOMEICHENG132♥♦2-1-5
-3.8Round 14SHANGHAI JIAHENG113♥♦6-2+0
-4.7Round 11ZUOMEICHENG164♠♣9+1+0
-5.5Round 13SHANGHAI JIANQIAO63N♥6+1+11
-6.3Round 3ANHUI284♥♦5=-5
-6.3Round 12COMPTON214♥♥3=-8