SHEN Siyuan · LU DONG

4rank
+66.4Butler · 70 bds
+0.95per board
±4.8swing
+0.03vs par /bd · #25/33
+0.63adjusted /bd
Butler per round: 46.7 46.7 15.3 15.3 4.4by round

vs par split: bidding -0.93 · play +0.96

Strength of schedule: opponents averaged -0.31/bd (an easy draw) → opponent-adjusted +0.63/bd

Card play — on target: opening leads 62.5% #32 of 32 · declarer play 78.6% #14 of 33 · defence 87.5% #17 of 33

Card play by contract type — on target
vs NTvs a suit
Opening leads42.9% (7)77.8% (9)
Declarer play100.0% (2)75.0% (12)
Defence92.3% (13)84.2% (19)

Opening leads by suit led: ♠ 85.7% (7) · ♥ 33.3% (3) · ♦ 100.0% (2) · ♣ 25.0% (4)

vs par by strain: NT +1.04 (25) · a suit -0.53 (45)

vs par by level: part-score +0.86 (22) · game -0.60 (47) · slam +11.00 (1)

By role: declaring +0.42/bd (-3.13 vs par · 38) · defending +1.57/bd (+3.78 vs par · 32)

By vulnerability: vulnerable +0.44/bd (+0.06 vs par · 35) · not vulnerable +1.46/bd (+0.00 vs par · 35)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32L.GanA.Silvasanu – R.TanaseOpen14-2.5-0.18-2.50
Round of 32Y.WangJ.Reining – P.CholakovClosed14+49.2+3.51+1.14
Round of 16Y.WangJ.Wojcieszek – M.WojcikOpen14+10.0+0.71+1.50
Round of 16Y.WangR.Marks – D.OgloblinOpen14+5.3+0.38-0.71
QuarterfinalY.WangB.Drijver – C.MadsenClosed14+4.4+0.31+0.71

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
+13.0QuarterfinalGOOD SIX155♦♣K-2+12
+11.6Round of 321R5W183NT♦3-3+12
+11.3Round of 321R5W274♥♠K=+13
+10.4QuarterfinalGOOD SIX284♥♠5-2+13
+10.0Round of 321R5W223♠♠8+1+10
+9.0QuarterfinalGOOD SIX261NTx♦Q-2+9
+8.8Round of 16POLAND144♥♠A-1+11
+7.7Round of 321R5W204♥♣A+1-12
+6.7Round of 16POLAND34♠♥Q=+0
+5.7Round of 16POLAND174♠♣7=+1
+5.7Round of 16POLAND223NT♠3-2+8
+5.5Round of 16POLAND156NT♦Q-1+11
+5.1Round of 321R5W264♥♣K-3+5
+4.7Round of 321R5W173♠♠8=+7
+4.6Round of 16POLAND234♦♦9=+0
+3.3Round of 321R5W42♥♣2-3+5
+2.8Round of 16POLAND123♠♣J=+7
+2.7QuarterfinalGOOD SIX225♦♠K=+0
+2.6Round of 321R5W52♠♥A=+1
+2.6Round of 321R5W233NT♥6+2+4
+2.4Round of 321R5W253NT♥K+2+1
+2.3Round of 16POLAND274♠♥Q-2+1
+2.3QuarterfinalGOOD SIX252♠♦8-1+1
+2.1Round of 16POLAND73NT♠J-1+16
+1.8Round of 16POLAND133♠♥A=-10
+1.6Round of 321R5W283NT♣4-1+4
+1.4Round of 321R5W73♥♣5=+0
+1.4Round of 16POLAND254♠♥K=+0
+1.3Round of 321R5W211NT♥2-1-2
+1.2Round of 16POLAND203♠♦8-1-1
+1.1Round of 16POLAND63NT♠J+2+1
+1.1Round of 16POLAND114♥♠K=-1
+1.0Round of 321R5W143NT♠8+2-11
+1.0QuarterfinalGOOD SIX204♥♦2+1+1
+0.9Round of 321R5W112♠♠5=-1
+0.7Round of 321R5W31NT♠10+2+7
+0.5Round of 321R5W13NT♠Q-2+0
+0.5Round of 16POLAND213NT♥5+3-13
+0.4Round of 16POLAND54NT♠Q=+11
+0.3Round of 321R5W24♠♠5-1-8
+0.3Round of 16POLAND104♠♥6+1+0
+0.3QuarterfinalGOOD SIX274♥♠3+1+0
-0.3Round of 321R5W63NT♥Q+1+14
-0.7Round of 321R5W93NT♠4+1-17
-0.7Round of 321R5W133NT♥5+1-1
-0.8Round of 321R5W164♠♦A=-3
-0.9Round of 16POLAND13NT♠4+2+11
-1.2Round of 16POLAND194♥♠Q=+1
-1.4QuarterfinalGOOD SIX182NT♣6+2+2
-1.4QuarterfinalGOOD SIX213NT♠Q+1-1
-1.5Round of 16POLAND22♠♦3=+0
-1.5Round of 16POLAND244♥♣2+1+0
-1.7Round of 321R5W125♦♣2=-14
-2.0Round of 16POLAND264♥♣Q-1+6
-2.1Round of 321R5W153NT♠3+1-12
-2.1Round of 321R5W194♠♦A-1-5
-2.2Round of 16POLAND163♣♠3=-6
-2.3QuarterfinalGOOD SIX163♠♥9=+7
-2.7Round of 16POLAND92♥♦10+3-6
-3.9Round of 16POLAND84♠♥6-1-10
-4.1Round of 321R5W243♠♣J+2-6
-4.3Round of 321R5W83NT♦8-1-10
-4.6QuarterfinalGOOD SIX243NT♠5=-6
-5.5Round of 321R5W102♠♥10-1+0
-5.7Round of 16POLAND284♥♣7-1-6
-6.1Round of 16POLAND44♥♠5=-9
-6.3QuarterfinalGOOD SIX173♣x♣10-3-5
-7.9QuarterfinalGOOD SIX234♠x♦10-1-12
-9.0Round of 16POLAND184NT♠K-1-12
-10.4QuarterfinalGOOD SIX194♠♣K=-11