ZHOU Yi · SYNREY RDFZ

35rank
-87.2Butler · 112 bds
-0.78per board
±4.9swing
-1.73vs par /bd · #21/21
-0.38adjusted /bd
Butler per round: 21.8 21.8 21.8 -53.9 -53.9 -53.9 -55.1 -55.1by round

vs par split: bidding -1.40 · play -0.33

Strength of schedule: opponents averaged +0.40/bd (a tough draw) → opponent-adjusted -0.38/bd

Card play — on target: opening leads 66.7% #17 of 21 · declarer play 72.4% #15 of 21 · defence 83.7% #14 of 21

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (4)64.7% (17)
Declarer play75.0% (8)71.4% (21)
Defence85.7% (7)83.3% (42)

Opening leads by suit led: ♠ 100.0% (4) · ♥ 62.5% (8) · ♦ 50.0% (4) · ♣ 60.0% (5)

vs par by strain: NT -1.71 (24) · a suit -1.74 (88)

vs par by level: part-score +0.41 (37) · game -2.24 (67) · slam -7.38 (8)

By role: declaring -0.22/bd (-2.87 vs par · 63) · defending -1.50/bd (-0.27 vs par · 49)

By vulnerability: vulnerable -1.17/bd (-2.57 vs par · 56) · not vulnerable -0.39/bd (-0.89 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalY.YinM.Myllaeri – I.VanniOpen14+1.3+0.09+0.57
QuarterfinalY.YinM.Myllaeri – I.VanniOpen14-4.7-0.34+0.50
QuarterfinalY.YinM.Myllaeri – I.VanniOpen14+25.2+1.80-3.43
SemifinalY.YinZ.Grossack – A.GrossackClosed14-0.5-0.04+0.07
SemifinalN.SiK.Rosenberg – A.TebhaOpen14+6.7+0.48-2.29
SemifinalY.YinZ.Grossack – A.GrossackClosed14-60.1-4.29-2.43
FinalB.XiongC.Bakke – S.ShahOpen14-48.5-3.46-5.29
FinalY.YinG.Minutti – M.CrusizioClosed14-6.6-0.47-1.57

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
+12.3Semifinal🇺🇸 USA264♠♣A-2-10
+10.4Quarterfinal🇫🇮 FINLAND534♥♣6-2+11
+9.9Quarterfinal🇫🇮 FINLAND273♠x♠10=+6
+9.6Quarterfinal🇫🇮 FINLAND493NT♥2-1+10
+9.4Quarterfinal🇫🇮 FINLAND484♥♠2+1+0
+7.1Quarterfinal🇫🇮 FINLAND523NT♠K-1+2
+6.9Quarterfinal🇫🇮 FINLAND466♠♦A+1-13
+6.4Quarterfinal🇫🇮 FINLAND173NT♠K-1+5
+5.3Quarterfinal🇫🇮 FINLAND546♥♥4=-13
+5.0Semifinal🇺🇸 USA85♥x♥2-2+5
+4.7Quarterfinal🇫🇮 FINLAND291NT♥5=+5
+4.3Semifinal🇺🇸 USA234♥♣3+2+12
+4.3Semifinal🇺🇸 USA275♥x♠A-1-5
+4.1Quarterfinal🇫🇮 FINLAND353NT♠5+1+1
+4.0FinalVILLA FABBRICHE44♥♠3=+3
+3.7FinalVILLA FABBRICHE456♥♠2=+0
+3.4Quarterfinal🇫🇮 FINLAND304♠♣J=+0
+3.3Semifinal🇺🇸 USA133♥♠7=+12
+3.3FinalVILLA FABBRICHE114♥♦Q+1-11
+3.0Quarterfinal🇫🇮 FINLAND183♥♦2+1+1
+3.0FinalVILLA FABBRICHE565♦♠K-1+10
+2.7Semifinal🇺🇸 USA13♠♣A-1+4
+2.7FinalVILLA FABBRICHE533♣♠2-1+12
+2.6Quarterfinal🇫🇮 FINLAND392NT♦3+2+7
+2.4Quarterfinal🇫🇮 FINLAND284♥♠4+2+1
+2.4Quarterfinal🇫🇮 FINLAND423NT♥9-2+6
+2.3Semifinal🇺🇸 USA112♦♥2+1+5
+2.0Quarterfinal🇫🇮 FINLAND334♠♥K+1+0
+2.0Quarterfinal🇫🇮 FINLAND414♠x♣K-1+2
+2.0FinalVILLA FABBRICHE432♠♥K+1+0
+1.9Quarterfinal🇫🇮 FINLAND206♠♥2=+0
+1.7Quarterfinal🇫🇮 FINLAND373♥x♦A-2+8
+1.7Semifinal🇺🇸 USA62♥♦6-2+0
+1.7Semifinal🇺🇸 USA142♠x♠5-2-4
+1.4Quarterfinal🇫🇮 FINLAND471NT♠4=+0
+1.3Semifinal🇺🇸 USA74♠♥2=+1
+1.3Semifinal🇺🇸 USA213♠♦A=+7
+1.3Semifinal🇺🇸 USA553♠♥2-2+5
+1.3FinalVILLA FABBRICHE513NT♠3+3-12
+0.7Semifinal🇺🇸 USA535♦x♦6-2+5
+0.7FinalVILLA FABBRICHE475♦x♠9-2+5
+0.6Quarterfinal🇫🇮 FINLAND164♥♣7+1+1
+0.3Semifinal🇺🇸 USA43NT♣3+2+0
+0.3Semifinal🇺🇸 USA96NT♣7+1-11
+0.3Semifinal🇺🇸 USA155♣♦5=-3
+0.3Semifinal🇺🇸 USA175♠♥J+1+11
+0.3Semifinal🇺🇸 USA184♥♦J+2-11
+0.3FinalVILLA FABBRICHE102♥♥6-1+5
+0.3FinalVILLA FABBRICHE443NT♥10+3-10
+0.3FinalVILLA FABBRICHE523NT♥5+2+0
+0.0Quarterfinal🇫🇮 FINLAND384♥♦A=+3
+0.0Quarterfinal🇫🇮 FINLAND404♥♦6+1+0
+0.0Semifinal🇺🇸 USA54♠♣7+1-1
-0.0Semifinal🇺🇸 USA244♥♦6+1-10
-0.0Semifinal🇺🇸 USA284♥♠10=+0
-0.0FinalVILLA FABBRICHE72♣♦K=-5
-0.3Semifinal🇺🇸 USA434♥♥2=+1
-0.3Semifinal🇺🇸 USA484♠♥2+1+0
-0.3FinalVILLA FABBRICHE124♠♣3+1+0
-0.3FinalVILLA FABBRICHE465♦♥10=-2
-0.7Semifinal🇺🇸 USA163♥♦A-1-2
-0.7Semifinal🇺🇸 USA253NT♦Q-5-9
-0.7FinalVILLA FABBRICHE63NT♥3+2+0
-0.9Quarterfinal🇫🇮 FINLAND212♠♣A+1+0
-1.0Quarterfinal🇫🇮 FINLAND253♥♠A-3+10
-1.0Quarterfinal🇫🇮 FINLAND433♠♣A-1-2
-1.0Quarterfinal🇫🇮 FINLAND444♥♠2+2-11
-1.0Semifinal🇺🇸 USA204♠♥A+1-11
-1.6Quarterfinal🇫🇮 FINLAND554♥♠J+1+0
-1.7Semifinal🇺🇸 USA33♥♥5-1+2
-1.7Semifinal🇺🇸 USA103♣♦K=+1
-1.7FinalVILLA FABBRICHE542♥♣5=-6
-1.9Quarterfinal🇫🇮 FINLAND503♥♦2+1-6
-2.0Semifinal🇺🇸 USA494♥♣A=+1
-2.3Semifinal🇺🇸 USA524♣♠Q-1-4
-2.4Quarterfinal🇫🇮 FINLAND263♥♠6-1-6
-2.6Quarterfinal🇫🇮 FINLAND195♦♠A-1-3
-2.7Quarterfinal🇫🇮 FINLAND153NT♦9=-7
-2.7FinalVILLA FABBRICHE83♦♣K+2-13
-3.0Quarterfinal🇫🇮 FINLAND222♠♣2+2-7
-3.0Semifinal🇺🇸 USA512NT♣10-1+5
-3.0FinalVILLA FABBRICHE93NT♠2-1+1
-3.1Quarterfinal🇫🇮 FINLAND364♠♣J+1+0
-3.3FinalVILLA FABBRICHE503♣♣Q-1+1
-3.4Quarterfinal🇫🇮 FINLAND454♥♣4+1+0
-3.7FinalVILLA FABBRICHE494♥♥2+2-1
-4.0Semifinal🇺🇸 USA124♠♣K+1-1
-4.0Semifinal🇺🇸 USA503♠♣Q+3-13
-4.0Semifinal🇺🇸 USA565♦x♦Q-3-4
-4.0FinalVILLA FABBRICHE15♦x♥2-3-8
-4.3Semifinal🇺🇸 USA474♦♥3=-1
-4.7Quarterfinal🇫🇮 FINLAND241NT♥8+1+7
-5.3Quarterfinal🇫🇮 FINLAND312♠♥3-1-8
-5.3FinalVILLA FABBRICHE553NT♣A-1-10
-5.6Quarterfinal🇫🇮 FINLAND236♠♥Q=+0
-5.7FinalVILLA FABBRICHE23♣♥3=+1
-6.0Semifinal🇺🇸 USA443NT♦A-2-11
-6.3FinalVILLA FABBRICHE486♠♣A-2-9
-6.7Semifinal🇺🇸 USA194♠♦K=+0
-6.9Quarterfinal🇫🇮 FINLAND513NT♣Q-2-13
-7.1Quarterfinal🇫🇮 FINLAND344♥x♦A-2-5
-7.3Semifinal🇺🇸 USA223NT♥Q+1-1
-7.7FinalVILLA FABBRICHE143NT♥J-2-6
-8.3FinalVILLA FABBRICHE35♠♥K+2-17
-9.1Quarterfinal🇫🇮 FINLAND566♠♣A-1-13
-9.7FinalVILLA FABBRICHE54♥♣A=-10
-10.3Semifinal🇺🇸 USA454♥♦2=+0
-11.7Semifinal🇺🇸 USA23♦x♣2-3-12
-12.1Quarterfinal🇫🇮 FINLAND325♣♥2-1-12
-12.3Semifinal🇺🇸 USA544♥♣2=-9
-13.3Semifinal🇺🇸 USA464♠x♥9=-9
-14.0FinalVILLA FABBRICHE135♦x♠K-3-14