ZHOU Shiwen · WUHAN

366rank
-0.1Butler · 150 bds
-0.00per board
±4.5swing
-0.42vs par /bd · #517/695
-0.31adjusted /bd
Butler per round: -0.1 -8.4 -24.5 15.5 7.2 8.5 0.3 -8.1 -13.8 -8.9 -11.9 6.7 -6 43.5 -0.1by round

vs par split: bidding -0.59 · play +0.26

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

Card play — on target: opening leads 77.1% #455 of 694 · declarer play 77.8% #250 of 694 · defence 85.5% #271 of 695

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (8)81.5% (27)
Declarer play75.0% (12)78.8% (33)
Defence92.9% (14)83.3% (48)

Opening leads by suit led: ♠ 75.0% (16) · ♥ 80.0% (10) · ♦ 100.0% (2) · ♣ 71.4% (7)

vs par by strain: NT -0.10 (40) · a suit -0.54 (110)

vs par by level: part-score -1.36 (55) · game +0.28 (89) · slam -2.17 (6)

By role: declaring -0.21/bd (-2.92 vs par · 88) · defending +0.29/bd (+3.13 vs par · 62)

By vulnerability: vulnerable -0.89/bd (-1.87 vs par · 75) · not vulnerable +0.88/bd (+1.03 vs par · 75)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1D.GanG.Tislevoll – J.SveindalOpen10-0.1-0.01-0.60
Round 2D.GanZ.Mahmood – R.WellandOpen10-8.4-0.84-1.30
Round 3D.GanA.Dossena – L.GentiliClosed10-24.5-2.45-2.50
Round 4D.GanA.Van Staveren – R.Van WeesClosed10+15.5+1.55+0.70
Round 5D.GanA.Jeleniewski – J.WachnowskiClosed10+7.2+0.72+0.00
Round 6D.GanH.Begas – E.Schippers-BosklopperOpen10+8.5+0.85+0.50
Round 7D.GanM.Buskens – G.Van WinkelOpen10+0.3+0.03+1.70
Round 8D.GanJ.Seamon-Molson – D.RosenbergOpen10-8.1-0.81-3.00
Round 9D.GanG.Creemers – B.MeerdinkClosed10-13.8-1.38-1.60
Round 10D.GanD.Swinkels – M.SeisenerOpen10-8.9-0.89+0.10
Round 11D.GanG.Failla – M.Di FrancoOpen10-11.9-1.19+2.30
Round 12D.GanS.Gole – R.RevankarClosed10+6.7+0.67-3.80
Round 13D.GanG.Bouwland – F.SlezakOpen10-6.0-0.60+0.30
Round 14D.GanE.Maes – C.Van Den BerghOpen10+43.5+4.35+2.00
Round 15D.GanM.Schoof – K.Van Leeuwen-KrappenOpen10-0.1-0.01-1.10

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
+14.1Round 14COMMERCION154♥x♠J-4+15
+12.9Round 15DE MEER284♠♦Q-2+13
+9.7Round 1CORNELL NZ NORWAY73NT♥2-1+12
+9.4Round 4WINKSYS14♠♥K+1+8
+9.4Round 12PUNE BLUES INDIA306♣♦A=+0
+9.0Round 5MPE154♠♠5+2+13
+8.0Round 8JOEL144♥♣J=+8
+8.0Round 12PUNE BLUES INDIA283NT♠10=+10
+7.9Round 14COMMERCION203NT♣2=+0
+7.7Round 14COMMERCION175♠♣J+1+14
+7.7Round 14COMMERCION184♥♠3-1+12
+6.8Round 9AARTS264♥♦5+1-13
+6.5Round 3ITALY CBC GENTILI273NT♠2=+6
+6.4Round 4WINKSYS55♥x♠K-2+3
+6.2Round 1CORNELL NZ NORWAY103♦♣Q-1+6
+6.1Round 12PUNE BLUES INDIA234♥♥4+1+1
+6.0Round 4WINKSYS24♥♣Q=+0
+6.0Round 7PRIO11286♠♥6=+0
+5.7Round 13SPORTIEF83NT♥J=+0
+5.5Round 14COMMERCION123NT♠8-2+8
+4.7Round 9AARTS214♦♠A-4+6
+4.7Round 13SPORTIEF32♥♠K-2+7
+4.6Round 6PEGASUS 2214♠♦9=+7
+3.9Round 2SMIRNOV194♠♥J-1+12
+3.9Round 6PEGASUS 2294♠♦J=-1
+3.9Round 10SWINKELS54♣♣5=+5
+3.8Round 2SMIRNOV155♣x♥7-1+6
+3.8Round 8JOEL203NT♣9+1+0
+3.6Round 7PRIO11292NT♥2+1+6
+3.5Round 5MPE195♣♥5-1+10
+3.4Round 1CORNELL NZ NORWAY33NT♦3+1+1
+3.1Round 10SWINKELS44♦♠K=+0
+2.9Round 11VILLA FABBRICHE141♥x♣K-1+8
+2.7Round 6PEGASUS 2281♠♦2+1+0
+2.3Round 3ITALY CBC GENTILI292♥♣J+2+1
+2.3Round 11VILLA FABBRICHE134♥♦3+1+0
+2.2Round 5MPE181NT♣6=+5
+2.2Round 6PEGASUS 2223NT♥10-1+10
+2.1Round 1CORNELL NZ NORWAY83♦♠A=-1
+1.8Round 6PEGASUS 2263♠♣3-1+0
+1.7Round 8JOEL123♠♥K+1-1
+1.6Round 9AARTS273NT♦Q=+3
+1.5Round 12PUNE BLUES INDIA264♦♣A=+0
+1.4Round 1CORNELL NZ NORWAY63♣♠4+2-10
+1.4Round 12PUNE BLUES INDIA222♥♥6-1-1
+1.3Round 4WINKSYS64♠♥A=-1
+1.3Round 4WINKSYS72♠♦3+2+2
+1.3Round 5MPE142♠♥A-2+0
+1.2Round 15DE MEER274♠♦Q=-1
+1.2Round 15DE MEER303NT♣2=-2
+1.1Round 1CORNELL NZ NORWAY53♥♣7-2+3
+1.1Round 6PEGASUS 2303♦♠9=+0
+1.1Round 14COMMERCION111NT♥4=+0
+1.1Round 14COMMERCION134♥♠Q+2-13
+1.0Round 2SMIRNOV183NT♠3-1+5
+1.0Round 11VILLA FABBRICHE204♠♣3+2+12
+0.6Round 7PRIO11213♠♣2+1+6
+0.6Round 9AARTS224♥♠Q=+1
+0.6Round 14COMMERCION143NT♦6+1-11
+0.5Round 7PRIO112104♥♣A+3+17
+0.5Round 12PUNE BLUES INDIA274♥♣5=-1
+0.4Round 4WINKSYS44♥♦J+1+1
+0.4Round 9AARTS242♠♥5-1+4
+0.4Round 11VILLA FABBRICHE153NT♦5+1+0
+0.3Round 13SPORTIEF13NT♦J+1-1
+0.2Round 7PRIO11223NT♥3+2+1
+0.2Round 10SWINKELS83♠♥3=+6
+0.2Round 13SPORTIEF62♥♦4+2-6
+0.1Round 14COMMERCION193NT♥7+2+0
+0.1Round 15DE MEER244♠♦A=-1
+0.0Round 2SMIRNOV123♠♠3-1+1
-0.0Round 10SWINKELS102♣♥7+2+0
-0.1Round 5MPE164♥♠7+2-1
-0.1Round 6PEGASUS 2273♣♠Q+1-7
-0.1Round 15DE MEER224♠♣10=+0
-0.2Round 15DE MEER264♠♣J=+0
-0.3Round 5MPE114♠♠10=+0
-0.5Round 7PRIO11252♥♠3+1+0
-0.5Round 8JOEL154♠♥3+1+0
-0.6Round 9AARTS284♥♣K+2+12
-0.6Round 13SPORTIEF22♥♦8+1-8
-0.6Round 15DE MEER252♠♦Q+2-10
-0.7Round 7PRIO11274♠♥K=+0
-0.7Round 10SWINKELS13NT♠3+2+0
-0.8Round 3ITALY CBC GENTILI243♣♥K-1+2
-0.8Round 4WINKSYS35♦x♣J-1+0
-0.8Round 10SWINKELS63NT♠10-4+0
-1.0Round 5MPE123NT♣6+1-1
-1.0Round 13SPORTIEF93NT♠9+3+12
-1.1Round 3ITALY CBC GENTILI254♠♦Q-1+1
-1.2Round 8JOEL172♠♥J-1-5
-1.2Round 12PUNE BLUES INDIA213NT♠K=-13
-1.3Round 3ITALY CBC GENTILI213NT♥K=+0
-1.4Round 2SMIRNOV165♠♣4-2+0
-1.5Round 7PRIO11233NT♠8+2-2
-1.5Round 8JOEL185♠♥K=+0
-1.5Round 10SWINKELS73♣♠2-2-2
-1.6Round 1CORNELL NZ NORWAY13♥♣A-2-5
-1.6Round 4WINKSYS84♦♦8-2+0
-1.6Round 10SWINKELS32♠♥J-1+0
-1.7Round 2SMIRNOV144♠♣7-2+0
-1.7Round 6PEGASUS 2234♥♦6+1+0
-1.7Round 13SPORTIEF41NT♠8-1+1
-1.8Round 2SMIRNOV133NT♥3+2-13
-1.8Round 11VILLA FABBRICHE123♦♥K=-7
-1.8Round 11VILLA FABBRICHE174♥♣4-1-4
-1.9Round 11VILLA FABBRICHE193NT♥10+3+11
-2.2Round 3ITALY CBC GENTILI305♦♣J-2+0
-2.3Round 5MPE173NT♦Q-1-4
-2.3Round 14COMMERCION165♥x♠K-2-5
-2.3Round 15DE MEER233♥♦Q-1+1
-2.4Round 5MPE134♠♠3+3-12
-2.4Round 13SPORTIEF72♠♠5+1+0
-2.4Round 15DE MEER215♥♣2=+0
-2.6Round 6PEGASUS 2252♥♠A=-5
-2.7Round 5MPE203♦♦6+1-10
-2.8Round 4WINKSYS94♥♦A-1-6
-3.0Round 12PUNE BLUES INDIA253♦♦4+1-7
-3.1Round 2SMIRNOV205♦♠A-4-14
-3.3Round 13SPORTIEF53NT♠J+3-2
-3.4Round 6PEGASUS 2243NT♥4=+1
-3.4Round 8JOEL194♠x♦4-1-7
-3.4Round 11VILLA FABBRICHE163♦♠5+2+7
-3.6Round 7PRIO11242♠♠J+1-1
-3.7Round 2SMIRNOV113♦♣2=-5
-3.7Round 12PUNE BLUES INDIA296♥♠7=-13
-3.9Round 10SWINKELS93NT♠Q-2-8
-4.0Round 9AARTS253♦♥K+1-6
-4.1Round 4WINKSYS106♠♠2=+0
-4.2Round 1CORNELL NZ NORWAY93NT♣2-2-7
-4.2Round 11VILLA FABBRICHE184♠♣K+1-4
-4.3Round 7PRIO11263♥♠K=-10
-4.3Round 8JOEL163NT♠5-2-12
-4.8Round 3ITALY CBC GENTILI232NT♦3-1-6
-4.8Round 8JOEL112♥♠4-2-6
-4.9Round 3ITALY CBC GENTILI223♦♠J-2-7
-5.4Round 2SMIRNOV173♠x♥7-2-5
-5.4Round 11VILLA FABBRICHE116NT♦10=+0
-5.5Round 3ITALY CBC GENTILI284♥♦10-1-8
-5.8Round 9AARTS234♥♠J=+0
-5.9Round 8JOEL135♣x♦K-3-7
-6.1Round 9AARTS301♠♣K=-10
-7.2Round 1CORNELL NZ NORWAY24♥x♠4-2-5
-7.6Round 10SWINKELS24♠♠2=+0
-7.9Round 13SPORTIEF104♠♦10=+0
-9.9Round 15DE MEER293♦♣7+2-11
-11.0Round 1CORNELL NZ NORWAY46NT♠2=+0
-11.4Round 9AARTS295♦♠J-1-13
-12.3Round 12PUNE BLUES INDIA243NT♦K-1-14
-12.7Round 3ITALY CBC GENTILI264♠x♠K-4-14