🇳🇱 KOLEN Sandra · NETHERLANDS

14rank
+64.7Butler · 192 bds
+0.34per board
±4.3swing
+0.02vs par /bd · #20/46
+0.30adjusted /bd
Butler per round: -2.2 -27.3 6.6 13.4 17.2 3.8 0.6 14.3 19.8 -14.8 12.2 -2.7 12.2 -7.3 7.9 11by round

vs par split: bidding -0.22 · play +0.24

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.30/bd

Card play — on target: opening leads 73.1% #36 of 46 · declarer play 70.9% #25 of 46 · defence 80.4% #25 of 46

Card play by contract type — on target
vs NTvs a suit
Opening leads65.0% (20)78.1% (32)
Declarer play73.3% (15)70.0% (40)
Defence70.0% (30)85.5% (62)

Opening leads by suit led: ♠ 76.9% (13) · ♥ 50.0% (10) · ♦ 66.7% (15) · ♣ 92.9% (14)

vs par by strain: NT -0.15 (60) · a suit +0.10 (132)

vs par by level: part-score -0.40 (62) · game +0.30 (125) · slam -1.80 (5)

By role: declaring +0.04/bd (-2.10 vs par · 100) · defending +0.66/bd (+2.33 vs par · 92)

By vulnerability: vulnerable +0.06/bd (-0.22 vs par · 96) · not vulnerable +0.62/bd (+0.26 vs par · 96)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1E.VisserM.Thuillez – A.LeleuOpen12-2.2-0.18+0.75
Round 2E.VisserV.Dalpozzo – F.DalpozzoOpen12-27.3-2.27-3.67
Round 4E.VisserE.Bulbul – O.UzunClosed12+6.6+0.55+0.33
Round 5E.VisserS.Scharo – A.KurantOpen12+13.4+1.12+0.92
Round 6E.VisserA.Kjensli – K.EkrenOpen12+17.2+1.43+1.67
Round 7E.VisserH.Tuus – I.LeemingClosed12+3.8+0.32-1.58
Round 8E.VisserS.Baldysz – J.ZalewskaOpen12+0.6+0.05-1.50
Round 9E.VisserV.Szucs – H.LajosClosed12+14.3+1.19+3.75
Round 11E.VisserD.Dillon – L.ErsekOpen12+19.8+1.65+3.33
Round 12E.VisserA.Kurant – S.ScharoClosed12-14.8-1.23-0.33
Round 13E.VisserE.Bulbul – O.UzunOpen12+12.2+1.02+0.42
Round 14E.VisserE.Dalpozzo – S.CapobiancoClosed12-2.7-0.23-2.17
Round 15E.VisserS.Baldysz – J.ZalewskaOpen12+12.2+1.02-1.08
Round 16E.VisserB.Fischer – H.RevaiClosed12-7.3-0.61-2.50
Round 17E.VisserT.Indrebo – I.OebergOpen12+7.9+0.66+0.92
Round 18E.VisserM.Coupel – B.DufreneClosed12+11.0+0.92+1.08

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
+12.4Round 8🇵🇱 POLAND185♥x♣6-1+12
+11.9Round 13🇹🇷 TURKEY75♣x♠6-2+15
+11.0Round 15🇵🇱 POLAND105♥x♦A-5+13
+8.7Round 13🇹🇷 TURKEY86♥♠A+1-11
+8.0Round 17🇳🇴 NORWAY63♥x♦3-3-3
+7.7Round 6🇳🇴 NORWAY203NT♥A-1+12
+7.6Round 5🇮🇱 ISRAEL74♠♦2+2+13
+7.6Round 14🇮🇹 ITALY183♣♠7-1+11
+7.4Round 4🇹🇷 TURKEY174♠♣2=+0
+7.4Round 5🇮🇱 ISRAEL24♥♣8=+8
+7.3Round 9🇭🇺 HUNGARY115♣♠10-1+11
+7.1Round 1🇫🇷 FRANCE115♠x♣K=+13
+7.0Round 6🇳🇴 NORWAY163NT♣3+3-12
+6.9Round 5🇮🇱 ISRAEL14♠♣3=+7
+6.6Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♥5+1+11
+6.4Round 1🇫🇷 FRANCE23NT♠5-1+6
+6.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND45♦♥A-1+12
+6.3Round 15🇵🇱 POLAND24♥♠Q=+0
+5.9Round 6🇳🇴 NORWAY223NT♦5+1+10
+5.9Round 18🇫🇷 FRANCE243NT♦A-6+5
+5.7Round 4🇹🇷 TURKEY214♠♥K-2+2
+5.7Round 6🇳🇴 NORWAY193NT♣4-1+10
+5.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND34♥♦K+1+1
+5.3Round 15🇵🇱 POLAND14♣♥J+1-7
+5.1Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND113NT♠2-2+6
+4.7Round 2🇮🇹 ITALY165♣♠10=-13
+4.7Round 8🇵🇱 POLAND224♥♠Q-1+3
+4.7Round 14🇮🇹 ITALY174♠♣3+1+1
+4.6Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND63♥♦A-1+5
+4.4Round 5🇮🇱 ISRAEL63♥♠10-2+8
+4.4Round 12🇮🇱 ISRAEL173♥♠A+2+6
+4.4Round 17🇳🇴 NORWAY74♠♣2-1+12
+4.3Round 13🇹🇷 TURKEY23NT♥Q-2+12
+4.3Round 18🇫🇷 FRANCE194♠x♥5-1+6
+4.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND115♦♠A-4+11
+4.1Round 16🇭🇺 HUNGARY245♥♠A-1+2
+4.1Round 17🇳🇴 NORWAY54♥♦K-1+12
+3.9Round 18🇫🇷 FRANCE133NT♠6+1+1
+3.7Round 12🇮🇱 ISRAEL243♠♦4=+1
+3.6Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND103NT♠J=+12
+3.6Round 16🇭🇺 HUNGARY213NT♥3-1+12
+3.4Round 5🇮🇱 ISRAEL31NT♦Q-3-4
+3.4Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♥6=-1
+3.4Round 13🇹🇷 TURKEY63♠♦K+1-1
+3.4Round 18🇫🇷 FRANCE163♠♣5+1+6
+3.3Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83NT♥J-3-4
+3.1Round 4🇹🇷 TURKEY143NT♠3-1+4
+3.1Round 12🇮🇱 ISRAEL221♠♣Q+1+7
+3.1Round 14🇮🇹 ITALY204♠♦7+1+0
+3.1Round 14🇮🇹 ITALY225♦♣3-2+0
+3.0Round 9🇭🇺 HUNGARY34♠♣7-4+12
+3.0Round 9🇭🇺 HUNGARY64♠♦8+1+4
+2.9Round 17🇳🇴 NORWAY33NT♠Q+2-13
+2.7Round 18🇫🇷 FRANCE212♥♦8-1+5
+2.6Round 13🇹🇷 TURKEY113♦♥5+1+0
+2.4Round 8🇵🇱 POLAND213NT♠3=+0
+2.4Round 9🇭🇺 HUNGARY74♠♦K-1+12
+2.4Round 13🇹🇷 TURKEY124♠♦10=+0
+2.3Round 4🇹🇷 TURKEY181NT♠5-4-1
+2.3Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123NT♠3+3-11
+2.1Round 8🇵🇱 POLAND232NT♣4+1+1
+2.0Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73♥♠K=+1
+2.0Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83♣♥K=+0
+2.0Round 9🇭🇺 HUNGARY51NT♠A-1+5
+2.0Round 15🇵🇱 POLAND73NT♠4+1+1
+2.0Round 16🇭🇺 HUNGARY174♠♣10+3-14
+1.9Round 1🇫🇷 FRANCE32♠♥6-1+4
+1.9Round 4🇹🇷 TURKEY193♦♠J=+0
+1.9Round 8🇵🇱 POLAND204♠♦K=+0
+1.9Round 12🇮🇱 ISRAEL202♦♠9+1-1
+1.7Round 14🇮🇹 ITALY142NT♠J=+0
+1.6Round 4🇹🇷 TURKEY133NT♠J-2+8
+1.6Round 17🇳🇴 NORWAY16♥♠2=+0
+1.4Round 2🇮🇹 ITALY142♥♦5-4+6
+1.4Round 5🇮🇱 ISRAEL94♠♦4=+0
+1.4Round 6🇳🇴 NORWAY142♠♥2+1-1
+1.4Round 9🇭🇺 HUNGARY101NT♠4-1+1
+1.3Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND71NT♠5+2-1
+1.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♥9+1+13
+1.1Round 12🇮🇱 ISRAEL164♥♦10+1+4
+1.1Round 18🇫🇷 FRANCE224♠♥2-1-2
+1.0Round 1🇫🇷 FRANCE41NT♠2+1+0
+1.0Round 6🇳🇴 NORWAY174♠♣2=+0
+1.0Round 6🇳🇴 NORWAY183NT♣Q=+2
+1.0Round 15🇵🇱 POLAND114♠♥9+2+11
+0.9Round 8🇵🇱 POLAND243♣♠A-2-1
+0.9Round 12🇮🇱 ISRAEL143NT♣5-2+6
+0.9Round 18🇫🇷 FRANCE143NT♦9+1-11
+0.7Round 5🇮🇱 ISRAEL112♠♦A-1+2
+0.7Round 8🇵🇱 POLAND144♥♠Q=+0
+0.6Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND94♠♦7=+1
+0.6Round 16🇭🇺 HUNGARY183♣♦5-1+0
+0.6Round 17🇳🇴 NORWAY93NT♦5+3+1
+0.3Round 9🇭🇺 HUNGARY41NT♥5=+11
+0.3Round 17🇳🇴 NORWAY112♥♦2=+0
+0.1Round 8🇵🇱 POLAND174♥♠A+1+0
+0.1Round 9🇭🇺 HUNGARY122♠♣2+1+0
+0.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND24♥♠5+1+0
-0.0Round 1🇫🇷 FRANCE64♠♦2+1-10
-0.0Round 2🇮🇹 ITALY214♠♣7+1-4
-0.0Round 6🇳🇴 NORWAY153NT♦2-1-5
-0.0Round 9🇭🇺 HUNGARY94♥♣A=+0
-0.0Round 12🇮🇱 ISRAEL132NT♣K-1-5
-0.0Round 12🇮🇱 ISRAEL233NT♥J+2-2
-0.0Round 16🇭🇺 HUNGARY144♠♥2+1+0
-0.0Round 17🇳🇴 NORWAY104♥♣4+1+0
-0.1Round 6🇳🇴 NORWAY133NT♦5+2+0
-0.1Round 16🇭🇺 HUNGARY134♠♥K+1-13
-0.1Round 18🇫🇷 FRANCE183♠♦7=+1
-0.3Round 1🇫🇷 FRANCE14♠♦A=+0
-0.3Round 15🇵🇱 POLAND43NT♥9+2+0
-0.3Round 15🇵🇱 POLAND93♥♣K=+0
-0.3Round 16🇭🇺 HUNGARY163♠♦2=+0
-0.4Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♠♥2+1+0
-0.4Round 13🇹🇷 TURKEY45♠♥J=+4
-0.6Round 9🇭🇺 HUNGARY82♦♣Q+2-7
-0.6Round 15🇵🇱 POLAND31NT♠6=-5
-0.7Round 4🇹🇷 TURKEY224♠♥A-1-6
-0.9Round 2🇮🇹 ITALY153NT♣4=+0
-0.9Round 2🇮🇹 ITALY204♠♣2=-1
-0.9Round 16🇭🇺 HUNGARY193♥♣A-1-2
-1.0Round 5🇮🇱 ISRAEL124♥♠K+1-17
-1.1Round 16🇭🇺 HUNGARY153♣x♥2-1-6
-1.1Round 18🇫🇷 FRANCE153NT♥10=-1
-1.3Round 1🇫🇷 FRANCE91NT♠4+1-1
-1.3Round 13🇹🇷 TURKEY55♣♥Q=-1
-1.3Round 17🇳🇴 NORWAY23♣♥J-3+10
-1.3Round 17🇳🇴 NORWAY124♠♣10=+0
-1.4Round 1🇫🇷 FRANCE82♠♣J+1-6
-1.4Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND14♥♠Q+1-4
-1.4Round 15🇵🇱 POLAND123♠♥5-1-5
-1.6Round 4🇹🇷 TURKEY246♥♣2+1+11
-1.6Round 14🇮🇹 ITALY151NT♠2+2-2
-1.6Round 14🇮🇹 ITALY243♥♦3=+0
-1.7Round 6🇳🇴 NORWAY242♠♦A-2+8
-1.7Round 8🇵🇱 POLAND133NT♠3=+0
-1.7Round 9🇭🇺 HUNGARY14♥♣4-2+1
-1.7Round 14🇮🇹 ITALY164♠♣3+2-13
-1.7Round 14🇮🇹 ITALY233♠♣10=-6
-1.7Round 17🇳🇴 NORWAY86♦♣A=+2
-1.9Round 1🇫🇷 FRANCE124♠♦8+2-11
-2.0Round 6🇳🇴 NORWAY234♥♣K+1+0
-2.1Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND11NT♥2+1-1
-2.1Round 15🇵🇱 POLAND62♠♥K-1-6
-2.1Round 15🇵🇱 POLAND83NT♠7-1-5
-2.3Round 2🇮🇹 ITALY133NT♠7-2-8
-2.3Round 2🇮🇹 ITALY244♠♥J-1-4
-2.3Round 4🇹🇷 TURKEY164♠♦K=+0
-2.3Round 5🇮🇱 ISRAEL84♥♠J=+1
-2.4Round 13🇹🇷 TURKEY35♦♥3=+0
-2.6Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32NT♦2+1-10
-2.7Round 16🇭🇺 HUNGARY204♠♥K-3+3
-2.9Round 4🇹🇷 TURKEY234♠♥3=+0
-2.9Round 9🇭🇺 HUNGARY24♠♥K-1-5
-2.9Round 12🇮🇱 ISRAEL184♠♦8=+0
-2.9Round 18🇫🇷 FRANCE173♠♦7-1+2
-3.0Round 2🇮🇹 ITALY221NT♦J+1-10
-3.0Round 2🇮🇹 ITALY235♦x♣10-2+4
-3.0Round 4🇹🇷 TURKEY153NT♠6+2-1
-3.1Round 1🇫🇷 FRANCE72♠♥A+2-1
-3.4Round 5🇮🇱 ISRAEL42NT♦3+1+0
-3.4Round 16🇭🇺 HUNGARY224♠♥2+1+0
-3.4Round 18🇫🇷 FRANCE203♣x♥4-1-7
-3.6Round 11🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♠6-1-4
-3.7Round 1🇫🇷 FRANCE103♣♣2+1+10
-3.7Round 18🇫🇷 FRANCE234♥♣10-3+8
-3.9Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25♦x♠3-2-5
-4.0Round 2🇮🇹 ITALY172NT♠A-1-4
-4.6Round 14🇮🇹 ITALY214♥♦7-1-10
-4.9Round 4🇹🇷 TURKEY205♣♥K+2-13
-5.1Round 13🇹🇷 TURKEY94♠x♦Q=-5
-5.3Round 14🇮🇹 ITALY133NT♣4=+1
-5.4Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93NT♠10-2-3
-5.6Round 5🇮🇱 ISRAEL55♥x♠A=-10
-5.6Round 13🇹🇷 TURKEY16♠♥5=-11
-6.1Round 5🇮🇱 ISRAEL104♠x♣7-2+3
-6.3Round 13🇹🇷 TURKEY104♠♣K+2+3
-6.4Round 14🇮🇹 ITALY194♠♣4-2-8
-6.6Round 15🇵🇱 POLAND53NT♠6-1-10
-6.9Round 1🇫🇷 FRANCE54♠x♦A-1+5
-7.3Round 8🇵🇱 POLAND153NT♥K-2-11
-7.3Round 8🇵🇱 POLAND194♥♦4-1-12
-7.3Round 12🇮🇱 ISRAEL214♠♠J+1-4
-8.1Round 2🇮🇹 ITALY184♥♣4+1-1
-8.3Round 8🇵🇱 POLAND163♦♣2+2-10
-8.7Round 6🇳🇴 NORWAY213NT♥4+1-4
-8.9Round 2🇮🇹 ITALY194♥♦A-2-9
-8.9Round 7🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND43NT♣6-2-8
-9.1Round 16🇭🇺 HUNGARY233♦x♣6-2-12
-9.6Round 12🇮🇱 ISRAEL193NT♦7-1-6
-9.7Round 17🇳🇴 NORWAY43♠♥K+1-10
-10.1Round 12🇮🇱 ISRAEL154♥♦6=-10