VAN DEN BOS Berend · NETHERLANDS BLUE

56rank
+75.9Butler · 100 bds
+0.76per board
±4.2swing
+0.69vs par /bd · #122/597
+0.85adjusted /bd
Butler per round: 27.2 -26.1 -5.8 -3.4 12 12.6 21.9 14.6 6.8 16.1by round

vs par split: bidding +0.61 · play +0.08

Strength of schedule: opponents averaged +0.09/bd (a tough draw) → opponent-adjusted +0.85/bd

Card play — on target: opening leads 73.1% #457 of 597 · declarer play 62.1% #523 of 597 · defence 83.0% #414 of 597

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (9)76.5% (17)
Declarer play40.0% (10)73.7% (19)
Defence69.2% (13)88.2% (34)

Opening leads by suit led: ♠ 60.0% (5) · ♥ 100.0% (5) · ♦ 80.0% (5) · ♣ 63.6% (11)

vs par by strain: NT -0.04 (27) · a suit +0.96 (73)

vs par by level: part-score +0.18 (33) · game +0.44 (57) · slam +3.80 (10)

By role: declaring +0.84/bd (-1.06 vs par · 53) · defending +0.67/bd (+2.66 vs par · 47)

By vulnerability: vulnerable +0.83/bd (+0.10 vs par · 52) · not vulnerable +0.68/bd (+1.33 vs par · 48)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.Van LankveldP.Schneider – G.Di DioClosed10+27.2+2.72+2.60
Round 2J.Van LankveldH.Caspersen – H.GraversenClosed10-26.1-2.61-2.30
Round 3J.Van LankveldY.Sohtorik – C.BerktasClosed10-5.8-0.58-0.50
Round 4J.Van LankveldP.Gawrys – M.KlukowskiOpen10-3.4-0.34-0.20
Round 5J.Van LankveldI.Kandemir – E.CaliskanClosed10+12.0+1.20+2.20
Round 6J.Van LankveldC.Seker – F.AkOpen10+12.6+1.26+2.60
Round 7J.Van LankveldV.Erdogu – E.CebeciClosed10+21.9+2.19+1.60
Round 8J.Van LankveldT.Hoftaniska – E.ErichsenOpen10+14.6+1.46+3.20
Round 9J.Van LankveldA.Apteker – C.GowerClosed10+6.8+0.68-2.90
Round 10J.Van LankveldJ.Li – J.LiuOpen10+16.1+1.61+0.60

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 9GERMANY SA205♥♦6-3+14
+11.7Round 1DI DIO45♥x♣9-3+12
+11.7Round 7CBC ATAKOY236♠♥Q-1+13
+8.6Round 5JEOFIZIK104♥♠Q=+9
+7.9Round 8HOFFA76♣♦K-1+13
+6.8Round 7CBC ATAKOY266♣♦J=+13
+6.6Round 10PD TIMES294♠♥6=+0
+6.4Round 6CREAZONE154♠♥2-1+13
+6.1Round 3OUTSIDERS125♥x♠A-1+0
+5.9Round 1DI DIO14♠♣7+1+11
+5.8Round 3OUTSIDERS133NT♦10+1+0
+5.3Round 10PD TIMES215♣♣5-1+2
+5.1Round 4ZIMMERMANN292♥♣10-2+3
+4.9Round 6CREAZONE206♣♦Q=-2
+4.8Round 2PHARMASERVICE14♠♥A-1+6
+4.5Round 2PHARMASERVICE82♠x♦3-4-5
+4.2Round 4ZIMMERMANN254♥♣5+1+1
+4.1Round 3OUTSIDERS144♥♠9-1+8
+4.0Round 4ZIMMERMANN303♠x♥3-2+12
+4.0Round 6CREAZONE134♠♦3=+10
+3.7Round 1DI DIO86♥♦5+1+11
+3.7Round 5JEOFIZIK63NT♣J=-1
+3.6Round 7CBC ATAKOY253♦♣J-2+5
+3.4Round 1DI DIO72♦♦A+2-9
+3.3Round 6CREAZONE173NT♣10=+3
+3.0Round 9GERMANY SA155♣♥A-2+0
+3.0Round 10PD TIMES272NT♣Q+1+7
+2.9Round 7CBC ATAKOY272♠♣A+2+2
+2.7Round 8HOFFA24♠♣3+1+0
+2.6Round 3OUTSIDERS112♥♠J=+0
+2.3Round 7CBC ATAKOY304♠♥2=+0
+2.1Round 5JEOFIZIK84♠♦5+2+1
+2.1Round 7CBC ATAKOY227NT♥2=+0
+2.0Round 5JEOFIZIK71NT♥9+1+10
+2.0Round 8HOFFA84♥♣K-1+10
+1.8Round 8HOFFA105♣♠K-1+6
+1.7Round 1DI DIO104♠♦6+2+1
+1.7Round 5JEOFIZIK33♦♦7+1+0
+1.5Round 6CREAZONE142NT♣6-1+4
+1.4Round 4ZIMMERMANN233♣♣5-1+5
+1.3Round 10PD TIMES222♠♥5-1-2
+1.2Round 10PD TIMES303NT♥2+1+0
+1.1Round 5JEOFIZIK54♠♥J=+0
+1.1Round 10PD TIMES283NT♠5=-2
+1.0Round 1DI DIO54♠♦A+1+0
+1.0Round 5JEOFIZIK93NT♦4+1-1
+1.0Round 8HOFFA33♦♥A-3+0
+0.9Round 1DI DIO23♥♦9-2+11
+0.9Round 2PHARMASERVICE54♥♥7=+0
+0.9Round 8HOFFA44♠♥2+1+0
+0.8Round 1DI DIO62NT♠10-1+5
+0.8Round 9GERMANY SA185♦♥K+1-10
+0.6Round 1DI DIO35♦♣J+1-10
+0.6Round 9GERMANY SA164♠♦A+1+1
+0.6Round 10PD TIMES251♠♥8+2+0
+0.4Round 8HOFFA13NT♥4-1-5
+0.3Round 3OUTSIDERS172♦♥6=-1
+0.1Round 5JEOFIZIK21NT♦5+1-1
+0.1Round 9GERMANY SA124♠♥K-2-7
-0.1Round 7CBC ATAKOY286♠♠10+1-11
-0.1Round 8HOFFA65♣♦6+1+1
-0.3Round 2PHARMASERVICE93NT♥6=-1
-0.3Round 6CREAZONE164♠♥7+1+0
-0.3Round 8HOFFA53♠♣2-2+9
-0.3Round 9GERMANY SA114♥♦Q+2-11
-0.3Round 10PD TIMES243♦♥Q+1+0
-0.4Round 9GERMANY SA133♦♣2=+1
-0.5Round 10PD TIMES231NT♦2=+1
-0.6Round 4ZIMMERMANN244♥♣J+2+11
-0.9Round 4ZIMMERMANN223♣♥5+1-9
-1.0Round 3OUTSIDERS153NT♣2+1+12
-1.3Round 2PHARMASERVICE23NT♣10+1+0
-1.3Round 6CREAZONE113NT♠4+3-1
-1.3Round 7CBC ATAKOY213NT♥7-2+0
-1.4Round 6CREAZONE123NT♠7+1+1
-1.5Round 9GERMANY SA171NT♥3+2-6
-1.6Round 4ZIMMERMANN213NT♦Q+1+0
-1.7Round 8HOFFA93NT♠K=-2
-1.7Round 9GERMANY SA142♠♥5+2-7
-2.2Round 2PHARMASERVICE34♥♦9=+0
-2.2Round 3OUTSIDERS165♣x♥K-2-5
-2.2Round 6CREAZONE196♦♣K=+2
-2.2Round 10PD TIMES262♦♦J+1+0
-2.3Round 6CREAZONE182♠♥5-1-4
-2.5Round 1DI DIO93NT♥8=-6
-2.6Round 5JEOFIZIK14♥x♦7-1+5
-2.6Round 7CBC ATAKOY244♠♦J=+1
-2.7Round 2PHARMASERVICE62NT♦3+1-10
-3.5Round 7CBC ATAKOY293♦x♦10-1-7
-3.7Round 4ZIMMERMANN286NT♣6+1-1
-3.9Round 4ZIMMERMANN274♠♥8-2-11
-5.1Round 3OUTSIDERS202♠♥5-3-5
-5.7Round 5JEOFIZIK47♠♣2=+0
-6.0Round 9GERMANY SA195♥♦8=-4
-7.4Round 4ZIMMERMANN265♥♦9=-13
-7.9Round 3OUTSIDERS194♥♣A+1-7
-8.5Round 3OUTSIDERS183NT♣8=-7
-9.4Round 2PHARMASERVICE74♠x♥5+1-10
-9.5Round 2PHARMASERVICE42♥x♠A-4+8
-10.9Round 2PHARMASERVICE102♣x♦J-4-11