GRZELAK Roman · BRIDGE24PL B

167rank
-16.9Butler · 140 bds
-0.12per board
±4.5swing
-0.71vs par /bd · #195/240
-0.08adjusted /bd
Butler per round: 1.1 16.1 16.9 11 14.9 1.4 5.1 -8.3 13.5 -17 -2.9 -15.4 -20.3 -33by round

vs par split: bidding -0.51 · play -0.23

Strength of schedule: opponents averaged +0.04/bd (an average draw) → opponent-adjusted -0.08/bd

Card play — on target: opening leads 70.6% #187 of 239 · declarer play 81.2% #57 of 239 · defence 87.3% #115 of 240

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (6)75.0% (28)
Declarer play72.7% (11)85.7% (21)
Defence89.5% (19)86.5% (52)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 84.6% (13) · ♦ 63.6% (11) · ♣ 50.0% (4)

vs par by strain: NT -0.07 (41) · a suit -1.02 (98)

vs par by level: part-score -1.39 (49) · game -0.49 (74) · slam +0.06 (16)

By role: declaring +0.32/bd (-2.90 vs par · 68) · defending -0.54/bd (+1.35 vs par · 72)

By vulnerability: vulnerable -0.03/bd (-0.71 vs par · 70) · not vulnerable -0.21/bd (-0.71 vs par · 70)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.RomanskiT.Verbeek – D.MolenaarOpen10+1.1+0.11+2.30
Round 2J.RomanskiC.Stancescu – L.TaciucClosed10+16.1+1.61+0.40
Round 3J.RomanskiU.Jansons – M.MatisonsClosed10+16.9+1.69+1.40
Round 4J.RomanskiN.Kubac – N.ZorluOpen10+11.0+1.10-1.60
Round 5J.RomanskiJ.Stamatov – D.DanailovClosed10+14.9+1.49+2.40
Round 6J.RomanskiD.Filipowicz – K.MartensClosed10+1.4+0.14-0.30
Round 7J.RomanskiW.Haddad – J.CieslakOpen10+5.1+0.51-1.20
Round 8J.RomanskiA.Manno – M.LanzarottiClosed10-8.3-0.83-1.40
Round 9J.RomanskiM.Bell – M.RobertsonOpen10+13.5+1.35-1.80
Round 10J.RomanskiN.Sandqvist – T.TownsendClosed10-17.0-1.70-2.10
Round 11J.RomanskiP.Fredin – M.De KnijffOpen10-2.9-0.29+1.40
Round 12J.RomanskiW.Wang – SHEN (1) QiOpen10-15.4-1.54-4.60
Round 13J.RomanskiM.Mazurkiewicz – K.JassemOpen10-20.3-2.03-1.00
Round 14J.RomanskiD.Majumdar – J.ShahOpen10-33.0-3.30-3.90

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
+13.7Round 5SALAMA196♥♠J=+13
+10.4Round 4ASSAEL36♥♠Q=+1
+10.3Round 5SALAMA186♥♦A-1+13
+9.9Round 4ASSAEL104♥x♣2+1+10
+9.8Round 9BELL247♠♠5=+0
+8.1Round 2PACIFIC114♥♣K=+3
+7.1Round 2PACIFIC193NT♦7-1+10
+6.4Round 7NEMESIS54♥♠3-1+6
+6.3Round 7NEMESIS84♠x♠4-2+5
+6.2Round 5SALAMA133NT♦3-1+5
+6.1Round 1NETHERLANDS WHITE104♠♣4=+10
+5.9Round 6ZIMMERMANN243NT♥3-1+10
+5.3Round 8BRENO154♥♦2-2+5
+5.0Round 3LATVIA294♥♣A-2+8
+5.0Round 9BELL256♦♦A-3+11
+4.5Round 8BRENO116♥♠7+1-11
+4.5Round 11DE KNIJFF171NT♦3-3+2
+4.3Round 10DE BOTTON33NT♥4+1-1
+4.2Round 2PACIFIC173NT♠6+2+8
+4.1Round 5SALAMA121NT♠J-1+5
+4.1Round 9BELL306♣♥J+1-10
+4.0Round 10DE BOTTON54♠♥J-2+7
+3.9Round 7NEMESIS34♠♣6=+10
+3.8Round 4ASSAEL73♠♠3=+0
+3.4Round 3LATVIA274♠♣A-3+2
+3.3Round 7NEMESIS74♥♣6=-13
+3.3Round 14GOVINDACHARI TEAM163♦♥6+1+0
+3.1Round 3LATVIA223♣♥A-2-1
+2.8Round 1NETHERLANDS WHITE74♥♦9+2+13
+2.5Round 2PACIFIC184♠x♥6-2+0
+2.4Round 2PACIFIC163♥♦7-1-2
+2.3Round 4ASSAEL63NT♦3=+3
+2.2Round 3LATVIA254♦♥6-1+4
+2.2Round 11DE KNIJFF195♦x♣A-2+0
+2.1Round 11DE KNIJFF133♥♠A+2+2
+2.1Round 13POLAND92♠♥Q+2+6
+2.0Round 12CHINA LADIES TEAM274♥♦7-1-3
+1.9Round 6ZIMMERMANN253♦♥9+1-6
+1.9Round 6ZIMMERMANN283♥♦10-1+6
+1.9Round 12CHINA LADIES TEAM214♥♦K+1+0
+1.8Round 1NETHERLANDS WHITE84♥♣3+1+1
+1.8Round 2PACIFIC144♣♥K=+1
+1.7Round 1NETHERLANDS WHITE44♠♣A=+0
+1.6Round 3LATVIA236♠♦Q+1+13
+1.6Round 3LATVIA303NT♥6=-1
+1.5Round 5SALAMA142♥♦2-1+5
+1.5Round 11DE KNIJFF165♠x♦3-1+7
+1.4Round 1NETHERLANDS WHITE51NT♠3-1+2
+1.4Round 9BELL211NT♥5+1+5
+1.3Round 4ASSAEL16NT♦2=-10
+1.3Round 12CHINA LADIES TEAM244♥♦3=+1
+1.2Round 6ZIMMERMANN292♦♣K-1-1
+1.2Round 7NEMESIS23NT♠6-1+0
+1.2Round 14GOVINDACHARI TEAM122♠♥6-1+0
+1.0Round 10DE BOTTON42NT♦Q-2-2
+0.8Round 6ZIMMERMANN303♦♣9-2+0
+0.8Round 11DE KNIJFF203NT♠3+2+1
+0.7Round 10DE BOTTON82NT♣A+2+2
+0.6Round 1NETHERLANDS WHITE63NT♥Q+3+11
+0.6Round 4ASSAEL46♥♣8+1-1
+0.6Round 5SALAMA111NT♠3+1+0
+0.5Round 8BRENO203NT♥2=+2
+0.4Round 6ZIMMERMANN212♥♣3-2+3
+0.4Round 9BELL292♥♣5+1-8
+0.3Round 7NEMESIS95♣x♥K-3+0
+0.3Round 8BRENO164♠♥7=+0
+0.3Round 9BELL224♠♥8+2-13
+0.2Round 3LATVIA21Pass+3
+0.2Round 5SALAMA154♠♣3+1+0
+0.1Round 1NETHERLANDS WHITE22NT♠10-2-5
+0.1Round 9BELL273♣♥Q=+0
-0.0Round 3LATVIA263♣♦5+1-10
-0.0Round 10DE BOTTON64♦♠7-1+4
-0.0Round 13POLAND81NT♠4+2+6
-0.1Round 3LATVIA244♠♦K-1-4
-0.1Round 3LATVIA281♠♣K+2+0
-0.1Round 8BRENO173NT♠4+1+0
-0.1Round 11DE KNIJFF154♠♦3=+1
-0.1Round 13POLAND104♥♦K=+0
-0.2Round 9BELL261NT♣6=-1
-0.2Round 12CHINA LADIES TEAM263NT♠5+1+0
-0.3Round 13POLAND43NT♠6+2+0
-0.4Round 7NEMESIS14♠♦10+2+11
-0.4Round 12CHINA LADIES TEAM236♦♠2+1-13
-0.6Round 10DE BOTTON104♠♥3-1-6
-0.7Round 4ASSAEL82♥♦7=-7
-0.9Round 2PACIFIC122NT♥10+1-6
-0.9Round 11DE KNIJFF121NT♥3=-1
-1.0Round 2PACIFIC152♠♠6+1-1
-1.0Round 10DE BOTTON13NT♥4+1+0
-1.0Round 13POLAND71NT♦9+1+0
-1.2Round 8BRENO143NT♣3=+0
-1.2Round 8BRENO183NT♥7=-1
-1.3Round 1NETHERLANDS WHITE94♠♦5=+0
-1.3Round 8BRENO194♥♠J=+0
-1.4Round 6ZIMMERMANN264♠♦3+2-1
-1.4Round 11DE KNIJFF116♥♠3=+10
-1.8Round 12CHINA LADIES TEAM223NTx♥Q=-4
-1.9Round 2PACIFIC204♠♣Q=+0
-1.9Round 14GOVINDACHARI TEAM113♥♥6=-1
-2.0Round 12CHINA LADIES TEAM293♥♦A+1-8
-2.1Round 6ZIMMERMANN221NT♦J-2-7
-2.1Round 7NEMESIS63♥♦A-1-2
-2.1Round 10DE BOTTON94♥♥7+1+0
-2.1Round 11DE KNIJFF184♥♠3+1-1
-2.2Round 14GOVINDACHARI TEAM144♠♥6-1-10
-2.3Round 6ZIMMERMANN273♣♦2+1-1
-2.3Round 12CHINA LADIES TEAM252♠♥K=-5
-2.4Round 14GOVINDACHARI TEAM152♥♥6=-6
-2.5Round 13POLAND14♥♠Q-1-4
-2.6Round 13POLAND63NT♥6+3+10
-2.7Round 14GOVINDACHARI TEAM173♠♥6-2+0
-3.3Round 4ASSAEL92♥♠5+2-1
-3.5Round 13POLAND31NT♦Q-1-6
-3.6Round 9BELL284♠♥5=-3
-3.6Round 13POLAND24♥♣7-1-11
-3.8Round 9BELL233NT♥Q=+1
-3.8Round 12CHINA LADIES TEAM304♥♣A+1+0
-3.9Round 5SALAMA175♦♥3+2+0
-4.0Round 14GOVINDACHARI TEAM203NT♥6-1-12
-4.2Round 14GOVINDACHARI TEAM193♦♥6+2-10
-4.3Round 4ASSAEL24♣♥K=+0
-4.8Round 1NETHERLANDS WHITE33NT♣A+1+0
-4.9Round 6ZIMMERMANN234♠♣K-1-6
-6.2Round 2PACIFIC134♠♥Q=-9
-6.3Round 14GOVINDACHARI TEAM134♠♥6=+0
-6.4Round 7NEMESIS44♠x♦K=-12
-7.1Round 8BRENO123NT♠J-2-11
-7.3Round 1NETHERLANDS WHITE14♥x♦7-2-9
-7.4Round 7NEMESIS104♥♣Q+2-17
-8.0Round 8BRENO137♣♠8=+2
-8.2Round 5SALAMA166♥♦3=+0
-8.8Round 13POLAND53♦♣K-1-11
-9.0Round 4ASSAEL54NT♠3-2-11
-9.5Round 11DE KNIJFF143NT♦3=-7
-9.6Round 5SALAMA206♥♠3-1-17
-10.1Round 12CHINA LADIES TEAM284♠♥2+3-14
-11.6Round 10DE BOTTON24♥x♠K+2-13
-11.7Round 10DE BOTTON73♦x♦J-2-12
-13.8Round 14GOVINDACHARI TEAM186♠♥6=+0