GRZEJDZIAK Sabina · POLAND Mixed

27rank
+130.8Butler · 140 bds
+0.93per board
±4.5swing
+1.26vs par /bd · #10/567
+0.91adjusted /bd
Butler per round: 26.4 0.3 4 1.7 -11.1 29.8 8.2 -6.3 19.5 10.5 20.7 21.2 7.6 -1.7by round

vs par split: bidding +1.16 · play +0.14

Strength of schedule: opponents averaged -0.03/bd (an average draw) → opponent-adjusted +0.91/bd

Card play — on target: opening leads 73.2% #463 of 567 · declarer play 82.8% #147 of 567 · defence 86.8% #129 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (16)80.0% (25)
Declarer play66.7% (6)87.0% (23)
Defence84.4% (32)88.6% (44)

Opening leads by suit led: ♠ 54.5% (11) · ♥ 84.6% (13) · ♦ 70.0% (10) · ♣ 85.7% (7)

vs par by strain: NT +2.51 (43) · a suit +0.75 (96)

vs par by level: part-score +1.27 (60) · game +1.47 (72) · slam -0.29 (7)

By role: declaring +0.71/bd (-0.24 vs par · 63) · defending +1.12/bd (+2.49 vs par · 77)

By vulnerability: vulnerable +1.68/bd (+2.52 vs par · 71) · not vulnerable +0.17/bd (-0.03 vs par · 69)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1I.GrzejdziakJ.Dai – J.RanClosed10+26.4+2.64+2.10
Round 2I.GrzejdziakH.Shi – J.WangClosed10+0.3+0.03-1.70
Round 3I.GrzejdziakJ.Thompson – L.GinnanClosed10+4.0+0.40-0.70
Round 5I.GrzejdziakG.Manara – D.AttanasioClosed10+1.7+0.17-0.20
Round 6I.GrzejdziakS.Shen – S.WuClosed10-11.1-1.11+0.30
Round 7I.GrzejdziakL.Milne – T.NunnClosed10+29.8+2.98+0.00
Round 8I.GrzejdziakM.Bandesha – S.MalikClosed10+8.2+0.82+0.90
Round 9I.GrzejdziakX.Shi – X.GanClosed10-6.3-0.63+2.90
Round 10I.GrzejdziakX.Xue – T.XuClosed10+19.5+1.95+4.00
Round 11I.GrzejdziakZ.Xie – Z.LiaoClosed10+10.5+1.05+0.60
Round 12I.GrzejdziakT.Chen – B.ZhouClosed10+20.7+2.07+1.10
Round 13I.GrzejdziakP.Cronier – G.DuboinClosed10+21.2+2.12+3.90
Round 14I.GrzejdziakK.Mccallum – L.BakerClosed10+7.6+0.76+2.30
Round 15I.GrzejdziakA.Bach – M.CornellClosed10-1.7-0.17+2.20

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
+12.3Round 7AUSTRALIA Open94♠x♥K-5-7
+11.9Round 15NEW ZEALAND Open213♥x♦6=+11
+10.5Round 8PK NZ165♥x♣A-3+9
+9.6Round 10HUBEI BRIDGE TEAM54♠x♦3-2+12
+9.5Round 7AUSTRALIA Open66♦x♣A-1+11
+9.1Round 12HIIMOTOR286♥♣8-2+14
+8.3Round 10HUBEI BRIDGE TEAM23♣♦A-1+10
+8.1Round 1ZHEJIANGQIANTANG64♥♦6=+0
+7.6Round 1ZHEJIANGQIANTANG53NT♥8-2+11
+7.3Round 5ITALY Mixed204♥♦4-2+8
+7.1Round 7AUSTRALIA Open53NT♦3=+7
+7.0Round 12HIIMOTOR304♠x♥K-2+10
+6.9Round 1ZHEJIANGQIANTANG44♠♣8-2+8
+6.9Round 2WARHORSE203NT♥4=+3
+6.9Round 15NEW ZEALAND Open223NT♥6-1+12
+6.2Round 5ITALY Mixed194♠♥4=+7
+6.2Round 13ITALFRANCE33NT♦3+1+0
+6.1Round 5ITALY Mixed174♠♦5=+7
+5.7Round 8PK NZ126♣♠2=-2
+5.6Round 12HIIMOTOR273NT♥7-1+10
+5.5Round 12HIIMOTOR234♥♥5-1+6
+5.4Round 13ITALFRANCE44♣♥6-3+5
+5.2Round 8PK NZ193NT♥Q-2+11
+5.1Round 11CHINA MIXED115♦♣5-1+4
+5.1Round 13ITALFRANCE83NT♠7+2+10
+4.9Round 7AUSTRALIA Open22NT♠Q-2+7
+4.9Round 13ITALFRANCE64♥♣6-1+10
+4.8Round 3GINNAN232♠♣A+2+2
+4.8Round 9NANGANG POWER223NT♣4-2+6
+4.8Round 14USA 1 Women112♥♦6=+7
+4.6Round 11CHINA MIXED133NT♣J=+10
+4.4Round 2WARHORSE132♠♠6=+6
+4.4Round 6SAN CHEN FUND233NT♥6-1+6
+4.2Round 9NANGANG POWER214♥♠J=+0
+4.1Round 9NANGANG POWER233NT♥9+1+14
+3.9Round 3GINNAN273♥♠3=+4
+3.7Round 10HUBEI BRIDGE TEAM42♠♥5=+6
+3.5Round 6SAN CHEN FUND292♥x♣2-3+12
+3.5Round 14USA 1 Women193♥♣A-2+5
+3.4Round 13ITALFRANCE101NT♠7+1+0
+3.3Round 2WARHORSE154♦♠3=+2
+3.2Round 11CHINA MIXED154♦x♥A-3-4
+3.2Round 15NEW ZEALAND Open293♠♦4-1+9
+3.1Round 1ZHEJIANGQIANTANG23NT♥2-1+5
+3.1Round 1ZHEJIANGQIANTANG84♠♥4-1+10
+3.1Round 14USA 1 Women164♠x♥A-1+6
+2.7Round 3GINNAN214♥♠K=-1
+2.6Round 12HIIMOTOR256♥♣K=-11
+2.5Round 15NEW ZEALAND Open283NT♦7+3+11
+2.2Round 2WARHORSE125♥♠A-3-8
+2.2Round 7AUSTRALIA Open104♥♦5-1-1
+2.2Round 11CHINA MIXED163♥♠6+1+1
+2.2Round 13ITALFRANCE13♥♦Q+1+6
+2.1Round 3GINNAN223NT♥9-2+6
+2.1Round 3GINNAN253♥♦A=+6
+2.1Round 5ITALY Mixed141NT♥8+1+6
+1.9Round 7AUSTRALIA Open14♥♦3-2+0
+1.7Round 10HUBEI BRIDGE TEAM11NT♦6=+5
+1.7Round 12HIIMOTOR243NT♥10-5-5
+1.7Round 14USA 1 Women174♠♦10+1+0
+1.5Round 11CHINA MIXED172♠♣7+1-6
+1.4Round 1ZHEJIANGQIANTANG92♦♣A+1-3
+1.4Round 2WARHORSE143♦♥4+1+6
+1.4Round 10HUBEI BRIDGE TEAM9Pass-3
+1.3Round 7AUSTRALIA Open85♦x♥2-3-9
+1.3Round 10HUBEI BRIDGE TEAM102♠♥10=+0
+1.2Round 2WARHORSE182♥♠A-1+4
+1.2Round 3GINNAN304♥♣5+2+1
+1.1Round 14USA 1 Women143♦♠A=+0
+1.0Round 12HIIMOTOR212♠♦A=+0
+1.0Round 13ITALFRANCE74♠♠6=-1
+0.9Round 6SAN CHEN FUND221♥♦Q+2+0
+0.7Round 1ZHEJIANGQIANTANG103♥♣3-1+1
+0.7Round 6SAN CHEN FUND282♠♦7=-1
+0.7Round 9NANGANG POWER255♥♣4+2+10
+0.7Round 12HIIMOTOR262♣♠6=+2
+0.6Round 5ITALY Mixed163♣♠Q+1-7
+0.6Round 14USA 1 Women124♠♣6=+0
+0.5Round 15NEW ZEALAND Open253NT♦A+1+0
+0.2Round 11CHINA MIXED182♠♣5=+0
+0.2Round 15NEW ZEALAND Open243NT♠5+2+0
+0.1Round 13ITALFRANCE93NT♠6+1-1
-0.0Round 8PK NZ143NT♣7+2+0
+0.0Round 10HUBEI BRIDGE TEAM86NT♣6=+11
-0.2Round 5ITALY Mixed112♠♠7+1+0
-0.2Round 10HUBEI BRIDGE TEAM33♣♦9+2+6
-0.3Round 1ZHEJIANGQIANTANG71♦♦3+2+0
-0.3Round 3GINNAN245♦♥4=-2
-0.3Round 8PK NZ133♦♠A+1+0
-0.3Round 13ITALFRANCE23♠♦A-1+10
-0.4Round 6SAN CHEN FUND262♦♥3=-1
-0.4Round 11CHINA MIXED202♠♦4=+0
-0.5Round 8PK NZ153NT♣3+1+0
-0.5Round 11CHINA MIXED143♣♣J+2+1
-0.6Round 1ZHEJIANGQIANTANG13♠♣3+1-6
-0.7Round 14USA 1 Women153♠♣A+1+7
-0.9Round 6SAN CHEN FUND243♦♣7=+0
-0.9Round 8PK NZ114♠♥A+2-1
-1.0Round 12HIIMOTOR292♠♣8=-1
-1.1Round 3GINNAN264♥♠J+2-13
-1.2Round 7AUSTRALIA Open31NT♥10+1+0
-1.2Round 9NANGANG POWER283♥♦4-1-4
-1.3Round 6SAN CHEN FUND213NT♣5-2+5
-1.4Round 9NANGANG POWER263NT♠6+3+12
-1.4Round 11CHINA MIXED124♥♣K=+0
-1.4Round 14USA 1 Women132♠♦5=+0
-1.6Round 9NANGANG POWER293♠♠3+1+1
-2.0Round 6SAN CHEN FUND275♠♥A-1-8
-2.4Round 10HUBEI BRIDGE TEAM64♠♣10-1-6
-2.4Round 14USA 1 Women203♥♦A-1+1
-2.7Round 14USA 1 Women184♥♦6=-3
-2.9Round 8PK NZ173♥♠A=-6
-3.1Round 2WARHORSE163♦♠10=+0
-3.3Round 7AUSTRALIA Open45♦♣4+1-3
-3.4Round 8PK NZ201NT♥3=+1
-3.6Round 1ZHEJIANGQIANTANG34♥♦K-1-5
-3.6Round 5ITALY Mixed121NT♦6=-5
-3.6Round 9NANGANG POWER242♥♣5=-1
-3.7Round 3GINNAN293♠♥J+1+1
-3.9Round 10HUBEI BRIDGE TEAM73NT♦7+1-1
-4.0Round 2WARHORSE174♠♠5-1-10
-4.0Round 11CHINA MIXED193NT♥8=+0
-4.1Round 15NEW ZEALAND Open231NT♦6-1-5
-4.3Round 5ITALY Mixed183NT♦J-2-8
-4.4Round 5ITALY Mixed133NT♦8=+1
-4.7Round 2WARHORSE113♥♣A-1-9
-4.9Round 7AUSTRALIA Open72♦♦3-1-5
-4.9Round 9NANGANG POWER274♠♥9-1-10
-5.2Round 8PK NZ185♦x♣5=-3
-5.5Round 6SAN CHEN FUND303NT♠4=+0
-6.5Round 15NEW ZEALAND Open263NT♣Q+1+0
-6.8Round 13ITALFRANCE54♥♥4-2+0
-7.1Round 15NEW ZEALAND Open303NT♠7=-6
-7.3Round 2WARHORSE193NT♥6+1-11
-7.4Round 9NANGANG POWER303NT♦Q=+1
-7.7Round 3GINNAN286♣♠Q-1-11
-8.1Round 5ITALY Mixed152NT♥A-4-11
-9.2Round 15NEW ZEALAND Open274♥x♦A=-10
-10.5Round 6SAN CHEN FUND253NT♥2=-10
-11.5Round 12HIIMOTOR226♣♦J-1-14