GIERULSKI Boguslaw · SIWIK MRAGOWO

640rank
-82.6Butler · 150 bds
-0.55per board
±3.9swing
-0.70vs par /bd · #586/695
-0.75adjusted /bd
Butler per round: -7.9 -0.1 14.9 -19.1 -13.1 -0.5 3.7 -12.1 -14 -30.1 -0.6 -7.8 1.9 3.2 -1by round

vs par split: bidding -0.37 · play -0.33

Strength of schedule: opponents averaged -0.20/bd (an easy draw) → opponent-adjusted -0.75/bd

Card play — on target: opening leads 72.7% #579 of 694 · declarer play 73.5% #382 of 694 · defence 82.9% #402 of 695

Card play by contract type — on target
vs NTvs a suit
Opening leads62.5% (8)76.0% (25)
Declarer play83.3% (12)70.3% (37)
Defence77.8% (18)84.6% (52)

Opening leads by suit led: ♠ 71.4% (7) · ♥ 62.5% (8) · ♦ 70.0% (10) · ♣ 87.5% (8)

vs par by strain: NT -0.74 (31) · a suit -0.69 (119)

vs par by level: part-score +0.54 (59) · game -1.13 (84) · slam -6.00 (7)

By role: declaring -0.93/bd (-3.33 vs par · 80) · defending -0.12/bd (+2.30 vs par · 70)

By vulnerability: vulnerable -1.12/bd (-1.71 vs par · 75) · not vulnerable +0.02/bd (+0.31 vs par · 75)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.SkrzypczakA.Frencken – W.Van Den HoveOpen10-7.9-0.79-0.20
Round 2J.SkrzypczakM.Roche – K.CumpstoneClosed10-0.1-0.01-0.30
Round 3J.SkrzypczakA.De Biasio – D.GigliottiOpen10+14.9+1.49+1.70
Round 4J.SkrzypczakH.Drenkelford – R.HermansClosed10-19.1-1.91-1.00
Round 5J.SkrzypczakE.Mauberquez – P.SusselClosed10-13.1-1.31-0.70
Round 6J.SkrzypczakT.Gauld – S.CochemeClosed10-0.5-0.05+0.40
Round 7J.SkrzypczakR.Lukassen – W.SchneiderOpen10+3.7+0.37-1.60
Round 8J.SkrzypczakS.Verhees – F.BormOpen10-12.1-1.21+1.30
Round 9J.SkrzypczakH.Wang – M.SunOpen10-14.0-1.40-1.10
Round 10J.SkrzypczakC.Thoolen – H.PetersOpen10-30.1-3.01-3.60
Round 11J.SkrzypczakE.Maes – C.Van Den BerghOpen10-0.6-0.06-3.20
Round 12J.SkrzypczakJ.De Botton – A.MalinowskiClosed10-7.8-0.78-5.40
Round 13J.SkrzypczakY.Wang – D.LuClosed10+1.9+0.19+1.10
Round 14J.SkrzypczakG.Gramatikov – D.PetkanovClosed10+3.2+0.32+1.30
Round 15J.SkrzypczakP.Hoevenaars – J.KapteinOpen10-1.0-0.10+0.80

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
+10.5Round 7BC GORKUM64♥x♦A=+13
+7.8Round 2RAYNER155♣x♥9-2+10
+7.2Round 4HET WITTE 114♥♦3+1+11
+6.2Round 3ITALY WOMEN305♦x♣J-2+5
+6.0Round 14BULGARIA SENIORS204♥♠5-2+13
+5.5Round 14BULGARIA SENIORS152♥♠3+1+1
+5.4Round 12DE BOTTON246♥♦K=+0
+5.1Round 7BC GORKUM84♠♥A+2+11
+4.8Round 3ITALY WOMEN233NT♦7-1+6
+4.7Round 13CHINA TRINERGY33NT♣5-2+7
+4.6Round 3ITALY WOMEN271NT♥5-1+5
+4.2Round 11COMMERCION184♠♦Q+1+4
+3.9Round 6BOWLES262♠♣3+1+6
+3.9Round 10HOK95♣♦A-2+8
+3.9Round 11COMMERCION116♣♥6=-2
+3.8Round 12DE BOTTON253NT♥Q=+0
+3.4Round 6BOWLES243NT♥4=-1
+3.4Round 8DUTCH SENIORS113NT♥2-1+5
+3.4Round 9CHINA LADIES252♦♥K+1+5
+3.4Round 11COMMERCION163♦♠J+2-7
+3.2Round 3ITALY WOMEN283♠♥K+2+6
+3.0Round 5PAYEN156♥♣J=+0
+2.9Round 1FRENCKEN73NT♦4+1+1
+2.8Round 5PAYEN181NT♣6-2-1
+2.7Round 5PAYEN204♦♠3=+10
+2.6Round 3ITALY WOMEN222♦♠J-1+5
+2.6Round 6BOWLES252♠♦5=+5
+2.4Round 10HOK62♥x♣K-2+3
+2.4Round 14BULGARIA SENIORS176♠♣J=-10
+2.4Round 15LEIDSCHENHAGE215♥♣6=+0
+2.2Round 13CHINA TRINERGY13NT♥10+3+1
+2.1Round 3ITALY WOMEN254♦♠8=+0
+2.0Round 13CHINA TRINERGY93NT♦8=+13
+1.8Round 11COMMERCION174♥♣9-1+4
+1.7Round 8DUTCH SENIORS144♥♣6-1+4
+1.6Round 4HET WITTE 183♦♠8-2+0
+1.6Round 10HOK31NT♠5=+0
+1.5Round 1FRENCKEN24♥♠7-1-2
+1.5Round 7BC GORKUM33NT♠9+2+2
+1.5Round 8DUTCH SENIORS184♠♥K+1+0
+1.5Round 12DE BOTTON274♥♣9+1+0
+1.4Round 12DE BOTTON223♥♣3-1-1
+1.4Round 15LEIDSCHENHAGE252♠♣8+1+10
+1.3Round 3ITALY WOMEN213NT♥Q=+0
+1.2Round 8DUTCH SENIORS172♠♥J-1+5
+1.1Round 8DUTCH SENIORS125♥x♠K-2+4
+1.1Round 15LEIDSCHENHAGE224♠♦6+1+1
+0.8Round 2RAYNER172♠♥7-1+2
+0.8Round 2RAYNER192♥♦5-1+10
+0.8Round 6BOWLES234♥♦5=-1
+0.8Round 12DE BOTTON213NT♦5+2-12
+0.7Round 4HET WITTE 172♠♦3=+0
+0.7Round 7BC GORKUM74♠♥K=+0
+0.6Round 4HET WITTE 123♥♣J=+7
+0.6Round 9CHINA LADIES284♥♣K+2-12
+0.6Round 9CHINA LADIES301NT♠Q+2+6
+0.6Round 12DE BOTTON262♠♣Q=-1
+0.5Round 7BC GORKUM52♠♦8-3+0
+0.3Round 1FRENCKEN14♦♣A-1+4
+0.3Round 5PAYEN114♠♠10=+0
+0.3Round 14BULGARIA SENIORS143NT♦3=+11
+0.2Round 2RAYNER165♠♥5-1+2
+0.2Round 15LEIDSCHENHAGE264♠♣J=+0
+0.1Round 2RAYNER144♠♣5-1+2
+0.1Round 5PAYEN164♥♠5+2+1
+0.1Round 6BOWLES273♣♠Q+1+7
+0.1Round 14BULGARIA SENIORS123♠♣A-1-2
+0.0Round 2RAYNER123♠♥6-1+1
+0.0Round 5PAYEN124♥♦5+1+0
-0.0Round 9CHINA LADIES212♠♥J+3-2
+0.0Round 11COMMERCION193NT♥10+1-11
+0.0Round 13CHINA TRINERGY22♥♦Q+2-8
-0.1Round 14BULGARIA SENIORS194♠♥3+1+0
-0.1Round 15LEIDSCHENHAGE244♠♠4=+1
-0.2Round 4HET WITTE 154♥x♣K-1+5
-0.2Round 7BC GORKUM23NT♥2+2-1
-0.2Round 9CHINA LADIES293NT♠J=+2
-0.2Round 14BULGARIA SENIORS134♥♠Q+1+13
-0.3Round 3ITALY WOMEN292♠♠2-1+1
-0.3Round 6BOWLES302♣♣7=+1
-0.3Round 10HOK54♠x♣K-2+0
-0.4Round 4HET WITTE 144♥♦J+1-1
-0.4Round 13CHINA TRINERGY53NT♣4=+1
-0.4Round 15LEIDSCHENHAGE284♠♦Q=-1
-0.5Round 7BC GORKUM104♥♠5+3-17
-0.5Round 8DUTCH SENIORS154♠♠2=-1
-0.5Round 11COMMERCION123♥x♣A-1+5
-0.6Round 7BC GORKUM12♠♠10+2-6
-0.6Round 9CHINA LADIES224♥♠Q=-1
-0.7Round 12DE BOTTON283♦♥A=-1
-0.7Round 13CHINA TRINERGY63♥♣6=-7
-1.0Round 11COMMERCION204♠♣3+2-12
-1.0Round 15LEIDSCHENHAGE294♠♥5+1+0
-1.1Round 1FRENCKEN53♥♣6-2-3
-1.1Round 1FRENCKEN103♠♣4=+0
-1.1Round 13CHINA TRINERGY103♥x♦A-1+9
-1.2Round 15LEIDSCHENHAGE274♠♦K=+1
-1.2Round 15LEIDSCHENHAGE303NT♣9=+2
-1.3Round 1FRENCKEN44♠♦6+1-13
-1.3Round 5PAYEN142♠♦A-2+0
-1.3Round 10HOK13NT♠6=-2
-1.4Round 1FRENCKEN63♣♠A+2+10
-1.4Round 11COMMERCION153NT♦5+2-1
-1.4Round 13CHINA TRINERGY81NT♦5-2-7
-1.5Round 4HET WITTE 135♦♦3-1-3
-1.5Round 6BOWLES295♦x♠A-2+4
-1.5Round 8DUTCH SENIORS163♣♠5=+9
-1.6Round 2RAYNER205♦♠A-3-13
-1.7Round 13CHINA TRINERGY42♣♠J-1+1
-1.7Round 13CHINA TRINERGY73♠♠5+1+1
-1.8Round 2RAYNER133NT♠5+2-13
-2.1Round 1FRENCKEN83♦♠A=+1
-2.1Round 14BULGARIA SENIORS111NT♥6+1-1
-2.2Round 4HET WITTE 164♠♥A+1+0
-2.2Round 6BOWLES224♠♥K-1-10
-2.2Round 10HOK43♠♣A-1+1
-2.2Round 15LEIDSCHENHAGE235♣♥9-1-6
-2.3Round 11COMMERCION134♥♦7+1+0
-2.4Round 9CHINA LADIES273NT♥6+1-4
-2.6Round 1FRENCKEN33NT♠2=+0
-2.7Round 2RAYNER182♦♠2+1+1
-2.7Round 3ITALY WOMEN242♣♥K=-5
-2.7Round 6BOWLES282♠♦7=+0
-3.0Round 1FRENCKEN92♥♣2=+0
-3.2Round 9CHINA LADIES244♠♠8-3-6
-3.5Round 5PAYEN194NT♦2-1-10
-3.7Round 2RAYNER113♦♠7=-5
-3.7Round 8DUTCH SENIORS204♥♣10=+0
-3.7Round 12DE BOTTON296♥♦6=-13
-4.3Round 8DUTCH SENIORS192♠♣10+1-1
-4.3Round 14BULGARIA SENIORS184♠x♥2-1-9
-4.4Round 14BULGARIA SENIORS165♦♠2+1-3
-4.6Round 6BOWLES214♠♦2=-7
-4.8Round 7BC GORKUM43♠♠Q-2-7
-6.0Round 10HOK84♠♣6-2-11
-6.1Round 9CHINA LADIES234♥♦6-1-12
-6.1Round 9CHINA LADIES264♥♦9=+13
-6.8Round 10HOK23♠♦10-2-13
-6.9Round 3ITALY WOMEN262♠♦K-1-6
-7.5Round 10HOK73♥x♦K-1-8
-7.9Round 5PAYEN173NT♦Q=-7
-8.0Round 12DE BOTTON303NT♦T-1-14
-8.5Round 7BC GORKUM95♣♠J-2-11
-8.7Round 11COMMERCION145♦xx♠9-1-12
-8.9Round 12DE BOTTON234♥♣2-1-12
-9.3Round 5PAYEN136♠♣A=+0
-11.0Round 8DUTCH SENIORS135♥♣2-1-12
-11.6Round 4HET WITTE 194♠x♥K-4-12
-13.3Round 4HET WITTE 1107♠♣8-1-17
-13.9Round 10HOK101♥x♣5-4-14