COHLER Gary · WOLFSON

89rank
-37.9Butler · 112 bds
-0.34per board
±4.5swing
+0.33vs par /bd · #29/120
-0.10adjusted /bd
Butler per round: -21.4 17.3 1 -7.5 -6.1 -0.6 -1.9 -18.7by round

vs par split: bidding +0.81 · play -0.45

Strength of schedule: opponents averaged +0.23/bd (a tough draw) → opponent-adjusted -0.10/bd

Card play — on target: opening leads 83.3% #54 of 120 · declarer play 77.8% #45 of 120 · defence 89.4% #40 of 120

Bidding activity — not a pass: 36.9% #113 of 120 (113/306)

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (8)85.7% (28)
Declarer play71.4% (7)80.0% (20)
Defence90.9% (11)89.1% (55)

Opening leads by suit led: ♠ 70.0% (10) · ♥ 90.0% (10) · ♦ 83.3% (6) · ♣ 90.0% (10)

vs par by strain: NT +0.27 (22) · a suit +0.38 (89)

vs par by level: part-score +0.29 (45) · game -0.10 (59) · slam +4.71 (7)

By role: declaring -0.26/bd (-2.62 vs par · 45) · defending -0.39/bd (+2.39 vs par · 66)

By vulnerability: vulnerable +0.47/bd (+1.32 vs par · 56) · not vulnerable -1.15/bd (-0.66 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1N.SilvermanA.Duczmalewski – M.SawickaClosed14-21.4-1.53+1.14
Round 3N.SilvermanD.Simson – E.RodwellOpen14+17.3+1.24+0.21
Round 4N.SilvermanA.Twardowski – R.PalaszClosed14+1.0+0.07+1.36
Round 5N.SilvermanI.Grynczewski – D.ZembrzuskiOpen14-7.5-0.54+0.36
Round 7N.SilvermanA.De Mel – K.RamaratnamOpen14-6.1-0.44+0.07
Round 8N.SilvermanZ.Mahmood – B.BramleyClosed14-0.6-0.04-0.57
Round 9N.SilvermanG.Venkatesh – A.PadhyeOpen14-1.9-0.14+1.29
Round 11N.SilvermanG.Duboin – P.CronierClosed14-18.7-1.34-1.21

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
+12.0Round 8MILNER176♣♥7-1+14
+11.4Round 3SIMSON46NT♥J-1+20
+10.2Round 1KBS LEGIONOWO34♠♦2-1+10
+9.1Round 1KBS LEGIONOWO64♥♣A-1+10
+8.6Round 9TEXAN ACES43NT♥2+1+10
+7.2Round 7OMEGA42♠♥8+3-2
+7.0Round 8MILNER284♠x♥Q-3-3
+6.3Round 5MISFIT44♥♣6-1+12
+6.1Round 11ZIMMERMANN65♠x♦J-1+7
+5.9Round 4PKB POZNAN184♠♣A+1+4
+4.7Round 3SIMSON85♦♥4=-1
+4.5Round 8MILNER204♠♣2-2+8
+4.1Round 9TEXAN ACES134♠♣Q=+0
+4.0Round 3SIMSON124♥♠2+1+1
+3.7Round 3SIMSON34♥♣2-1+5
+3.7Round 5MISFIT35♣♣4+2-13
+3.4Round 11ZIMMERMANN43♣♠Q=+6
+3.3Round 7OMEGA145♥♠A-2+0
+3.0Round 5MISFIT121NT♥Q=+5
+3.0Round 7OMEGA122♠♥2+1+8
+3.0Round 11ZIMMERMANN113♣♦K=+5
+2.9Round 4PKB POZNAN174♥♠9+1+1
+2.7Round 7OMEGA103NT♠3+2+0
+2.6Round 9TEXAN ACES53♥♦A-1+5
+2.6Round 9TEXAN ACES114♥♦7+1+0
+2.5Round 3SIMSON62♠♣6-2-5
+2.3Round 4PKB POZNAN234♠♠T-1+6
+2.3Round 4PKB POZNAN253♦♥2+1+0
+2.3Round 5MISFIT53♥♦J-1+5
+2.2Round 8MILNER182♥♣K=+7
+2.1Round 4PKB POZNAN283♠♥6=+1
+2.0Round 11ZIMMERMANN84♥♦Q=+3
+1.9Round 3SIMSON14♣♥K-1+4
+1.8Round 8MILNER262♥♦8-1+0
+1.8Round 9TEXAN ACES71♠♥7+3+10
+1.6Round 1KBS LEGIONOWO93♠♥A+1+6
+1.4Round 9TEXAN ACES101♥♠9+2+0
+1.3Round 4PKB POZNAN161NT♠2-1+0
+1.0Round 9TEXAN ACES33♦♠A-1-2
+1.0Round 11ZIMMERMANN131NT♦Q+1+1
+0.9Round 4PKB POZNAN273♠♣A+1-6
+0.9Round 8MILNER224♠♥K+2-11
+0.8Round 4PKB POZNAN212♠♣5+1+0
+0.7Round 9TEXAN ACES64♥♠K+2+11
+0.5Round 7OMEGA64♥♦A=+0
+0.4Round 3SIMSON23♥♦Q-1-5
+0.4Round 4PKB POZNAN202♠♦A=+1
+0.3Round 1KBS LEGIONOWO104♥♠A+1+0
+0.3Round 5MISFIT23NT♥J=+0
+0.2Round 7OMEGA21NT♠4+2-1
+0.2Round 8MILNER163NT♣A=-1
+0.1Round 11ZIMMERMANN144♠♣K-2+0
-0.0Round 3SIMSON74♥♦K=+0
-0.0Round 5MISFIT114♠♥4=+0
+0.0Round 11ZIMMERMANN12♠♠7+2-1
-0.1Round 7OMEGA93NT♠8+3+13
-0.2Round 3SIMSON114♥♣K+1+0
-0.2Round 5MISFIT142♦♥J=-1
-0.2Round 7OMEGA84♥♣7=+0
-0.2Round 7OMEGA136NT♠8+1+13
-0.3Round 8MILNER272♦♠5-1-2
-0.4Round 1KBS LEGIONOWO14♥♠6+3+10
-0.7Round 5MISFIT1Pass-3
-0.7Round 8MILNER253NT♦6+2+0
-0.7Round 9TEXAN ACES122NT♠3+1+4
-0.8Round 1KBS LEGIONOWO52♠♦Q=+1
-0.8Round 11ZIMMERMANN73NT♠Q+2+0
-1.0Round 3SIMSON54♥♦2+2-1
-1.0Round 3SIMSON136♥♥4+1-13
-1.2Round 1KBS LEGIONOWO112NT♥2=-7
-1.3Round 11ZIMMERMANN22♠♣K=+0
-1.4Round 5MISFIT101NT♣A+2-10
-1.5Round 3SIMSON102♣♦Q=-2
-1.6Round 5MISFIT91♠♦6+3+6
-1.7Round 7OMEGA53♦♥T-1+0
-1.9Round 3SIMSON144♠♦Q+1+0
-1.9Round 11ZIMMERMANN52♥♠J+1+0
-1.9Round 11ZIMMERMANN122♠♣J=-5
-2.2Round 4PKB POZNAN242NT♠J-1+1
-2.4Round 4PKB POZNAN154♠♣J=+1
-2.5Round 1KBS LEGIONOWO43♠♥5=+0
-2.7Round 1KBS LEGIONOWO134♠x♥A+3+13
-2.8Round 8MILNER213♥♥7-2-2
-3.0Round 1KBS LEGIONOWO124♥♣A+1+0
-3.2Round 9TEXAN ACES145♣♦A-1-2
-3.3Round 9TEXAN ACES23NT♦2=+1
-3.5Round 7OMEGA33♣♥8=-6
-3.7Round 9TEXAN ACES83♠♦8+1-1
-3.8Round 4PKB POZNAN196♣♠5+1+13
-3.8Round 5MISFIT74♥♥6+1+10
-4.2Round 11ZIMMERMANN104♠x♦K-1-8
-4.3Round 4PKB POZNAN263♣x♣3-1+7
-4.3Round 7OMEGA14♥♠3-1-10
-4.4Round 5MISFIT134♠♣T+3+12
-5.0Round 5MISFIT65♦x♥A=-4
-5.2Round 4PKB POZNAN224♥♦Q-1-10
-5.2Round 8MILNER233NT♥Q-1-12
-5.3Round 9TEXAN ACES14♠♣J-3-6
-5.6Round 1KBS LEGIONOWO24♠♥A+2+3
-5.7Round 3SIMSON92♠♥K=+0
-6.0Round 5MISFIT86NT♠8-1-14
-6.0Round 8MILNER243NT♣5=-6
-6.3Round 7OMEGA75♦♠A+2-14
-6.7Round 7OMEGA114♠♣2=+0
-6.9Round 8MILNER194♠♥A=+0
-7.3Round 8MILNER156♠♣8=+0
-7.6Round 1KBS LEGIONOWO84♥♣A=-8
-8.5Round 9TEXAN ACES93♠♥A=-12
-9.0Round 1KBS LEGIONOWO74♠x♥7=-11
-9.1Round 11ZIMMERMANN34♥♠K+1-11
-9.8Round 1KBS LEGIONOWO143NT♣T-2-11
-15.1Round 11ZIMMERMANN95♦x♠Q-6-14