KOWALSKI Dariusz · SLOW HORSES

156rank
+11.4Butler · 100 bds
+0.11per board
±4.8swing
-0.36vs par /bd · #234/360
-0.23adjusted /bd
Butler per round: -24.3 -26.6 1.5 -6.5 36.5 16.1 14.4 6.9 -9.9 3.3by round

vs par split: bidding +0.12 · play -0.48

Strength of schedule: opponents averaged -0.34/bd (an easy draw) → opponent-adjusted -0.23/bd

Card play — on target: opening leads 87.5% #44 of 360 · declarer play 76.0% #105 of 360 · defence 82.2% #261 of 360

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (3)85.7% (21)
Declarer play100.0% (4)71.4% (21)
Defence75.0% (8)83.8% (37)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 85.7% (7) · ♦ 85.7% (7) · ♣ 100.0% (5)

vs par by strain: NT -0.95 (20) · a suit -0.21 (80)

vs par by level: part-score +0.49 (37) · game -0.59 (58) · slam -4.00 (5)

By role: declaring +0.28/bd (-2.58 vs par · 55) · defending -0.10/bd (+2.36 vs par · 45)

By vulnerability: vulnerable +0.59/bd (-0.82 vs par · 51) · not vulnerable -0.38/bd (+0.12 vs par · 49)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1T.SielickiA.Mcintosh – T.PaskeOpen10-24.3-2.43-3.20
Round 2T.SielickiP.Pedani – M.GemignaniClosed10-26.6-2.66-2.90
Round 3T.SielickiA.Kshirsagar – B.DeyClosed10+1.5+0.15+1.70
Round 4T.SielickiL.Leung – J.HuiClosed10-6.5-0.65-2.40
Round 5T.SielickiH.Bentaleb – M.BoutkhilClosed10+36.5+3.65+5.40
Round 6M.WrobelK.Fung – H.LamClosed10+16.1+1.61+3.80
Round 7T.SielickiS.Scata – F.IavicoliOpen10+14.4+1.44-0.40
Round 8T.SielickiJ.Xu – J.OngClosed10+6.9+0.69+1.00
Round 9T.SielickiM.Lanzarotti – A.FranchiOpen10-9.9-0.99-3.80
Round 10T.SielickiK.Hsiao – P.LiuClosed10+3.3+0.33-2.80

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
+13.2Round 3INDIA WOMEN125♥x♠8-3+14
+10.2Round 4BLUBJJL285♥♠4-1+13
+9.8Round 5OUJDA264♠♦J-2+11
+8.8Round 10TPE WOMEN263NT♦8=+0
+8.7Round 9BRENO196♦♥8=-13
+8.4Round 5OUJDA256♠♥5+1+13
+8.0Round 7USA E GETTA253♦x♦2=+11
+8.0Round 8RABONO CALAMIS104♥♦Q=+10
+7.8Round 7USA E GETTA295♥♠A-1+12
+7.1Round 5OUJDA244♠♥J-2+9
+7.1Round 5OUJDA291NT♦10+3+16
+5.5Round 8RABONO CALAMIS14♥♠K=+3
+4.3Round 10TPE WOMEN256♥♣J=+1
+3.8Round 6HKG CHINA COMB125♦♣9-1+9
+3.7Round 1TEAM BLACK92NT♠K=+1
+3.6Round 3INDIA WOMEN162♠♣6-3+2
+3.6Round 8RABONO CALAMIS54♠♥A+2+12
+3.5Round 6HKG CHINA COMB194♥♠A-2+11
+3.5Round 10TPE WOMEN284♥♠3+1+0
+3.4Round 10TPE WOMEN233NT♠J+2-12
+3.3Round 6HKG CHINA COMB153♥♣A+1+10
+3.1Round 8RABONO CALAMIS24♠♥A=+1
+3.0Round 6HKG CHINA COMB162♥♥3=+0
+2.8Round 9BRENO182♠♥3+1+12
+2.7Round 5OUJDA233NT♠K-1+10
+2.6Round 10TPE WOMEN212♥♠3+1+0
+2.5Round 7USA E GETTA234♠♣Q+2-13
+2.4Round 5OUJDA2103♣♥10=-10
+2.4Round 9BRENO204♠x♥8-2-3
+2.3Round 4BLUBJJL275♣♠Q+1-11
+2.2Round 6HKG CHINA COMB183NT♥10+2-10
+2.1Round 3INDIA WOMEN173NT♥J+1+14
+2.1Round 9BRENO171NT♠2+1+0
+2.0Round 2GEMIGNANI34♥♣10+1+0
+1.8Round 5OUJDA274♥♦6=+0
+1.7Round 6HKG CHINA COMB174♠♥K+2+11
+1.5Round 3INDIA WOMEN113♣♣4+2+1
+1.2Round 1TEAM BLACK103♣♦J=+0
+1.2Round 5OUJDA284♠♦7-1+5
+1.1Round 1TEAM BLACK54♥♣A+1+0
+1.0Round 7USA E GETTA243NT♠Q=+0
+1.0Round 9BRENO114♠♣K=-9
+0.9Round 1TEAM BLACK71NT♠2=+5
+0.8Round 7USA E GETTA213NT♥3-1-5
+0.7Round 4BLUBJJL294♥♠9+1+0
+0.7Round 8RABONO CALAMIS71NT♥3+1+0
+0.6Round 2GEMIGNANI13♥x♣A-1+7
+0.6Round 2GEMIGNANI55♥♣A-1+2
+0.5Round 5OUJDA224♠♥4=+0
+0.5Round 7USA E GETTA273♦♣2+1+7
+0.4Round 10TPE WOMEN291NT♣9-1+0
+0.2Round 6HKG CHINA COMB134♠♣K=-3
+0.2Round 7USA E GETTA282♣♠J=-7
-0.1Round 2GEMIGNANI62♠♣3-1-5
-0.2Round 2GEMIGNANI44♠♥7+1+0
-0.2Round 8RABONO CALAMIS43NT♦10-1-6
-0.3Round 6HKG CHINA COMB203♦♥6+2+10
-0.4Round 6HKG CHINA COMB143NT♥J+2+0
-0.5Round 4BLUBJJL263♠♥2=+0
-0.5Round 8RABONO CALAMIS83♣♥J=+1
-0.9Round 6HKG CHINA COMB113♥♥7-2+0
-0.9Round 7USA E GETTA263NT♥3+2-2
-0.9Round 10TPE WOMEN224♠♣K+2+1
-1.1Round 8RABONO CALAMIS61NTx♣K-3-4
-1.3Round 1TEAM BLACK44♥♣10-1+1
-1.5Round 4BLUBJJL232♦♣K=-5
-1.5Round 4BLUBJJL254♥♦6=+1
-1.6Round 8RABONO CALAMIS92♥♦6+2+6
-1.6Round 10TPE WOMEN272♥♠J-2+0
-1.7Round 2GEMIGNANI74♠♦6+2-2
-1.7Round 3INDIA WOMEN194♥♣8=+1
-1.8Round 9BRENO153♥♠2-3+8
-1.9Round 7USA E GETTA223NT♥J=+0
-2.2Round 3INDIA WOMEN185♠♣8=+0
-2.3Round 4BLUBJJL303♦♠5+1-1
-2.5Round 9BRENO134♥♣10=+0
-2.7Round 3INDIA WOMEN154♠♥K+1+0
-2.9Round 2GEMIGNANI84♥♣4-1+2
-3.2Round 4BLUBJJL212♠♥K+1-6
-3.5Round 4BLUBJJL242♠♣K=-6
-3.6Round 1TEAM BLACK63♥♣A-1-6
-3.6Round 7USA E GETTA304♠♦J-3-7
-3.7Round 3INDIA WOMEN142♦♥J-2-6
-4.2Round 2GEMIGNANI94♦♥A-1-12
-4.2Round 3INDIA WOMEN134♥♠3-2-9
-4.2Round 10TPE WOMEN304♥♠Q+2-11
-4.4Round 3INDIA WOMEN204♥♠5-1+0
-4.5Round 5OUJDA212♠♦3=+0
-5.1Round 1TEAM BLACK84♠♣4-2-8
-5.5Round 1TEAM BLACK13♦♠Q+1-1
-5.7Round 1TEAM BLACK33♦♣8+1-10
-6.3Round 9BRENO124♥♣3-1-11
-7.2Round 4BLUBJJL224♥x♦4=-9
-7.6Round 9BRENO144♠♣Q-2-11
-8.2Round 2GEMIGNANI103NT♠K-2-13
-8.7Round 9BRENO164♠♦7=-11
-10.0Round 1TEAM BLACK26♥♦Q-1-14
-10.6Round 8RABONO CALAMIS33NT♦5-2-13
-12.5Round 2GEMIGNANI25♣x♠7+1-8
-13.0Round 10TPE WOMEN246♣x♦A=-7