🇵🇱 CIBOROWSKI Konrad · POLAND

75rank
-42.0Butler · 132 bds
-0.32per board
±4.5swing
-0.51vs par /bd · #73/92
+0.15adjusted /bd
Butler per round: 6.7 -0.6 1 -13.8 -3.7 -3.8 -14.8 -2.5 -3.5 -7.1 0.1by round

vs par split: bidding -0.14 · play -0.35

Strength of schedule: opponents averaged +0.47/bd (a tough draw) → opponent-adjusted +0.15/bd

Card play — on target: opening leads 83.7% #18 of 92 · declarer play 53.8% #81 of 92 · defence 78.8% #63 of 92

Card play by contract type — on target
vs NTvs a suit
Opening leads84.6% (13)83.3% (30)
Declarer play20.0% (5)61.9% (21)
Defence77.3% (22)79.3% (58)

Opening leads by suit led: ♠ 87.5% (8) · ♥ 90.0% (10) · ♦ 75.0% (16) · ♣ 88.9% (9)

vs par by strain: NT +0.49 (35) · a suit -0.84 (96)

vs par by level: part-score -0.49 (59) · game -0.50 (66) · slam -0.33 (6)

By role: declaring -1.07/bd (-2.94 vs par · 52) · defending +0.17/bd (+1.07 vs par · 80)

By vulnerability: vulnerable -0.30/bd (-0.04 vs par · 66) · not vulnerable -0.34/bd (-0.97 vs par · 66)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1K.KowalU.Eren – T.AltunOpen12+6.7+0.56+0.33
Round 3K.KowalM.Soumplis – MALLOSIS AIMILIANOSOpen12-0.6-0.05-1.08
Round 4K.KowalM.Guendel – K.DransfeldOpen12+1.0+0.08-1.67
Round 5K.KowalA.Abragi – M.BertheauOpen12-13.8-1.15-1.17
Round 7K.KowalA.Brogeland – M.AustadClosed12-3.7-0.31-1.42
Round 9K.KowalX.Dai – T.ChenOpen12-3.8-0.32+1.25
Round 10K.KowalD.Tylvad – A.TylvadOpen12-14.8-1.23-1.25
Round 11K.KowalL.Rombaut – A.GallardOpen12-2.5-0.21+1.00
Round 13K.KowalO.Sabbah – D.MsikaOpen12-3.5-0.29+1.75
Round 14K.KowalX.Wang – Q.GanOpen12-7.1-0.59-1.50
Round 17K.KowalC.He – Z.ChengClosed12+0.1+0.01-1.83

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
+16.1Round 14🇨🇳 CHINA 293NTx♦10-6+17
+12.9Round 9🇨🇳 CHINA 376♠x♥Q-2+15
+11.0Round 17🇨🇦 CANADA76NT♦10-1+13
+9.5Round 17🇨🇦 CANADA124♦x♥3-3+8
+9.2Round 4🇩🇪 GERMANY113NT♦6-1+10
+6.5Round 13🇮🇱 ISRAEL74♠♠A-3+5
+6.4Round 1🇹🇷 TURKEY23♥♦2-4-1
+6.0Round 1🇹🇷 TURKEY122♥♦2=+6
+5.8Round 14🇨🇳 CHINA 263NT♦A-2+7
+5.6Round 5🇸🇪 SWEDEN24♥♠8-3+2
+5.5Round 17🇨🇦 CANADA44♥x♦4-3+4
+5.4Round 4🇩🇪 GERMANY103NT♣5-1+12
+5.3Round 4🇩🇪 GERMANY84♥♠8-2-1
+5.2Round 1🇹🇷 TURKEY65♣x♦2-3-3
+5.2Round 5🇸🇪 SWEDEN44♠♥A=+9
+4.8Round 13🇮🇱 ISRAEL114♠♥5+3+14
+4.4Round 13🇮🇱 ISRAEL13NT♥6-1+17
+4.2Round 10🇩🇰 DENMARK74♠♦A+1+1
+4.2Round 11🇫🇷 FRANCE73♥♣3-2+7
+4.0Round 11🇫🇷 FRANCE112NT♦6-1+4
+3.9Round 14🇨🇳 CHINA 242♠x♥K-1+3
+3.6Round 9🇨🇳 CHINA 392♣♥J-4-9
+3.4Round 5🇸🇪 SWEDEN124♥♠Q=+10
+3.3Round 3🇬🇷 GREECE44♠♦3+1+0
+3.2Round 7🇳🇴 NORWAY34♣♥A-2-5
+3.1Round 3🇬🇷 GREECE14♠♥9=-1
+3.1Round 3🇬🇷 GREECE83♥♣9-1+8
+2.9Round 3🇬🇷 GREECE53♥♠6=-2
+2.5Round 7🇳🇴 NORWAY113NT♠4=+0
+2.4Round 7🇳🇴 NORWAY72♥♣A+1+0
+2.4Round 13🇮🇱 ISRAEL124♠♣9=-11
+2.2Round 1🇹🇷 TURKEY53NT♥8+3+2
+2.2Round 9🇨🇳 CHINA 363♥♦4+1+6
+2.2Round 10🇩🇰 DENMARK113♣♠A+2+1
+2.1Round 1🇹🇷 TURKEY84♠♠7+3+2
+2.1Round 1🇹🇷 TURKEY114♥♦2+2+1
+2.1Round 9🇨🇳 CHINA 3122♥♣10=+5
+2.0Round 7🇳🇴 NORWAY91♠♦5=+5
+2.0Round 10🇩🇰 DENMARK85♦♣4-2+5
+2.0Round 17🇨🇦 CANADA64♠♦J+1+0
+1.9Round 17🇨🇦 CANADA113♥x♣J-1+0
+1.5Round 4🇩🇪 GERMANY62♠♠2+1+0
+1.4Round 5🇸🇪 SWEDEN52♠♦A=+8
+1.4Round 11🇫🇷 FRANCE41NTx♣Q=+1
+1.3Round 11🇫🇷 FRANCE95♦♥K-1+5
+1.2Round 4🇩🇪 GERMANY124♥♠2=-1
+1.2Round 7🇳🇴 NORWAY22♠♦J-2+5
+1.2Round 9🇨🇳 CHINA 324♥♥6+1+1
+1.1Round 7🇳🇴 NORWAY104♠♣5-1+6
+0.9Round 9🇨🇳 CHINA 355♠♦5+1+13
+0.9Round 13🇮🇱 ISRAEL83♠x♦K-1+0
+0.8Round 10🇩🇰 DENMARK61NT♥5=-1
+0.8Round 13🇮🇱 ISRAEL63♣♣7=+0
+0.6Round 9🇨🇳 CHINA 384♠♥9=+0
+0.6Round 10🇩🇰 DENMARK14♥♣A=-1
+0.6Round 10🇩🇰 DENMARK33NT♠7+1+0
+0.5Round 4🇩🇪 GERMANY22♦♥Q=+1
+0.4Round 4🇩🇪 GERMANY94♠♥4+2-13
+0.4Round 14🇨🇳 CHINA 2123♥♠4-2-3
+0.3Round 3🇬🇷 GREECE24♥♠K=-1
+0.3Round 14🇨🇳 CHINA 252♦♠J+1+7
+0.2Round 3🇬🇷 GREECE33NT♣4+2+14
+0.1Round 5🇸🇪 SWEDEN102♠♣9=-1
+0.1Round 11🇫🇷 FRANCE21NT♥5=+9
-0.0Round 3🇬🇷 GREECE74♠♦A=-3
-0.1Round 7🇳🇴 NORWAY13♠♥K-1-6
-0.4Round 9🇨🇳 CHINA 3101NT♣5+1+0
-0.5Round 7🇳🇴 NORWAY52♥♦4+1+0
-0.8Round 1🇹🇷 TURKEY44♠♠9=+1
-0.8Round 1🇹🇷 TURKEY74♥♦2+1+0
-0.8Round 10🇩🇰 DENMARK101NT♥5+1+1
-0.9Round 13🇮🇱 ISRAEL33♦♥8=+0
-1.0Round 9🇨🇳 CHINA 313♣♥9+1-1
-1.0Round 11🇫🇷 FRANCE14♥♠J=-8
-1.1Round 11🇫🇷 FRANCE52NT♠9=+0
-1.2Round 3🇬🇷 GREECE113♠♥6+1-1
-1.6Round 1🇹🇷 TURKEY13♥♠5-1-4
-1.6Round 7🇳🇴 NORWAY44♠♦6+1+0
-1.6Round 11🇫🇷 FRANCE84♥♠8=+0
-1.6Round 11🇫🇷 FRANCE124♠♣5+1+0
-1.8Round 10🇩🇰 DENMARK42♥♦J=+0
-1.8Round 14🇨🇳 CHINA 22Pass-3
-2.0Round 11🇫🇷 FRANCE61NT♥2=+0
-2.2Round 5🇸🇪 SWEDEN62♦♥K+1+0
-2.3Round 3🇬🇷 GREECE94♥♥5=+0
-2.4Round 4🇩🇪 GERMANY13♥♣8-3-6
-2.4Round 7🇳🇴 NORWAY123♣♥K-1-2
-2.5Round 10🇩🇰 DENMARK122♥♠K+2-8
-2.5Round 14🇨🇳 CHINA 273NT♣5-2-8
-2.6Round 11🇫🇷 FRANCE101NT♠4=-5
-2.7Round 9🇨🇳 CHINA 332♦♦7+1+0
-3.0Round 17🇨🇦 CANADA52♥♠Q-1+0
-3.1Round 13🇮🇱 ISRAEL42♦♥Q-2+10
-3.2Round 3🇬🇷 GREECE124♠x♣A-1-6
-3.2Round 13🇮🇱 ISRAEL23NT♠4+2+0
-3.2Round 17🇨🇦 CANADA102♥♠K+2-10
-3.4Round 3🇬🇷 GREECE64♥x♦K-2-18
-3.4Round 3🇬🇷 GREECE103NT♣Q+3-3
-3.4Round 4🇩🇪 GERMANY47NT♠A-1-14
-3.4Round 10🇩🇰 DENMARK53♥♣A=-7
-3.4Round 17🇨🇦 CANADA93♣x♠A-1-6
-3.5Round 5🇸🇪 SWEDEN84♥♠A+1-8
-3.5Round 14🇨🇳 CHINA 233NT♥J+1+0
-3.6Round 5🇸🇪 SWEDEN33NT♥2-2-11
-3.6Round 11🇫🇷 FRANCE32♠♥6+1-1
-3.7Round 5🇸🇪 SWEDEN91NT♦J+2-1
-3.8Round 1🇹🇷 TURKEY34♠♦A+1+0
-3.8Round 14🇨🇳 CHINA 2114♥♦5=-3
-4.1Round 1🇹🇷 TURKEY93NT♣J=+0
-4.1Round 17🇨🇦 CANADA82NT♠8+1-1
-4.2Round 13🇮🇱 ISRAEL92♠♦5=-9
-4.4Round 17🇨🇦 CANADA12NT♠4-1-11
-4.5Round 4🇩🇪 GERMANY34♠♥2+1-1
-4.5Round 13🇮🇱 ISRAEL54♠♣Q-1-5
-4.6Round 5🇸🇪 SWEDEN71NT♣A-2-3
-4.8Round 17🇨🇦 CANADA24♠♣3=-12
-5.1Round 4🇩🇪 GERMANY71♦♥A-1+1
-5.3Round 5🇸🇪 SWEDEN115♣x♣5-1-11
-5.3Round 14🇨🇳 CHINA 286♠♣6-1-11
-5.4Round 14🇨🇳 CHINA 213NT♠3-2-11
-5.6Round 7🇳🇴 NORWAY84♠♦K+2-14
-5.9Round 7🇳🇴 NORWAY62♦♣K=-6
-6.2Round 1🇹🇷 TURKEY104♥♦2=+0
-6.6Round 5🇸🇪 SWEDEN14♠♣A=-8
-6.8Round 9🇨🇳 CHINA 343NT♥3=+0
-6.9Round 17🇨🇦 CANADA37♦x♣A-4-7
-7.1Round 4🇩🇪 GERMANY54♥♠8=-8
-7.4Round 13🇮🇱 ISRAEL103NT♠J=+0
-8.1Round 10🇩🇰 DENMARK23NT♣5-2-8
-8.6Round 10🇩🇰 DENMARK96♣♠J=+2
-11.3Round 14🇨🇳 CHINA 2103NT♦J-2-13
-16.4Round 9🇨🇳 CHINA 3112♣x♣Q-7-15