🇵🇱 BIZON Piotr · POLAND

57rank
+15.8Butler · 196 bds
+0.08per board
±4.4swing
-0.14vs par /bd · #85/138
-0.03adjusted /bd
Butler per round: -16.5 33.5 1.2 -20.1 -1.4 14 -25.2 -21.3 10.8 10.1 21.4 8 7.3 -6by round

vs par split: bidding -0.40 · play +0.26

Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted -0.03/bd

Card play — on target: opening leads 78.8% #87 of 138 · declarer play 74.5% #71 of 138 · defence 86.5% #61 of 138

Bidding activity — not a pass: 43.0% #65 of 138 (234/544)

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (8)84.1% (44)
Declarer play64.3% (14)78.8% (33)
Defence91.7% (24)85.0% (80)

Opening leads by suit led: ♠ 77.8% (9) · ♥ 85.7% (14) · ♦ 80.0% (15) · ♣ 71.4% (14)

vs par by strain: NT -1.00 (50) · a suit +0.15 (146)

vs par by level: part-score +0.43 (65) · game -0.47 (120) · slam +0.00 (11)

By role: declaring +0.39/bd (-2.55 vs par · 92) · defending -0.19/bd (+1.99 vs par · 104)

By vulnerability: vulnerable +0.83/bd (+0.01 vs par · 98) · not vulnerable -0.66/bd (-0.30 vs par · 98)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1M.BlatG.Cambournac – A.BelkouchOpen14-16.5-1.18-2.64
Round 3M.BlatP.Yeung – K.ChiuClosed14+33.5+2.39+3.50
Round 4M.BlatK.Yamada – T.ImakuraClosed14+1.2+0.09+0.50
Round 5M.BlatM.El Baz – A.AzzamOpen14-20.1-1.44+1.07
Round 6M.BlatM.Cornell – G.TislevollClosed14-1.4-0.10-0.29
Round 9M.BlatT.Bergdahl – J.OstbergClosed14+14.0+1.00+2.21
Round 11M.BlatJ.Shivdasani – B.SatyanarayanaClosed14-25.2-1.80-4.43
Round 12M.BlatH.Berger – P.ZelnikOpen14-21.3-1.52-1.14
Round 15M.BlatD.Jacob – P.KlimowiczOpen14+10.8+0.77-0.07
Round 16M.BlatC.Lucena – M.MacriClosed14+10.1+0.72-1.07
Round 19M.BlatK.Haque – J.HaqueOpen14+21.4+1.53+0.57
Round 20M.BlatR.Chamberlain – P.ShieldsOpen14+8.0+0.57-1.71
Round 22M.BlatJ.Wolfson – S.GarnerClosed14+7.3+0.52+0.86
Round 23M.BlatZ.Mahmood – A.SontagClosed14-6.0-0.43+0.64

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
+12.7Round 16🇦🇷 ARGENTINA206♥♣A=+0
+10.5Round 15🇨🇦 CANADA124♠♦A+2+11
+10.0Round 19🇧🇩 BANGLADESH106♠x♣K-1+20
+9.8Round 11🇮🇳 INDIA33NT♣9=+0
+9.6Round 19🇧🇩 BANGLADESH45♦♣9=-13
+9.5Round 9🇸🇪 SWEDEN104♠x♣A-3+12
+9.4Round 22🇺🇸 USA1184♠♥3-1+13
+9.3Round 15🇨🇦 CANADA24♠x♣J=+7
+8.2Round 4🇯🇵 JAPAN285♥x♠K-3+8
+8.1Round 1🇲🇦 MOROCCO74♥♦A+1+0
+8.1Round 1🇲🇦 MOROCCO134♠♥3-3+4
+7.8Round 12🇦🇹 AUSTRIA234♥♠7-2+8
+7.4Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND185♦x♠3-2+11
+7.3Round 3🇭🇰 HONG KONG CHINA33NT♦7-2+11
+7.3Round 16🇦🇷 ARGENTINA285♥♦7=+4
+7.0Round 3🇭🇰 HONG KONG CHINA83NT♥9-1+10
+7.0Round 19🇧🇩 BANGLADESH63♥♠K+1+10
+6.8Round 16🇦🇷 ARGENTINA196♠♦T=-11
+6.7Round 9🇸🇪 SWEDEN52♥♦J+3+13
+6.3Round 23🇺🇸 USA2127♥xx♦T-1+17
+6.0Round 22🇺🇸 USA1234♠♥6+1+11
+5.9Round 4🇯🇵 JAPAN264♥♦K+1+10
+5.7Round 3🇭🇰 HONG KONG CHINA132♥♦7-1+6
+5.1Round 3🇭🇰 HONG KONG CHINA115♦♠K-1+10
+5.0Round 6🇳🇿 NEW ZEALAND283NT♠8+2+1
+4.9Round 9🇸🇪 SWEDEN24♠♥K-1-2
+4.8Round 9🇸🇪 SWEDEN33NT♥6-1+12
+4.7Round 6🇳🇿 NEW ZEALAND213♦♣K+2+6
+4.7Round 11🇮🇳 INDIA13NT♣7-3+11
+4.6Round 6🇳🇿 NEW ZEALAND204♠♥5=+1
+4.3Round 15🇨🇦 CANADA132♥♠J+1+0
+4.2Round 19🇧🇩 BANGLADESH84♦♥6=+0
+4.0Round 5🇪🇬 EGYPT94♥♣3+1+1
+4.0Round 19🇧🇩 BANGLADESH93♠♦K-1+12
+4.0Round 22🇺🇸 USA1202♠♣Q=-1
+3.9Round 9🇸🇪 SWEDEN94♥♦A-1+5
+3.6Round 6🇳🇿 NEW ZEALAND232♥♦6+1+12
+3.3Round 1🇲🇦 MOROCCO44♥♦A-2+2
+3.1Round 3🇭🇰 HONG KONG CHINA14♥♠T=+0
+3.0Round 19🇧🇩 BANGLADESH14♥♥J+1+1
+2.9Round 5🇪🇬 EGYPT42♠♥6=+0
+2.8Round 15🇨🇦 CANADA82♥♥6+1+0
+2.8Round 16🇦🇷 ARGENTINA225♦x♣K=+4
+2.7Round 9🇸🇪 SWEDEN83♥♥9=+1
+2.6Round 6🇳🇿 NEW ZEALAND243NT♥6+2+2
+2.6Round 16🇦🇷 ARGENTINA275♠♦6=+11
+2.6Round 19🇧🇩 BANGLADESH144♠♥A-1+4
+2.5Round 23🇺🇸 USA223♦♦2+2+2
+2.4Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND282♠♣A-3+1
+2.3Round 3🇭🇰 HONG KONG CHINA23NT♥T-1+6
+2.3Round 11🇮🇳 INDIA43NT♠T+1+4
+2.2Round 4🇯🇵 JAPAN203♣♦7+1+1
+2.0Round 3🇭🇰 HONG KONG CHINA105♦♠A=+13
+1.9Round 6🇳🇿 NEW ZEALAND222♥♣6=+5
+1.9Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND173NT♠6+4-10
+1.8Round 4🇯🇵 JAPAN242♠♥T+2+1
+1.8Round 22🇺🇸 USA1272♠♣K+2+7
+1.7Round 23🇺🇸 USA273♦♥A-2+3
+1.6Round 19🇧🇩 BANGLADESH134♠♦6+1+0
+1.6Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND161NT♠6=-1
+1.5Round 3🇭🇰 HONG KONG CHINA63NT♦J+1-12
+1.4Round 23🇺🇸 USA261NT♣6=+5
+1.3Round 5🇪🇬 EGYPT23NT♣5+3+11
+1.3Round 15🇨🇦 CANADA144♥♣A=-1
+1.2Round 4🇯🇵 JAPAN163NT♥8+1+1
+1.2Round 12🇦🇹 AUSTRIA224♠♣A+1+0
+1.2Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND224♥♦9+1+0
+1.2Round 23🇺🇸 USA294♠♥9=-1
+1.1Round 9🇸🇪 SWEDEN41NT♦Q=+0
+1.0Round 3🇭🇰 HONG KONG CHINA44♥♠T+3+2
+1.0Round 3🇭🇰 HONG KONG CHINA72♥♦A+2+8
+1.0Round 4🇯🇵 JAPAN193♦♠3=+6
+1.0Round 6🇳🇿 NEW ZEALAND253NT♠Q+1+0
+1.0Round 15🇨🇦 CANADA73♣♥6-2-9
+0.9Round 11🇮🇳 INDIA91NT♥A=-1
+0.9Round 22🇺🇸 USA1194♣♦4-2+0
+0.7Round 12🇦🇹 AUSTRIA155♦♦T-2+0
+0.6Round 1🇲🇦 MOROCCO94♥♦K+1+11
+0.6Round 3🇭🇰 HONG KONG CHINA141NT♥7=+8
+0.6Round 12🇦🇹 AUSTRIA174♠♥Q+1+0
+0.6Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND214♥♠A+1-13
+0.6Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND264♠♥3+1+0
+0.5Round 1🇲🇦 MOROCCO35♦♠A+1-10
+0.5Round 3🇭🇰 HONG KONG CHINA122♠♦K+1-7
+0.5Round 16🇦🇷 ARGENTINA162♥♣2-1-1
+0.5Round 16🇦🇷 ARGENTINA234♥♣J+1-13
+0.5Round 22🇺🇸 USA1214♠♥Q+1+0
+0.5Round 22🇺🇸 USA1241NT♦6=+5
+0.3Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND233NT♠7+2+0
+0.2Round 5🇪🇬 EGYPT113♥♦A=+6
+0.1Round 4🇯🇵 JAPAN234♠♦4+1-13
+0.1Round 4🇯🇵 JAPAN273♣♠T-1+6
+0.1Round 15🇨🇦 CANADA104♠♦4+1+0
+0.1Round 22🇺🇸 USA1173♥♦8=-7
+0.0Round 1🇲🇦 MOROCCO54♠♠9+1+0
+0.0Round 5🇪🇬 EGYPT15♥♣K-1-2
-0.0Round 5🇪🇬 EGYPT54♥♥4=+1
+0.0Round 5🇪🇬 EGYPT104♠♦8=+0
-0.0Round 9🇸🇪 SWEDEN64♠♥8=+0
-0.0Round 12🇦🇹 AUSTRIA204♠♥K+1-13
-0.0Round 12🇦🇹 AUSTRIA274♥♠Q=+11
+0.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND202♥♠3+3+10
+0.0Round 22🇺🇸 USA1224♠♥K-1+8
+0.0Round 23🇺🇸 USA213NT♥2+2+10
+0.0Round 23🇺🇸 USA284♥♦Q+1+0
-0.0Round 23🇺🇸 USA2131NT♣5=+1
-0.1Round 19🇧🇩 BANGLADESH23NT♠3+1+0
-0.2Round 9🇸🇪 SWEDEN124♠♣J=+0
-0.2Round 19🇧🇩 BANGLADESH114♦♥9-2-1
-0.2Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND152♥♠A+1-1
-0.2Round 23🇺🇸 USA244♥♥9+1+0
-0.3Round 3🇭🇰 HONG KONG CHINA53NT♣7+2+0
-0.3Round 23🇺🇸 USA233NT♠9+1+0
-0.4Round 22🇺🇸 USA1254♥♦K=+1
-0.5Round 5🇪🇬 EGYPT133♦♥Q=+0
-0.5Round 22🇺🇸 USA1154♥♣6=-1
-0.6Round 15🇨🇦 CANADA42♥♣9=+0
-0.7Round 11🇮🇳 INDIA82NT♠5-1-3
-0.7Round 12🇦🇹 AUSTRIA194♠♥A=-3
-0.7Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND193♣♦J-2+1
-0.8Round 4🇯🇵 JAPAN184♥♣6+1+11
-0.8Round 16🇦🇷 ARGENTINA253♣x♠A-2+8
-0.9Round 5🇪🇬 EGYPT34♠♠9=+0
-0.9Round 9🇸🇪 SWEDEN133NT♦4+1+1
-1.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND244♥♣9+1-1
-1.0Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND254♠♦Q+2-11
-1.1Round 15🇨🇦 CANADA93♦♣3=+1
-1.2Round 4🇯🇵 JAPAN173NT♦T=-2
-1.2Round 11🇮🇳 INDIA134♥♥3-1-1
-1.3Round 12🇦🇹 AUSTRIA262♥♣Q=+0
-1.5Round 1🇲🇦 MOROCCO143NT♣2+2-1
-1.6Round 1🇲🇦 MOROCCO83NT♠J=+1
-1.6Round 6🇳🇿 NEW ZEALAND272♥♣5-1-4
-1.6Round 23🇺🇸 USA2103♠♣2-2-7
-1.7Round 5🇪🇬 EGYPT64♠♣6+1-1
-1.7Round 11🇮🇳 INDIA114NT♠9=-10
-1.8Round 6🇳🇿 NEW ZEALAND182♠♣K+1-1
-1.8Round 19🇧🇩 BANGLADESH125♣♠K+1-10
-1.9Round 4🇯🇵 JAPAN154♥♦Q=-11
-1.9Round 4🇯🇵 JAPAN222♠♦T-2+0
-1.9Round 22🇺🇸 USA1283♣♥K=+1
-2.0Round 1🇲🇦 MOROCCO104♥♠8=+0
-2.0Round 12🇦🇹 AUSTRIA164♠♦6+1+0
-2.0Round 15🇨🇦 CANADA31NT♣A-2+1
-2.1Round 15🇨🇦 CANADA14♥♦A=+1
-2.2Round 1🇲🇦 MOROCCO63♥♠Q-2-8
-2.3Round 11🇮🇳 INDIA103♣♠K+3-15
-2.3Round 15🇨🇦 CANADA54♠x♥6-3-4
-2.7Round 6🇳🇿 NEW ZEALAND192♥♦J-1-1
-2.8Round 11🇮🇳 INDIA63NT♠7-2-6
-2.8Round 16🇦🇷 ARGENTINA153♣♠4+1+0
-3.1Round 9🇸🇪 SWEDEN73NT♦3=+1
-3.1Round 9🇸🇪 SWEDEN113NT♦6+2+0
-3.1Round 12🇦🇹 AUSTRIA283♦♦2=+1
-3.3Round 3🇭🇰 HONG KONG CHINA93♣♥4-1-6
-3.4Round 19🇧🇩 BANGLADESH54♠♣T-2-3
-3.5Round 9🇸🇪 SWEDEN15♥♠8-1-11
-3.7Round 6🇳🇿 NEW ZEALAND165♥♠A=-11
-3.7Round 11🇮🇳 INDIA22♠♠8-1-3
-3.7Round 12🇦🇹 AUSTRIA213♥♣2-1-6
-3.7Round 16🇦🇷 ARGENTINA213♠♦3=+0
-3.7Round 16🇦🇷 ARGENTINA263NT♠9=-10
-3.8Round 6🇳🇿 NEW ZEALAND262♥♣3=-6
-3.8Round 16🇦🇷 ARGENTINA243NT♥K-3-7
-4.0Round 16🇦🇷 ARGENTINA183♥♠9=+0
-4.2Round 4🇯🇵 JAPAN213NT♥J=-7
-4.3Round 15🇨🇦 CANADA113NT♠6-1-8
-4.3Round 16🇦🇷 ARGENTINA174♥♦2=+0
-4.5Round 5🇪🇬 EGYPT73NT♦5-1-6
-4.6Round 12🇦🇹 AUSTRIA183NT♥7+4-3
-4.8Round 5🇪🇬 EGYPT126♥♠5+1+11
-5.0Round 1🇲🇦 MOROCCO24♠♥2-1-10
-5.0Round 11🇮🇳 INDIA123NT♦K-1-12
-5.1Round 20🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273NT♦6-1-10
-5.2Round 5🇪🇬 EGYPT83NT♣Q-3-6
-5.3Round 1🇲🇦 MOROCCO13NT♣A-2-5
-5.3Round 23🇺🇸 USA2116♥♦6=-5
-5.4Round 22🇺🇸 USA1163NT♥Q-2-13
-5.5Round 6🇳🇿 NEW ZEALAND174♥♣Q=-8
-5.5Round 12🇦🇹 AUSTRIA247♥♥J=+0
-5.7Round 6🇳🇿 NEW ZEALAND154♠♠6=+0
-5.7Round 19🇧🇩 BANGLADESH72♠♥Q=-12
-5.8Round 23🇺🇸 USA2142♠♦8+1-11
-5.9Round 23🇺🇸 USA255♣♠A-2-5
-6.1Round 15🇨🇦 CANADA65♣x♥6-1+0
-7.2Round 11🇮🇳 INDIA72♣♠8-5-8
-7.7Round 22🇺🇸 USA1264♥♦K-1-12
-8.0Round 11🇮🇳 INDIA53NT♥6=-7
-8.8Round 9🇸🇪 SWEDEN143NT♣3+3-1
-9.3Round 4🇯🇵 JAPAN255♥♣6=-4
-9.4Round 19🇧🇩 BANGLADESH34♠♣6=+0
-9.7Round 1🇲🇦 MOROCCO126♠♥A-2-11
-9.8Round 1🇲🇦 MOROCCO116♦♣A-1-10
-10.3Round 11🇮🇳 INDIA143NTxx♥9=-11
-10.7Round 12🇦🇹 AUSTRIA256♠♥K-1-11
-10.9Round 5🇪🇬 EGYPT147♥♥T=+0