🇸🇲 BERTAZZONI Maurizio · SAN MARINO

81rank
-110.9Butler · 160 bds
-0.69per board
±4.8swing
-0.96vs par /bd · #79/86
-0.52adjusted /bd
Butler per round: -5.5 -7.3 -24.2 9.2 -30.7 -15.1 -0.2 -12.7 -6 -18.4by round

vs par split: bidding -0.49 · play -0.47

Strength of schedule: opponents averaged +0.18/bd (a tough draw) → opponent-adjusted -0.52/bd

Card play — on target: opening leads 75.6% #69 of 86 · declarer play 53.7% #85 of 86 · defence 78.8% #75 of 86

Card play by contract type — on target
vs NTvs a suit
Opening leads71.4% (14)77.4% (31)
Declarer play40.0% (15)61.5% (26)
Defence82.1% (28)77.2% (57)

Opening leads by suit led: ♠ 90.9% (11) · ♥ 72.7% (11) · ♦ 62.5% (8) · ♣ 73.3% (15)

vs par by strain: NT -1.90 (58) · a suit -0.43 (102)

vs par by level: part-score -1.13 (68) · game -1.15 (86) · slam +3.67 (6)

By role: declaring -1.26/bd (-3.81 vs par · 75) · defending -0.20/bd (+1.55 vs par · 85)

By vulnerability: vulnerable -0.38/bd (-0.86 vs par · 80) · not vulnerable -1.01/bd (-1.06 vs par · 80)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1G.BartolacelliS.Ahamed – D.HanzalaClosed16-5.5-0.34-0.31
Round 3G.BartolacelliJ.Chung – C.LiuClosed16-7.3-0.46-0.81
Round 4G.BartolacelliN.Nickell – R.KatzClosed16-24.2-1.51-1.06
Round 6G.BartolacelliJ.Campos – M.Villas-BoasClosed16+9.2+0.57+1.44
Round 8G.BartolacelliA.Zmudzinski – C.BalickiClosed16-30.7-1.92-2.94
Round 9G.BartolacelliJ.Rombaut – C.LorenziniClosed16-15.1-0.94-3.12
Round 10G.BartolacelliT.Gheewala – H.AskariClosed16-0.2-0.01+0.81
Round 11G.BartolacelliS.Sester – V.LevenkoClosed16-12.7-0.79-2.00
Round 13G.BartolacelliC.Terraneo – A.LindermannClosed16-6.0-0.38+0.94
Round 15G.BartolacelliK.Lung – V.LiClosed16-18.4-1.15-2.56

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
+10.2Round 1🇧🇩 BANGLADESH134♥x♠5=+7
+10.2Round 15🇭🇰 CHINA HONG KONG92♦♦2+3+11
+10.1Round 6🇧🇷 BRAZIL224♠♥3-1+12
+9.8Round 10🇵🇰 PAKISTAN263NT♠10-1+6
+9.6Round 8🇵🇱 POLAND184♥♣A=+11
+9.2Round 9🇫🇷 FRANCE144♠♣3-1+10
+8.5Round 11🇪🇪 ESTONIA26♥x♥A-2+12
+8.4Round 13🇦🇹 AUSTRIA133♦♣K-2+13
+7.7Round 1🇧🇩 BANGLADESH103NT♣K-2+7
+7.6Round 3🇹🇼 CHINESE TAIPEI153NT♥8-4+8
+6.6Round 8🇵🇱 POLAND243NT♥J-1+10
+6.2Round 10🇵🇰 PAKISTAN254♠♣6+3+10
+6.2Round 13🇦🇹 AUSTRIA43NT♦3-1+15
+5.9Round 10🇵🇰 PAKISTAN233♠♥K+1+10
+5.0Round 3🇹🇼 CHINESE TAIPEI134♥♦J-3+9
+4.8Round 3🇹🇼 CHINESE TAIPEI144♥♦A+2+14
+4.5Round 6🇧🇷 BRAZIL183NT♠10-1+5
+4.5Round 15🇭🇰 CHINA HONG KONG44♥♠K=-13
+4.5Round 15🇭🇰 CHINA HONG KONG74♠♦A=+0
+4.4Round 15🇭🇰 CHINA HONG KONG65♦x♥3-3+4
+4.3Round 10🇵🇰 PAKISTAN304♠♣6=+1
+3.8Round 1🇧🇩 BANGLADESH74♥♠A=+3
+3.8Round 6🇧🇷 BRAZIL213NT♦7+1+0
+3.7Round 10🇵🇰 PAKISTAN324♥♣8-1+10
+3.5Round 1🇧🇩 BANGLADESH23NT♣4-1+6
+3.4Round 4🇺🇸 USA213♠♣2=+0
+3.4Round 15🇭🇰 CHINA HONG KONG23♦♣10+1+7
+3.3Round 11🇪🇪 ESTONIA124♥♠K-1+5
+3.2Round 3🇹🇼 CHINESE TAIPEI102♦♠4=+11
+3.0Round 9🇫🇷 FRANCE42♦♠10+2+0
+2.9Round 6🇧🇷 BRAZIL283NT♠4-1+10
+2.8Round 6🇧🇷 BRAZIL191NT♦7+1+5
+2.7Round 6🇧🇷 BRAZIL274♠♥A-1+4
+2.6Round 3🇹🇼 CHINESE TAIPEI93♦♠A+2-7
+2.6Round 10🇵🇰 PAKISTAN183♥♣2-2+9
+2.3Round 6🇧🇷 BRAZIL174♦♥5-2+0
+2.3Round 10🇵🇰 PAKISTAN201NTx♥4-2+0
+2.2Round 15🇭🇰 CHINA HONG KONG81NT♠J-3+2
+2.0Round 4🇺🇸 USA293NT♠J-1+6
+1.9Round 13🇦🇹 AUSTRIA122♠♣4-2-1
+1.8Round 3🇹🇼 CHINESE TAIPEI11NT♠10+1+6
+1.8Round 6🇧🇷 BRAZIL313NT♣5-2+6
+1.7Round 3🇹🇼 CHINESE TAIPEI84♣♠A=+0
+1.7Round 13🇦🇹 AUSTRIA113♣♠5=+0
+1.6Round 8🇵🇱 POLAND233♥♦A=+0
+1.4Round 8🇵🇱 POLAND323NT♥5+1+0
+1.2Round 1🇧🇩 BANGLADESH64♦♠9+1+6
+1.2Round 9🇫🇷 FRANCE72♠♥10=+0
+1.1Round 9🇫🇷 FRANCE34♥♠9=+1
+1.0Round 10🇵🇰 PAKISTAN213NT♠J+1-1
+1.0Round 13🇦🇹 AUSTRIA74♥♦2+1+0
+0.9Round 9🇫🇷 FRANCE23NT♦2+1-1
+0.8Round 1🇧🇩 BANGLADESH83NT♦4+1-1
+0.8Round 4🇺🇸 USA181NT♦7=+0
+0.8Round 10🇵🇰 PAKISTAN282♥♠3+1+1
+0.8Round 11🇪🇪 ESTONIA103♠♣10-1+6
+0.8Round 13🇦🇹 AUSTRIA24♠♠2+2+1
+0.7Round 8🇵🇱 POLAND201NT♥8=-1
+0.6Round 4🇺🇸 USA283♠♦9=+0
+0.5Round 6🇧🇷 BRAZIL301NT♦3-1-2
+0.5Round 11🇪🇪 ESTONIA81NT♣3=+2
+0.5Round 11🇪🇪 ESTONIA134♠♥9+1+0
+0.5Round 15🇭🇰 CHINA HONG KONG153♥♣2=+0
+0.4Round 11🇪🇪 ESTONIA15♣♥K=-2
+0.4Round 13🇦🇹 AUSTRIA103♥♦A=+0
+0.3Round 8🇵🇱 POLAND172♥♦Q+1+0
+0.2Round 1🇧🇩 BANGLADESH93NT♠J+3-13
+0.2Round 9🇫🇷 FRANCE102♣♥9-1+1
+0.2Round 11🇪🇪 ESTONIA143♣♥10=+0
+0.1Round 4🇺🇸 USA173♠♥9+1-6
+0.1Round 13🇦🇹 AUSTRIA163NT♠8+1+1
-0.0Round 4🇺🇸 USA204♥♦Q+1+0
-0.1Round 1🇧🇩 BANGLADESH123NT♥5+1-1
-0.1Round 4🇺🇸 USA234♥♠10=+0
-0.1Round 11🇪🇪 ESTONIA43♥♣2+1-10
-0.2Round 1🇧🇩 BANGLADESH111NT♥7+3+2
-0.2Round 3🇹🇼 CHINESE TAIPEI51NT♣6=-11
-0.2Round 3🇹🇼 CHINESE TAIPEI114♦♥Q-1-3
-0.2Round 9🇫🇷 FRANCE63NT♣7+1+0
-0.2Round 11🇪🇪 ESTONIA74♠♣2=-1
-0.2Round 13🇦🇹 AUSTRIA154♠♦Q-1-2
-0.3Round 1🇧🇩 BANGLADESH142♥♦A=+1
-0.4Round 10🇵🇰 PAKISTAN243NT♠9+1+1
-0.4Round 15🇭🇰 CHINA HONG KONG141NT♠10+3-6
-0.5Round 4🇺🇸 USA311NT♠Q-2+1
-0.5Round 8🇵🇱 POLAND292♠♣A+1-11
-0.5Round 11🇪🇪 ESTONIA33NT♠9-1-5
-0.6Round 8🇵🇱 POLAND262NT♣6+2-2
-0.7Round 13🇦🇹 AUSTRIA91NT♥2=-7
-0.8Round 10🇵🇰 PAKISTAN174♥♣Q+1+0
-0.8Round 13🇦🇹 AUSTRIA83♣♠K-1+4
-0.9Round 1🇧🇩 BANGLADESH163♦♥8-1-11
-0.9Round 9🇫🇷 FRANCE54♠♣A+1-2
-0.9Round 15🇭🇰 CHINA HONG KONG54♥♠7+1+0
-1.0Round 6🇧🇷 BRAZIL323NT♠9+2+0
-1.0Round 9🇫🇷 FRANCE93NT♣Q+3-13
-1.2Round 8🇵🇱 POLAND314♠♣J=+0
-1.6Round 4🇺🇸 USA244♦♠8=-7
-1.6Round 9🇫🇷 FRANCE82♦♥K=-5
-1.7Round 9🇫🇷 FRANCE13NT♥3-3-7
-1.7Round 11🇪🇪 ESTONIA161NT♣3+1-7
-1.8Round 6🇧🇷 BRAZIL204♥♥10+1+13
-1.9Round 6🇧🇷 BRAZIL291NT♣8+2-10
-2.1Round 8🇵🇱 POLAND274♥♥4+1+0
-2.1Round 11🇪🇪 ESTONIA94♠♣Q+1-11
-2.2Round 3🇹🇼 CHINESE TAIPEI123NT♥J+2+0
-2.2Round 9🇫🇷 FRANCE115♣♠5=-11
-2.2Round 9🇫🇷 FRANCE121♦♣3+1+0
-2.2Round 11🇪🇪 ESTONIA113♠♦J+1-1
-2.2Round 13🇦🇹 AUSTRIA146NT♠6=+11
-2.4Round 11🇪🇪 ESTONIA54♥♣Q=+0
-2.5Round 15🇭🇰 CHINA HONG KONG122♠♣6+1+0
-2.6Round 3🇹🇼 CHINESE TAIPEI34♣♥A=+0
-2.6Round 4🇺🇸 USA254♥♣2+2+11
-2.8Round 8🇵🇱 POLAND304♥♠3-1-8
-3.1Round 4🇺🇸 USA222♥♦A-1-5
-3.1Round 10🇵🇰 PAKISTAN316♥♦8+1+13
-3.2Round 3🇹🇼 CHINESE TAIPEI23NT♦6-2-7
-3.2Round 6🇧🇷 BRAZIL243♠♥A=-1
-3.3Round 4🇺🇸 USA321NT♠5=-6
-3.4Round 6🇧🇷 BRAZIL233♦♥8+1+0
-3.5Round 1🇧🇩 BANGLADESH36♣♠7+1+11
-3.5Round 4🇺🇸 USA273♠♥6-4+5
-3.5Round 13🇦🇹 AUSTRIA13♦♠J+1-1
-3.7Round 3🇹🇼 CHINESE TAIPEI71♥♦A+1-6
-3.7Round 3🇹🇼 CHINESE TAIPEI163♦♠A-1-4
-3.8Round 6🇧🇷 BRAZIL253NT♦3=-10
-3.9Round 10🇵🇰 PAKISTAN294♠♦A-1-6
-4.2Round 9🇫🇷 FRANCE164♠♦2-1-2
-4.5Round 13🇦🇹 AUSTRIA34♥♠A-4-3
-4.8Round 4🇺🇸 USA263NT♦5=-10
-4.8Round 8🇵🇱 POLAND193NT♥5-2-11
-5.0Round 1🇧🇩 BANGLADESH13NT♠J+1+10
-5.0Round 10🇵🇰 PAKISTAN271NT♦5=-10
-5.4Round 4🇺🇸 USA303NT♠4+1+0
-5.4Round 15🇭🇰 CHINA HONG KONG14♠♦K-1-5
-5.4Round 15🇭🇰 CHINA HONG KONG134♠♥7+1-13
-5.5Round 1🇧🇩 BANGLADESH152♥♣Q+1-6
-5.5Round 11🇪🇪 ESTONIA154♣♥A=-6
-5.5Round 15🇭🇰 CHINA HONG KONG31NTx♦J-1+0
-5.6Round 13🇦🇹 AUSTRIA63NT♦10-3-7
-5.8Round 10🇵🇰 PAKISTAN194♠♥J=-11
-6.2Round 1🇧🇩 BANGLADESH53NT♠9=-12
-6.2Round 4🇺🇸 USA194♣♥Q=-6
-7.0Round 8🇵🇱 POLAND254♥♣10+1+0
-7.0Round 15🇭🇰 CHINA HONG KONG116♥♠A=-5
-7.1Round 6🇧🇷 BRAZIL264♥♣K=-9
-7.2Round 9🇫🇷 FRANCE133NT♦8-3-10
-7.5Round 8🇵🇱 POLAND224♠♥Q-2-6
-8.5Round 15🇭🇰 CHINA HONG KONG163NT♥3=-11
-8.8Round 3🇹🇼 CHINESE TAIPEI64♥♦K=-13
-9.0Round 13🇦🇹 AUSTRIA52♠♠6-5-9
-9.4Round 3🇹🇼 CHINESE TAIPEI45♥♣A-3-10
-9.5Round 9🇫🇷 FRANCE153NT♣K-2-11
-10.6Round 8🇵🇱 POLAND212♦x♠10-2-12
-11.2Round 1🇧🇩 BANGLADESH45♣x♦A-3-14
-12.2Round 11🇪🇪 ESTONIA64♥x♦2=-14
-12.5Round 15🇭🇰 CHINA HONG KONG104♥♠4-1-12
-13.8Round 8🇵🇱 POLAND283NT♠4+4-17
-17.8Round 10🇵🇰 PAKISTAN226NTx♣K-6-20