🇧🇬 FEROV Zahari · BULGARIA

20rank
-7.8Butler · 140 bds
-0.06per board
±4.7swing
-0.03vs par /bd · #12/19
-0.51adjusted /bd
Butler per round: 33.8 33.8 33.8 7.3 7.3 7.3 7.3 -48.9 -48.9 -48.9 -48.9by round

vs par split: bidding +0.22 · play +0.31

Strength of schedule: opponents averaged -0.45/bd (an easy draw) → opponent-adjusted -0.51/bd

Card play — on target: opening leads 72.7% #15 of 19 · declarer play 92.6% #2 of 19 · defence 84.8% #11 of 19

Bidding activity — not a pass: 46.2% #4 of 19 (183/396)

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (4)72.2% (18)
Declarer play100.0% (5)90.9% (22)
Defence77.8% (9)86.5% (37)

Opening leads by suit led: ♠ 50.0% (6) · ♥ 75.0% (4) · ♦ 80.0% (5) · ♣ 85.7% (7)

vs par by strain: NT -0.14 (36) · a suit +0.01 (104)

vs par by level: part-score +0.28 (46) · game -0.69 (80) · slam +2.71 (14)

By role: declaring -0.18/bd (-2.08 vs par · 76) · defending +0.09/bd (+2.41 vs par · 64)

By vulnerability: vulnerable +0.09/bd (-0.26 vs par · 70) · not vulnerable -0.20/bd (+0.20 vs par · 70)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalD.LazarovR.Emmers – W.KlarenbeekClosed14+25.1+1.79+1.29
QuarterfinalA.MomovB.Van Noort – A.BoonstraClosed14+8.7+0.62+0.57
QuarterfinalD.LazarovM.Sprinkhuizen – A.CasparieClosed0+0.0+0.00·
SemifinalD.LazarovC.Li – X.LiuClosed14+9.3+0.66+0.71
SemifinalD.LazarovC.Li – Z.ChuClosed14+0.8+0.06+1.50
SemifinalD.LazarovQ.Tan – X.LiuClosed14-8.0-0.57+0.50
SemifinalD.LazarovC.Li – Z.ChuOpen14+5.2+0.37-1.36
FinalD.LazarovR.Sau – G.GiubiloClosed14-0.9-0.06+0.21
FinalD.LazarovG.Percario – G.DonatiOpen14-11.3-0.81-2.57
FinalD.LazarovS.Scata – A.ManganellaClosed14-19.6-1.40-1.07
FinalD.LazarovG.Percario – G.DonatiOpen14-17.1-1.22-0.07

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
+13.3Final🇮🇹 ITALY282♥x=+13
+12.7Semifinal🇨🇳 CHINA493♥x+1+14
+12.7Final🇮🇹 ITALY26♦♠2-1+17
+10.3Semifinal🇨🇳 CHINA122♠♥Q-3+8
+8.9Quarterfinal🇳🇱 NETHERLANDS32♣x♦K+1+7
+8.7Semifinal🇨🇳 CHINA206♥♥T=+1
+8.7Semifinal🇨🇳 CHINA543NT-1+12
+8.7Final🇮🇹 ITALY344NT♥6+1-13
+8.0Quarterfinal🇳🇱 NETHERLANDS56♦x♥2-2+15
+8.0Final🇮🇹 ITALY454♥x-1+5
+7.7Final🇮🇹 ITALY96NT♥J=+11
+6.0Semifinal🇨🇳 CHINA151NT♠8+1+5
+6.0Semifinal🇨🇳 CHINA233♣♠K+1+0
+5.7Quarterfinal🇳🇱 NETHERLANDS13NT♠8-1+10
+5.6Quarterfinal🇳🇱 NETHERLANDS107♥♣J=+0
+5.1Quarterfinal🇳🇱 NETHERLANDS295♣x♥9-3+2
+4.3Quarterfinal🇳🇱 NETHERLANDS364♥x♠3=+5
+4.3Semifinal🇨🇳 CHINA104♥♦J-1+12
+4.3Semifinal🇨🇳 CHINA351♠♣2+3+10
+4.3Final🇮🇹 ITALY354♠♦Q=+0
+4.3Final🇮🇹 ITALY516♥-1+17
+4.0Semifinal🇨🇳 CHINA184♥♠5-1+2
+4.0Semifinal🇨🇳 CHINA283♦♥K-3+10
+4.0Semifinal🇨🇳 CHINA364♠x♣3-2+0
+3.7Semifinal🇨🇳 CHINA564♠=-1
+3.7Final🇮🇹 ITALY133♥♦J=+2
+3.3Quarterfinal🇳🇱 NETHERLANDS144♠♦4-1+5
+3.3Semifinal🇨🇳 CHINA134♥x♥3=+7
+3.3Final🇮🇹 ITALY72♣♠K=-1
+3.0Quarterfinal🇳🇱 NETHERLANDS304♠♥8-1+5
+3.0Semifinal🇨🇳 CHINA243♦♥6=+0
+3.0Final🇮🇹 ITALY193NT-1+6
+2.7Semifinal🇨🇳 CHINA53NT♣8-1+6
+2.7Semifinal🇨🇳 CHINA464♥-2+6
+2.6Quarterfinal🇳🇱 NETHERLANDS124♥♦K+1+0
+2.4Quarterfinal🇳🇱 NETHERLANDS336♥♠J-1+13
+2.0Quarterfinal🇳🇱 NETHERLANDS374♥x♠6-2+5
+2.0Quarterfinal🇳🇱 NETHERLANDS401NT♥2=+0
+2.0Final🇮🇹 ITALY413♥♠2-1+0
+1.7Semifinal🇨🇳 CHINA302♥♦9+1+0
+1.4Quarterfinal🇳🇱 NETHERLANDS392♠♣4+1+0
+1.3Semifinal🇨🇳 CHINA73♠♦3+1+1
+1.3Final🇮🇹 ITALY32♠♠3+1+6
+1.1Quarterfinal🇳🇱 NETHERLANDS383♣♠3=+0
+1.0Semifinal🇨🇳 CHINA43NT♦T+1+1
+1.0Semifinal🇨🇳 CHINA294♥♦5+2+1
+1.0Semifinal🇨🇳 CHINA414♥♦K+2+9
+1.0Final🇮🇹 ITALY313NT♥7+2+1
+0.9Quarterfinal🇳🇱 NETHERLANDS135♣♥2=+1
+0.7Quarterfinal🇳🇱 NETHERLANDS111NT♠4+2-7
+0.7Semifinal🇨🇳 CHINA114♥♣A=+0
+0.7Semifinal🇨🇳 CHINA162♥♣T-1+4
+0.7Semifinal🇨🇳 CHINA193NT♥5+2+1
+0.7Semifinal🇨🇳 CHINA383♥♣5+3-9
+0.7Final🇮🇹 ITALY43NT♦3=+1
+0.7Final🇮🇹 ITALY154♥-1-6
+0.7Final🇮🇹 ITALY303NT♣Q+1+1
+0.6Quarterfinal🇳🇱 NETHERLANDS45♦x♣A-2-12
+0.3Semifinal🇨🇳 CHINA64♠♠Q+1+0
+0.3Semifinal🇨🇳 CHINA472NT=+11
+0.3Final🇮🇹 ITALY433NT+1+0
+0.3Final🇮🇹 ITALY493♣+1+7
+0.1Quarterfinal🇳🇱 NETHERLANDS82♦♣6=-1
-0.0Quarterfinal🇳🇱 NETHERLANDS324♠♥K+1+0
-0.0Quarterfinal🇳🇱 NETHERLANDS414♥♠J+1+0
-0.0Semifinal🇨🇳 CHINA82♠♦2=+5
-0.0Semifinal🇨🇳 CHINA214♥♣8+1+13
-0.0Semifinal🇨🇳 CHINA274♠♥9=+0
-0.0Semifinal🇨🇳 CHINA314♠♦4+1+11
-0.0Semifinal🇨🇳 CHINA394♠♠2+1-1
+0.0Semifinal🇨🇳 CHINA513♣-1+0
+0.0Semifinal🇨🇳 CHINA524♠=-8
-0.0Final🇮🇹 ITALY55♠♣3=+0
-0.0Final🇮🇹 ITALY143♥♣Q-1-8
+0.0Final🇮🇹 ITALY204♥=+0
+0.0Final🇮🇹 ITALY237♣=+2
+0.0Final🇮🇹 ITALY253NT=+0
+0.0Final🇮🇹 ITALY273NT+1+0
+0.0Final🇮🇹 ITALY484♠+1+0
+0.0Final🇮🇹 ITALY536♥=+0
-0.3Semifinal🇨🇳 CHINA95♣♠K+1-10
-0.3Semifinal🇨🇳 CHINA253NT♣T=+0
-0.3Semifinal🇨🇳 CHINA323NT♦3+2+0
-0.3Semifinal🇨🇳 CHINA534♠=+0
-0.3Final🇮🇹 ITALY334♥♠6+1+1
-0.3Final🇮🇹 ITALY464♠+2-1
-0.7Semifinal🇨🇳 CHINA21NT♣6+1+0
-0.7Semifinal🇨🇳 CHINA334♠♥K=-1
-0.7Semifinal🇨🇳 CHINA451NT=+0
-0.7Final🇮🇹 ITALY444♥=-1
-0.7Final🇮🇹 ITALY523NT=-1
-1.0Final🇮🇹 ITALY14♥♣K-2+0
-1.0Final🇮🇹 ITALY113NT♣K=-1
-1.0Final🇮🇹 ITALY123NT♠8=-1
-1.0Final🇮🇹 ITALY553NT+1-1
-1.3Quarterfinal🇳🇱 NETHERLANDS63♠♣6-3-4
-1.3Semifinal🇨🇳 CHINA12♥♠4=-6
-1.3Semifinal🇨🇳 CHINA404♠♥8-2+0
-1.3Semifinal🇨🇳 CHINA444♥=-11
-1.3Final🇮🇹 ITALY223NT=-11
-1.3Final🇮🇹 ITALY261NT+2-1
-1.6Quarterfinal🇳🇱 NETHERLANDS93♦♠A=+1
-1.7Quarterfinal🇳🇱 NETHERLANDS314♦♥4-3+3
-1.7Quarterfinal🇳🇱 NETHERLANDS424♥♣4+2-1
-2.0Final🇮🇹 ITALY395♦♣A=+11
-2.3Quarterfinal🇳🇱 NETHERLANDS24♠♦Q+2+9
-2.3Final🇮🇹 ITALY293NT♣7+1+0
-3.0Semifinal🇨🇳 CHINA484♠-1-6
-3.0Final🇮🇹 ITALY361NT♣Q-1+1
-3.3Final🇮🇹 ITALY183♣+1-10
-3.6Quarterfinal🇳🇱 NETHERLANDS344♠♥K=-11
-3.7Final🇮🇹 ITALY246♦+1-11
-4.0Final🇮🇹 ITALY564♠+1+0
-4.3Semifinal🇨🇳 CHINA553NT-1-10
-4.3Final🇮🇹 ITALY213♦-3-10
-4.3Final🇮🇹 ITALY324♥♦J=+0
-4.7Semifinal🇨🇳 CHINA346♥♠2=+0
-4.7Final🇮🇹 ITALY381NT♣A-3+5
-4.7Final🇮🇹 ITALY401NT♦K+1-1
-5.0Semifinal🇨🇳 CHINA373♦♥8-1-5
-5.0Semifinal🇨🇳 CHINA434♣x-2-12
-5.3Semifinal🇨🇳 CHINA142♥♥K-3-1
-5.3Final🇮🇹 ITALY425♣♦K-1-10
-5.3Final🇮🇹 ITALY503♦+2-2
-5.6Quarterfinal🇳🇱 NETHERLANDS354♥♠Q+2-13
-5.7Final🇮🇹 ITALY164♥-1-5
-6.1Quarterfinal🇳🇱 NETHERLANDS73♣♦4=-6
-7.0Semifinal🇨🇳 CHINA35♣♦A-1-13
-8.0Final🇮🇹 ITALY546NT+1-13
-8.3Semifinal🇨🇳 CHINA507♥-1-14
-8.3Final🇮🇹 ITALY63NT♣4=-7
-8.7Semifinal🇨🇳 CHINA424♠♣3-1-8
-8.7Final🇮🇹 ITALY174♠=-3
-9.0Final🇮🇹 ITALY104♠x♥J-2-9
-9.3Semifinal🇨🇳 CHINA226♦♠J=+0
-9.7Final🇮🇹 ITALY373♥♠A-2-11
-10.0Semifinal🇨🇳 CHINA173NT♦T-1-10
-10.0Final🇮🇹 ITALY84♠♣Q=-7
-10.0Final🇮🇹 ITALY474♠+2-11
-12.7Semifinal🇨🇳 CHINA262♦x♥K-3-5