🇧🇬 LAZAROV Dobromir · BULGARIA

32rank
+41.2Butler · 128 bds
+0.32per board
±4.2swing
-0.30vs par /bd · #70/111
+0.34adjusted /bd
Butler per round: -5.1 2.1 -1.1 11.7 3.4 4.6 -16.7 -4.7 10.4 13.1 17.5 16.8 -4.9 -9.6 16.9 -13.2by round

vs par split: bidding -0.21 · play -0.09

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted +0.34/bd

Card play — on target: opening leads 78.3% #68 of 111 · declarer play 75.7% #47 of 111 · defence 82.1% #75 of 111

Bidding activity — not a pass: 43.6% #52 of 111 (153/351)

Card play by contract type — on target
vs NTvs a suit
Opening leads83.3% (6)76.5% (17)
Declarer play57.1% (7)80.0% (30)
Defence54.5% (11)88.9% (45)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 66.7% (9) · ♦ 75.0% (8) · ♣ 100.0% (3)

vs par by strain: NT -0.83 (29) · a suit -0.14 (99)

vs par by level: part-score +0.64 (52) · game -0.38 (66) · slam -4.60 (10)

By role: declaring +0.30/bd (-1.74 vs par · 72) · defending +0.34/bd (+1.55 vs par · 56)

By vulnerability: vulnerable +0.12/bd (-0.95 vs par · 64) · not vulnerable +0.52/bd (+0.36 vs par · 64)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Z.FerovM.Balodis – J.IlzinsOpen8-5.1-0.64-1.75
Round 3Z.FerovM.Iher – S.LaanOpen8+2.1+0.26+1.50
Round 4Z.FerovA.Yeung – Y.HuangOpen8-1.1-0.14-1.38
Round 5Z.FerovJ.Clark – K.PanchagnulaOpen8+11.7+1.46+0.25
Round 8Z.FerovN.Tennant – J.ShearerClosed8+3.4+0.42-1.88
Round 9Z.FerovB.Van Noort – A.BoonstraClosed8+4.6+0.57+2.88
Round 10Z.FerovZ.Zhu – Y.ZuoOpen8-16.7-2.09-3.38
Round 11A.MomovJ.Ong – H.KohClosed8-4.7-0.59-2.00
Round 12Z.FerovN.Davila – B.PerezOpen8+10.4+1.30+1.75
Round 13Z.FerovM.Simic – S.PepicOpen8+13.1+1.64-1.00
Round 14Z.FerovC.Li – X.LiuClosed8+17.5+2.19+1.38
Round 15Z.FerovS.Semberoiz – F.GuerraOpen8+16.8+2.10-1.12
Round 16Z.FerovG.Donati – G.PercarioOpen8-4.9-0.61-0.12
Round 17Z.FerovS.Kar – S.BarClosed8-9.6-1.20-2.25
Round 18Z.FerovJ.Udomsrirungruang – M.JohnstoneClosed8+16.9+2.11+3.12
Round 19Z.FerovT.Guichet – L.BellicaudOpen8-13.2-1.65-0.75

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
+12.8Round 4🇺🇸 USA2286♠♥8-3+17
+10.2Round 13🇷🇸 SERBIA32♠x♥A+1+12
+9.4Round 11🇸🇬 SINGAPORE185♦♥K=+0
+9.3Round 15🇦🇷 ARGENTINA205♠x♦Q-3+5
+8.4Round 14🇨🇳 CHINA146♦x♥2-4+8
+7.9Round 18🇺🇸 USA1153NT♦6-2+13
+7.0Round 12🇨🇱 CHILE303NT♦J-1+10
+6.8Round 4🇺🇸 USA2303NT♣T=+7
+6.4Round 12🇨🇱 CHILE274♠♥Q-1+10
+5.7Round 3🇪🇪 ESTONIA233NT♥A-3+8
+5.7Round 13🇷🇸 SERBIA55♣x♦K-2+5
+5.4Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND42♥♠T+1+7
+5.1Round 2🇱🇻 LATVIA144♠♣5=+8
+5.1Round 18🇺🇸 USA1104♠♦J=-13
+5.0Round 19🇫🇷 FRANCE223♠x♣2-2+4
+4.9Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND52♠♥K=+9
+4.6Round 14🇨🇳 CHINA103♠♣A-1+11
+4.5Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND255♥♦K=+4
+4.5Round 14🇨🇳 CHINA114♠♣3=+3
+4.4Round 18🇺🇸 USA1121NT♣Q-2+11
+4.2Round 10🇩🇪 GERMANY164♠x♦4-2+9
+4.2Round 15🇦🇷 ARGENTINA173NT♠4=+0
+4.1Round 16🇮🇹 ITALY302♠♥9+3+6
+3.9Round 17🇮🇳 INDIA66♦♠6-2+6
+3.6Round 17🇮🇳 INDIA33NT♠J-4+7
+3.6Round 18🇺🇸 USA1134♥♣A+1+0
+3.3Round 13🇷🇸 SERBIA63♦♣K=+0
+3.2Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND262♥♠3-1+0
+3.2Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND313NT♦6=-1
+3.2Round 10🇩🇪 GERMANY152♣♥T=+5
+3.1Round 16🇮🇹 ITALY254♥x♣K-2+5
+2.9Round 3🇪🇪 ESTONIA183♦♠Q+1+6
+2.9Round 14🇨🇳 CHINA91NT♠4+1+0
+2.7Round 9🇳🇱 NETHERLANDS43NT♥3-2+8
+2.5Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13♣♠4-1-2
+2.4Round 9🇳🇱 NETHERLANDS33♠♣3=+6
+2.3Round 11🇸🇬 SINGAPORE245♦♠K-1+10
+2.2Round 15🇦🇷 ARGENTINA233♦♠K+1-10
+2.1Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND83♥♠K-1+4
+2.1Round 11🇸🇬 SINGAPORE172♠♦K+1+0
+2.0Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND294♥♣A+1+0
+1.8Round 16🇮🇹 ITALY262♥♦K=+0
+1.8Round 17🇮🇳 INDIA82NT♣T=+0
+1.7Round 13🇷🇸 SERBIA22♥♠K-1-2
+1.5Round 9🇳🇱 NETHERLANDS72♠♣A=+6
+1.5Round 15🇦🇷 ARGENTINA244♥♦5=+0
+1.3Round 4🇺🇸 USA2326NT♠3=-11
+1.3Round 9🇳🇱 NETHERLANDS14♠♥3-1+10
+1.3Round 19🇫🇷 FRANCE243♠♥3=+0
+1.2Round 9🇳🇱 NETHERLANDS84♠♥K-1+5
+1.2Round 11🇸🇬 SINGAPORE193NT♣2=+0
+1.2Round 12🇨🇱 CHILE264♠♣K=+0
+1.2Round 13🇷🇸 SERBIA41NT♣K+2+1
+0.9Round 14🇨🇳 CHINA152♥♠K-2+1
+0.9Round 16🇮🇹 ITALY284♠♣Q=+6
+0.8Round 2🇱🇻 LATVIA113♦♣7=+7
+0.8Round 4🇺🇸 USA2273♠♦K-2+8
+0.8Round 18🇺🇸 USA194♥♦T+2+11
+0.7Round 2🇱🇻 LATVIA94♠♣7=+0
+0.7Round 2🇱🇻 LATVIA162♠♥7-1-2
+0.7Round 12🇨🇱 CHILE253♥♠K-1+8
+0.6Round 15🇦🇷 ARGENTINA182♣♦4=-2
+0.5Round 3🇪🇪 ESTONIA243NT♦4-1+5
+0.5Round 18🇺🇸 USA1114♠♦4+1+0
+0.4Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND273♠♥2=+7
+0.4Round 17🇮🇳 INDIA22♣♠K+2+0
+0.3Round 3🇪🇪 ESTONIA172♥♠K+1+0
+0.3Round 19🇫🇷 FRANCE174♠♦Q+1+0
+0.1Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND34♠♦4=+0
+0.1Round 15🇦🇷 ARGENTINA194♠♥A=-1
+0.1Round 19🇫🇷 FRANCE204♠♥8=-1
-0.0Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND304♠♣A+1+0
-0.0Round 9🇳🇱 NETHERLANDS23♣♥6+1+0
-0.0Round 14🇨🇳 CHINA134♠♣6=-1
-0.1Round 3🇪🇪 ESTONIA203NT♥T+1-1
-0.1Round 12🇨🇱 CHILE324♥♥2+1+0
-0.4Round 12🇨🇱 CHILE314♠♦2+2-11
-0.4Round 13🇷🇸 SERBIA13NT♦K=-11
-0.5Round 3🇪🇪 ESTONIA223NT♥J=+0
-0.5Round 15🇦🇷 ARGENTINA223NT♠4+3-1
-0.6Round 15🇦🇷 ARGENTINA214♥♦4=+0
-0.6Round 17🇮🇳 INDIA14♠♣3+2-11
-0.6Round 18🇺🇸 USA1143♥♣T-1+4
-0.7Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠♣8=+0
-0.8Round 13🇷🇸 SERBIA83NT♠5+2+0
-0.8Round 14🇨🇳 CHINA124♠♥3=-1
-1.0Round 10🇩🇪 GERMANY114♠♣6=+1
-1.2Round 3🇪🇪 ESTONIA212♣♦9-3-1
-1.2Round 10🇩🇪 GERMANY96♠♣A=+0
-1.3Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND25♣x♥Q-1-6
-1.3Round 5🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND62♥♣2+1-10
-1.6Round 2🇱🇻 LATVIA154♠♥8-1-10
-1.7Round 2🇱🇻 LATVIA124♥♠K-1-5
-1.7Round 9🇳🇱 NETHERLANDS62♥♣3=-6
-2.0Round 17🇮🇳 INDIA42♥♣J-1+1
-2.1Round 11🇸🇬 SINGAPORE203♥♥A-2-2
-2.2Round 12🇨🇱 CHILE283♠♣A=+0
-2.2Round 12🇨🇱 CHILE293♦♠5-2-3
-2.2Round 16🇮🇹 ITALY274♥♦J=+1
-2.5Round 16🇮🇹 ITALY293♣♦K+1+0
-2.6Round 4🇺🇸 USA2262NT♥8+1-10
-2.6Round 11🇸🇬 SINGAPORE212NT♠K+1-1
-2.7Round 16🇮🇹 ITALY323NT♦3-1-6
-2.8Round 9🇳🇱 NETHERLANDS53NT♦3-2-6
-3.0Round 14🇨🇳 CHINA161NT♥Q+2-10
-3.0Round 19🇫🇷 FRANCE212♠♥9=+0
-3.3Round 2🇱🇻 LATVIA102♦♣7=-5
-3.5Round 10🇩🇪 GERMANY134♥x♣K-2-17
-3.5Round 10🇩🇪 GERMANY144♥♦K-2-6
-3.5Round 19🇫🇷 FRANCE235♦♥A+1+13
-3.6Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND325♦♠2=-11
-4.2Round 4🇺🇸 USA2312♠♥J+2-2
-4.8Round 18🇺🇸 USA1162NT♠2+1-1
-5.5Round 3🇪🇪 ESTONIA192♥♦2=-5
-5.8Round 2🇱🇻 LATVIA133♥♠Q=-7
-6.1Round 19🇫🇷 FRANCE196♥♣K-3-17
-6.3Round 8🏴󠁧󠁢󠁳󠁣󠁴󠁿 SCOTLAND286♠♥3-1-14
-6.3Round 17🇮🇳 INDIA74♠♦6=-10
-6.4Round 10🇩🇪 GERMANY124♠♣8-1-6
-6.7Round 11🇸🇬 SINGAPORE233NT♥8-1-12
-6.9Round 4🇺🇸 USA2253NT♥A-1-10
-7.3Round 19🇫🇷 FRANCE185♦x♥2-2-5
-7.4Round 16🇮🇹 ITALY314♠♥K=-13
-7.8Round 13🇷🇸 SERBIA73NT♠8+3-13
-8.3Round 11🇸🇬 SINGAPORE227♠♣A-2-11
-8.5Round 10🇩🇪 GERMANY106♦♣A=-13
-9.1Round 4🇺🇸 USA2292♥♠K-2-10
-10.4Round 17🇮🇳 INDIA56♦♣K-2-11