DUFRAT Katarzyna · BAKER

14rank
+56.5Butler · 126 bds
+0.45per board
±4.1swing
+0.14vs par /bd · #50/128
+0.53adjusted /bd
Butler per round: 24.6 12.9 13.5 -18.8 11.1 -15.7 -2.7 21.1 10.5by round

vs par split: bidding +0.36 · play -0.21

Strength of schedule: opponents averaged +0.08/bd (a tough draw) → opponent-adjusted +0.53/bd

Card play — on target: opening leads 86.7% #12 of 128 · declarer play 75.8% #53 of 128 · defence 93.1% #5 of 128

Bidding activity — not a pass: 38.7% #118 of 128 (132/341)

Card play by contract type — on target
vs NTvs a suit
Opening leads88.9% (9)85.7% (21)
Declarer play66.7% (12)81.0% (21)
Defence100.0% (15)90.7% (43)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 66.7% (3) · ♦ 100.0% (7) · ♣ 92.9% (14)

vs par by strain: NT +0.05 (38) · a suit +0.18 (88)

vs par by level: part-score +1.52 (40) · game -0.13 (78) · slam -4.12 (8)

By role: declaring +0.56/bd (-2.12 vs par · 68) · defending +0.32/bd (+2.79 vs par · 58)

By vulnerability: vulnerable +0.76/bd (+0.21 vs par · 63) · not vulnerable +0.14/bd (+0.08 vs par · 63)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.ZmudaJ.Kenny – J.FitzgeraldClosed14+24.6+1.76+1.29
Round 3J.ZmudaJ.Wen – Y.ChenOpen14+12.9+0.92+1.43
Round 4J.ZmudaZ.Davide – C.BrusottiClosed14+13.5+0.96+1.64
Round 5J.ZmudaG.Busse – G.BrewiakOpen14-18.8-1.34-2.79
Round 8J.ZmudaM.Pilipovic – N.SverOpen14+11.1+0.79+1.57
Round 9J.ZmudaI.Ozbay – D.YavasOpen14-15.7-1.12-3.43
Round 10J.ZmudaJ.Ding – H.ZhangClosed14-2.7-0.19-2.29
Round 11J.ZmudaN.Smith – N.SeniorClosed14+21.1+1.51+1.14
Round 12J.ZmudaA.Nilsson – S.Buus ThomsenOpen14+10.5+0.75+2.71

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 8ACE176♠♣T-1+13
+9.7Round 1TEAM GREEN74♠♥A=+0
+9.7Round 10YUNNAN233NT♣K+3+2
+8.7Round 3CHINA13NT♣Q-1+10
+8.7Round 8ACE287♠♥A=+0
+8.3Round 3CHINA44♠x♥A-2+8
+7.7Round 11SWIMMING DRAGONS144♥♦K=+3
+7.6Round 11SWIMMING DRAGONS123♣♣3+2+15
+7.2Round 1TEAM GREEN94♥♠7=+3
+7.1Round 4ITALY WOMEN233NT♦J-3+14
+6.5Round 11SWIMMING DRAGONS24♥♦2-1+10
+6.2Round 12COLE193♠♦3+2+19
+5.8Round 4ITALY WOMEN203NT♣Q-1+6
+5.6Round 1TEAM GREEN34♥♦T=+10
+5.6Round 4ITALY WOMEN263NT♦2=+0
+5.6Round 12COLE233NT♣6-1+6
+5.5Round 11SWIMMING DRAGONS44♠♥4=-13
+5.1Round 8ACE193NT♥J-2+6
+5.0Round 1TEAM GREEN133NT♣J+1+10
+4.7Round 3CHINA24♠♦2-2+12
+4.5Round 10YUNNAN283NT♣T=-1
+4.1Round 10YUNNAN184♠♣3=+0
+4.0Round 8ACE224♠♥3=+0
+3.8Round 5GGEM102♥♣K=+0
+3.8Round 12COLE224♥x♦J=+9
+3.7Round 9HUANG43NT♥T=+0
+3.4Round 12COLE261♥♣5+1+0
+3.2Round 9HUANG92♥♠3+3-6
+3.0Round 3CHINA133♥♠K-1+5
+2.9Round 1TEAM GREEN124♥♦K=+0
+2.9Round 8ACE252♥♠2-1+4
+2.9Round 10YUNNAN153♥♦A-2+8
+2.7Round 1TEAM GREEN46♠♦5+1-13
+2.7Round 11SWIMMING DRAGONS113♦♥2=+0
+2.7Round 12COLE153NT♣2-1+11
+2.7Round 12COLE285♦♠A+1+14
+2.6Round 9HUANG132♥♠9-1-6
+2.5Round 1TEAM GREEN142♠♦6=+0
+2.5Round 4ITALY WOMEN153NT♠J=-1
+2.5Round 11SWIMMING DRAGONS133♠♣4=+0
+1.7Round 5GGEM94♣♦6-1+1
+1.5Round 4ITALY WOMEN184♠♥K+2+12
+1.4Round 3CHINA71NT♠3+2+2
+1.4Round 5GGEM133♥♠9-1+1
+1.3Round 4ITALY WOMEN222♠♣T-1+4
+1.3Round 5GGEM142♦x♠K-2+3
+1.3Round 11SWIMMING DRAGONS15♦x♠K-1+0
+1.3Round 11SWIMMING DRAGONS31NT♠7-1+2
+1.1Round 10YUNNAN253♥♣A-1-2
+0.9Round 4ITALY WOMEN244♠♣6-1+10
+0.9Round 4ITALY WOMEN273NT♣7=+0
+0.9Round 8ACE153♥♥2-1+0
+0.8Round 10YUNNAN212♠♥2=+0
+0.8Round 12COLE213NT♠5+1-1
+0.8Round 12COLE243♥♦A-2+1
+0.7Round 3CHINA34♥♦K+1+11
+0.7Round 3CHINA116♣♣3+1-11
+0.7Round 5GGEM34♥♥8=+1
+0.7Round 11SWIMMING DRAGONS73♥♠K-1+1
+0.5Round 1TEAM GREEN114♠♣J=-1
+0.5Round 3CHINA93NT♠3-2-8
+0.5Round 4ITALY WOMEN285♥x♠A-2+2
+0.4Round 3CHINA84♥♣K-2+0
+0.4Round 10YUNNAN224♠♦Q+1+4
+0.4Round 12COLE163NT♥2+1+1
+0.3Round 1TEAM GREEN52♠♠2-1-1
+0.2Round 12COLE173NT♥Q+3-11
+0.1Round 10YUNNAN264♠♠7+1+0
-0.0Round 4ITALY WOMEN163NT♥3=+1
-0.0Round 11SWIMMING DRAGONS83NT♦Q=-1
-0.2Round 10YUNNAN164♥♦4+1+0
-0.3Round 5GGEM73NT♥8+3-13
-0.3Round 9HUANG104♥♦J=+0
-0.5Round 9HUANG32♦♠J+1+0
-0.6Round 9HUANG75♣♥A=-3
-0.7Round 9HUANG146♠♠4=-11
-0.8Round 11SWIMMING DRAGONS63NT♣T+1+0
-0.9Round 8ACE165♣x♠A-2+10
-0.9Round 9HUANG24♥♣Q+1-11
-0.9Round 11SWIMMING DRAGONS92♥♦Q+3+7
-0.9Round 12COLE204♥♠A-1-6
-1.0Round 10YUNNAN274♠♥A+1-1
-1.1Round 5GGEM13NT♣J+1+0
-1.2Round 3CHINA144♥♦A=-3
-1.3Round 3CHINA123♦♣6-2-5
-1.3Round 5GGEM83♥♠Q+1-1
-1.4Round 1TEAM GREEN102♥♠4+3+9
-1.4Round 4ITALY WOMEN212♥♠8-1-4
-1.4Round 8ACE244♠♥5=+1
-1.4Round 9HUANG11NT♠Q+1+7
-1.5Round 8ACE275♦x♠A-2+0
-1.6Round 9HUANG84♠x♥A-2+0
-1.8Round 3CHINA101NT♠K-2+9
-1.9Round 1TEAM GREEN13NT♠5-2-5
-1.9Round 3CHINA53NT♠6=+1
-1.9Round 5GGEM54♥♣Q-1+2
-2.1Round 4ITALY WOMEN192♠♣6=-10
-2.1Round 4ITALY WOMEN252♥♣J+1+0
-2.2Round 1TEAM GREEN84♠♥5-1-5
-2.5Round 1TEAM GREEN23♠♣6-3+11
-2.5Round 5GGEM113NT♥6=+0
-2.5Round 8ACE182NT♣T-1-4
-2.7Round 8ACE204♠♣8=+1
-2.9Round 8ACE214♠♥7=-3
-3.1Round 8ACE233♣♠4-4-6
-3.3Round 5GGEM63NT♥4+3-1
-3.3Round 12COLE252♦♠T-1-5
-3.5Round 5GGEM123NT♥3-1-10
-3.6Round 10YUNNAN175♦x♣K=-10
-3.8Round 1TEAM GREEN64♥♣8-2+0
-3.9Round 9HUANG54♠x♦K-1-13
-4.0Round 9HUANG62NT♣2-4+10
-4.5Round 12COLE276♥♠7=+0
-4.7Round 11SWIMMING DRAGONS103NT♥8+3-2
-4.8Round 10YUNNAN243♥♦A-2-8
-5.3Round 9HUANG123NT♣8=-5
-5.3Round 10YUNNAN204♥♠T=-10
-5.7Round 5GGEM43NT♣2-1-12
-5.7Round 8ACE264♥♠A+1+0
-6.0Round 9HUANG114♥♦Q-1-10
-7.0Round 4ITALY WOMEN176NT♥3-1-11
-7.4Round 12COLE186♥♥3=+0
-8.1Round 5GGEM23NT♣Q-1-10
-8.3Round 11SWIMMING DRAGONS54♥♠A=-6
-9.3Round 3CHINA65♠x♦K-1-11
-11.4Round 10YUNNAN194♥♣Q-3-14