HUANG Shan · LUCKY FOUR

38rank
+71.7Butler · 100 bds
+0.72per board
±3.7swing
+1.51vs par /bd · #13/398
+0.94adjusted /bd
Butler per round: -5.6 15.9 17.9 5.2 3.3 5.9 10.6 7 -1.1 12.6by round

vs par split: bidding +1.53 · play -0.02

Strength of schedule: opponents averaged +0.23/bd (a tough draw) → opponent-adjusted +0.94/bd

Card play — on target: opening leads 84.2% #140 of 397 · declarer play 85.7% #70 of 398 · defence 84.6% #211 of 398

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (2)82.4% (17)
Declarer play83.3% (6)86.7% (15)
Defence75.0% (8)86.4% (44)

Opening leads by suit led: ♠ 100.0% (6) · ♥ 100.0% (1) · ♦ 83.3% (6) · ♣ 66.7% (6)

vs par by strain: NT -0.91 (22) · a suit +2.19 (78)

vs par by level: part-score +0.82 (40) · game +1.25 (55) · slam +9.80 (5)

By role: declaring +0.11/bd (-1.73 vs par · 48) · defending +1.28/bd (+4.50 vs par · 52)

By vulnerability: vulnerable +1.35/bd (+3.39 vs par · 51) · not vulnerable +0.06/bd (-0.45 vs par · 49)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1Z.XuS.Auken – R.WellandOpen10-5.6-0.56+3.00
Round 2Z.XuD.Von Arnim – G.JoelOpen10+15.9+1.59+1.40
Round 3Z.XuM.Agica – F.SaftaOpen10+17.9+1.79+3.20
Round 4Z.XuC.Garnier – F.PicardClosed10+5.2+0.52-0.40
Round 5Z.XuJ.Jansma – C.WillenkenOpen10+3.3+0.33+3.00
Round 6Z.XuA.Malinowski – D.BakhshiOpen10+5.9+0.59+1.70
Round 7Z.XuH.Georgescu – R.GheorgheClosed10+10.6+1.06+1.00
Round 8Z.XuM.Nowosadzki – J.KalitaClosed10+7.0+0.70-0.30
Round 9Z.XuJ.Pszczola – P.LutostanskiOpen10-1.1-0.11+1.40
Round 10Z.XuB.Green – S.TommasiniOpen10+12.6+1.26+1.10

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
+10.5Round 3SLIM216♠♦2-1+13
+9.9Round 6ODMET254♠♥2+3+14
+8.0Round 10DRINTEAM233NT♦7-1+12
+7.9Round 6ODMET284♥♦6=+11
+7.9Round 10DRINTEAM266♣♠4+1+11
+7.6Round 3SLIM232♦♠A-3+9
+7.6Round 6ODMET214♥♠10=+0
+7.2Round 2YOSHKA205♥x♠Q-1+9
+6.0Round 1APRES BRIDGE CHAMPS13♠♦K+1+6
+5.8Round 4GWADA83NT♠5-1+10
+5.8Round 10DRINTEAM255♣♠9-2+11
+5.0Round 7THE BLACK SWAN42♠♠J=+6
+5.0Round 7THE BLACK SWAN73NT♣Q-2+13
+4.9Round 7THE BLACK SWAN95♣♠A=+11
+4.6Round 1APRES BRIDGE CHAMPS103♦♣2-1+5
+4.5Round 6ODMET291NT♥5+3+9
+4.5Round 7THE BLACK SWAN34♠♣10-1+5
+4.1Round 8MINITER44♠♦9-1+6
+3.6Round 8MINITER34♠♣J-2+0
+2.7Round 2YOSHKA153♣♦K-1+5
+2.5Round 1APRES BRIDGE CHAMPS43♥♠A-1+5
+2.5Round 3SLIM293NT♠6+2+2
+2.4Round 8MINITER102♥♠6+2+10
+2.4Round 9BRIDGE FOR BUSINESS163♠♥A-1+4
+2.3Round 8MINITER13♠♣K=+0
+2.2Round 4GWADA96♠♠7=+0
+2.2Round 9BRIDGE FOR BUSINESS143♥♣J=+1
+2.2Round 9BRIDGE FOR BUSINESS206♣♦A-2+14
+2.1Round 8MINITER53♠♠7=+0
+2.0Round 5ROSENTHAL145♥♠10=+11
+1.9Round 7THE BLACK SWAN104♥♠J+2+13
+1.8Round 5ROSENTHAL122♠♠7+2+1
+1.8Round 5ROSENTHAL173♦♣A=-1
+1.7Round 9BRIDGE FOR BUSINESS183NT♣6=-1
+1.6Round 1APRES BRIDGE CHAMPS73♠♥8-1+0
+1.6Round 7THE BLACK SWAN22♦♠10=-2
+1.6Round 8MINITER63NT♠5+4-12
+1.5Round 8MINITER83♠♣A+1+6
+1.4Round 2YOSHKA194♦♣K+1+6
+1.3Round 2YOSHKA113♥♦7-2+0
+1.3Round 2YOSHKA131♠♥Q=-2
+1.3Round 6ODMET264♠♦A+1+0
+1.2Round 2YOSHKA124♥♦J=-1
+1.2Round 3SLIM254♥♣5+2+11
+1.2Round 4GWADA102♠♦A+2+10
+1.1Round 3SLIM283NT♠6=+0
+1.1Round 10DRINTEAM243NT♣7+2+0
+1.0Round 2YOSHKA175♠x♣5-2-5
+0.9Round 3SLIM223NT♠6+1+4
+0.8Round 4GWADA33♥♦10-2-1
+0.8Round 10DRINTEAM303NT♣2+2+1
+0.7Round 4GWADA63♠♣Q-1+1
+0.5Round 9BRIDGE FOR BUSINESS174♠♣3+1+0
+0.4Round 10DRINTEAM294♥♦K+1+0
+0.2Round 5ROSENTHAL114♥♣10+2+11
+0.2Round 5ROSENTHAL182♥♠Q+1+0
+0.1Round 2YOSHKA143♥♣7+2-6
+0.1Round 9BRIDGE FOR BUSINESS154♠♣J=-1
-0.0Round 2YOSHKA185♠♦A-1+2
-0.1Round 9BRIDGE FOR BUSINESS191NT♠2+1+0
-0.2Round 5ROSENTHAL131NT♠8=-1
-0.2Round 10DRINTEAM282♦♥Q=+1
-0.3Round 2YOSHKA162♥♣2+1+6
-0.3Round 5ROSENTHAL153NT♠2+2-1
-0.3Round 5ROSENTHAL204♠♣K=+13
-0.5Round 4GWADA24♠♦2+2-11
-0.5Round 5ROSENTHAL194♠♣K+1-1
-0.6Round 6ODMET225♦x♠A-1+0
-0.7Round 1APRES BRIDGE CHAMPS55♣♦K-2+5
-0.7Round 3SLIM274♥♠2+1+0
-0.8Round 1APRES BRIDGE CHAMPS64♠♥A-1+4
-0.8Round 8MINITER72♠♣6=-1
-0.9Round 4GWADA13♠♦A-3+0
-0.9Round 4GWADA73NT♠2=+0
-1.1Round 3SLIM302♦x♥6-1+0
-1.4Round 4GWADA43♣♠A-3-8
-1.4Round 5ROSENTHAL163♦♦2-1-2
-1.4Round 7THE BLACK SWAN53NT♠K+3-14
-1.4Round 10DRINTEAM273NT♦3+1-14
-1.6Round 6ODMET271NT♣4+2-1
-1.8Round 4GWADA52♥♦A-2-5
-1.9Round 3SLIM262♠♦Q=-6
-2.2Round 3SLIM244♠♣3+1-1
-2.2Round 9BRIDGE FOR BUSINESS113NT♦4-3-7
-2.7Round 1APRES BRIDGE CHAMPS94♠♣4-2+0
-2.7Round 7THE BLACK SWAN62♥♠A+2-10
-3.7Round 9BRIDGE FOR BUSINESS124♥♣4+1+10
-3.9Round 7THE BLACK SWAN84♠♥3+2-11
-4.2Round 1APRES BRIDGE CHAMPS82NT♦Q=-6
-4.2Round 9BRIDGE FOR BUSINESS133♥♣Q-1-6
-4.3Round 7THE BLACK SWAN14♠♦J=-1
-4.4Round 10DRINTEAM224♠♦9-1-5
-4.9Round 8MINITER24♥x♠J-2-4
-4.9Round 8MINITER93NT♦J-2-8
-5.0Round 1APRES BRIDGE CHAMPS24♥♦A-2+0
-5.4Round 10DRINTEAM213NT♥8-2-6
-6.9Round 1APRES BRIDGE CHAMPS36♦♥2=+11
-7.0Round 6ODMET244♠x♥8-2-10
-7.4Round 6ODMET235♣♥J=+1
-8.7Round 6ODMET305♦♥2=-7