🇨🇳 ZHANG Yu · CHINA

1rank
+133.0Butler · 112 bds
+1.19per board
±4.9swing
+0.64vs par /bd · #13/78
+1.02adjusted /bd
Butler per round: -12.2 14.5 51.6 42.4 7.9 17.2 11.6by round

vs par split: bidding +0.36 · play +0.34

Strength of schedule: opponents averaged -0.17/bd (an easy draw) → opponent-adjusted +1.02/bd

Card play — on target: opening leads 80.0% #35 of 77 · declarer play 78.9% #16 of 78 · defence 90.9% #9 of 78

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (6)85.7% (14)
Declarer play84.6% (13)76.0% (25)
Defence84.6% (13)93.5% (31)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 100.0% (3) · ♦ 75.0% (4) · ♣ 75.0% (8)

vs par by strain: NT +1.61 (39) · a suit +0.12 (73)

vs par by level: part-score +1.49 (37) · game +0.34 (71) · slam -1.75 (4)

By role: declaring +1.02/bd (-1.01 vs par · 68) · defending +1.45/bd (+3.21 vs par · 44)

By vulnerability: vulnerable +0.95/bd (+0.30 vs par · 56) · not vulnerable +1.42/bd (+0.98 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 5L.WangA.Fuglestad – M.HardingOpen16-12.2-0.76-0.50
Round 6L.WangE.Sjoberg – S.RimstedtOpen16+14.5+0.91+0.62
Round 7L.WangM.Tagliavia – Z.DieboldOpen16+51.6+3.23+2.25
Round 8L.WangI.Chammaa – F.FarhatOpen16+42.4+2.65+2.94
Round 10L.WangV.Bessis – C.PuilletOpen16+7.9+0.49+0.25
Round 11L.WangC.Giampietro – M.BoeckerOpen16+17.2+1.07+0.12
Round 13L.WangG.Tan – V.EganClosed16+11.6+0.72-1.19

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
+13.3Round 7🇻🇪 VENEZUELA86NT♣5-1+17
+13.0Round 8🇱🇧 LEBANON283NT♥5+4+17
+12.4Round 8🇱🇧 LEBANON314♠♦2-1+12
+10.3Round 8🇱🇧 LEBANON254♥♣T+1+0
+10.1Round 6🇸🇪 SWEDEN265♥♠10=+10
+10.0Round 5🇳🇴 NORWAY102♥♦2+2+10
+9.2Round 7🇻🇪 VENEZUELA163♥♣Q-2+16
+8.8Round 11🇩🇪 GERMANY54♥♦A-1+10
+8.6Round 11🇩🇪 GERMANY143NT♠4=+7
+8.5Round 7🇻🇪 VENEZUELA133NT♠10-3+9
+8.5Round 7🇻🇪 VENEZUELA143NT♣2+1+1
+8.4Round 10🇫🇷 FRANCE234♠♠4=-1
+7.8Round 11🇩🇪 GERMANY113NT♥6-3+7
+7.7Round 7🇻🇪 VENEZUELA53NT♥3+1+11
+7.5Round 13🇵🇭 PHILIPPINES63♥♦K=+7
+7.3Round 10🇫🇷 FRANCE263NT♦6=+10
+6.7Round 6🇸🇪 SWEDEN183NT♣2=+7
+6.7Round 6🇸🇪 SWEDEN283NT♠5=+0
+6.7Round 11🇩🇪 GERMANY65♣♣Q=+6
+5.8Round 8🇱🇧 LEBANON224♠♥Q-1+5
+5.6Round 6🇸🇪 SWEDEN224♠♥3=+3
+5.4Round 8🇱🇧 LEBANON243NT♠6=-1
+5.4Round 13🇵🇭 PHILIPPINES43NT♠4+2-10
+5.2Round 7🇻🇪 VENEZUELA123NT♥6+2+1
+5.2Round 13🇵🇭 PHILIPPINES122♣♠Q-1+6
+4.8Round 8🇱🇧 LEBANON212NT♠T-2+7
+4.6Round 13🇵🇭 PHILIPPINES95♣♦Q-2+11
+4.4Round 10🇫🇷 FRANCE284♥♦6-2+5
+4.2Round 7🇻🇪 VENEZUELA61NT♥8-1+6
+4.2Round 11🇩🇪 GERMANY124♥♠K-1+5
+3.8Round 6🇸🇪 SWEDEN273♠♦J=+1
+3.3Round 5🇳🇴 NORWAY63♥♥5=+7
+3.0Round 8🇱🇧 LEBANON184♠x♥A-1+0
+2.9Round 10🇫🇷 FRANCE204♥♦A=+3
+2.8Round 8🇱🇧 LEBANON193♦♠2-1+10
+2.5Round 6🇸🇪 SWEDEN291NT♣9+3+9
+2.4Round 7🇻🇪 VENEZUELA23NT♠7+2+0
+2.4Round 10🇫🇷 FRANCE256♠♦A=+0
+2.1Round 7🇻🇪 VENEZUELA103NT♦2+2+0
+1.9Round 13🇵🇭 PHILIPPINES24♠♦K=+1
+1.8Round 7🇻🇪 VENEZUELA113NT♥2+2+1
+1.6Round 5🇳🇴 NORWAY73NT♦T+1+1
+1.5Round 10🇫🇷 FRANCE243NT♠Q+2+0
+1.5Round 13🇵🇭 PHILIPPINES33♥♠A-1-2
+1.4Round 10🇫🇷 FRANCE302NT♦8=+7
+1.3Round 5🇳🇴 NORWAY123NT♣2+1+0
+1.2Round 5🇳🇴 NORWAY94♠♣J-1-10
+0.8Round 8🇱🇧 LEBANON261NT♣J+2+1
+0.8Round 8🇱🇧 LEBANON274♥♠7+1+0
+0.8Round 11🇩🇪 GERMANY134♠♠3=+1
+0.8Round 13🇵🇭 PHILIPPINES146NT♠5+1-11
+0.8Round 13🇵🇭 PHILIPPINES163NT♣2+1-1
+0.7Round 13🇵🇭 PHILIPPINES83♦♠Q-1-4
+0.6Round 6🇸🇪 SWEDEN172♠♣9-2+5
+0.6Round 11🇩🇪 GERMANY162♠+1-6
+0.5Round 8🇱🇧 LEBANON201NT♣K=+1
+0.5Round 10🇫🇷 FRANCE323♦♦7+1-7
+0.3Round 6🇸🇪 SWEDEN301NT♦2-1+2
+0.2Round 5🇳🇴 NORWAY84♥♣9+1+0
+0.2Round 5🇳🇴 NORWAY114♠♦7=+11
+0.2Round 11🇩🇪 GERMANY15♣♥K=-2
+0.1Round 10🇫🇷 FRANCE214♥♠J=+1
-0.0Round 6🇸🇪 SWEDEN323NT♠8+1-1
-0.0Round 8🇱🇧 LEBANON292♠♦2+1+11
+0.0Round 10🇫🇷 FRANCE223♣x♦Q-1+11
-0.1Round 5🇳🇴 NORWAY44♠♦3+1+0
-0.2Round 6🇸🇪 SWEDEN253NT♦6=+10
-0.2Round 7🇻🇪 VENEZUELA14♥♠4=-11
-0.2Round 13🇵🇭 PHILIPPINES102♥♦A+1+0
-0.3Round 7🇻🇪 VENEZUELA74♥♦A+1+0
-0.4Round 5🇳🇴 NORWAY23♣♥Q-1+1
-0.4Round 11🇩🇪 GERMANY33NT♠10-1-5
-0.5Round 7🇻🇪 VENEZUELA94♥♣3-1-10
-0.5Round 8🇱🇧 LEBANON172♥♠J+1+0
-0.5Round 10🇫🇷 FRANCE271♦♣2-2+7
-0.5Round 11🇩🇪 GERMANY74♥♦3+1+0
-0.5Round 13🇵🇭 PHILIPPINES54♠♦Q+1+0
-0.6Round 13🇵🇭 PHILIPPINES154♠♥J-1+2
-0.8Round 7🇻🇪 VENEZUELA154♥♣2-1+1
-0.8Round 10🇫🇷 FRANCE173NT♣Q+1-1
-0.8Round 11🇩🇪 GERMANY153♥=+1
-1.0Round 13🇵🇭 PHILIPPINES74♥♦2+1+0
-1.1Round 11🇩🇪 GERMANY82♠♣K=+1
-1.2Round 5🇳🇴 NORWAY14♠♦K=+0
-1.2Round 5🇳🇴 NORWAY32♥♦2-2+0
-1.2Round 6🇸🇪 SWEDEN204♥♥7+1-13
-1.2Round 11🇩🇪 GERMANY94♠♣9+1-11
-1.3Round 11🇩🇪 GERMANY102♠♣10=+0
-1.7Round 5🇳🇴 NORWAY161NT♣Q=+0
-1.8Round 10🇫🇷 FRANCE316♥♦8+1-13
-1.9Round 6🇸🇪 SWEDEN191NT♥Q+1-5
-2.2Round 5🇳🇴 NORWAY154♠♣K+1+0
-2.5Round 10🇫🇷 FRANCE183♠♥J+1-8
-2.8Round 13🇵🇭 PHILIPPINES114♥♥3-2+0
-3.1Round 7🇻🇪 VENEZUELA44♠♥Q=-3
-3.6Round 6🇸🇪 SWEDEN232♠♦A+1-7
-3.7Round 8🇱🇧 LEBANON232♠♥8+4-3
-3.9Round 6🇸🇪 SWEDEN313NT♣7-2-6
-4.3Round 13🇵🇭 PHILIPPINES13NT♥6-3-6
-4.5Round 5🇳🇴 NORWAY142♠x♥A-1-8
-4.5Round 6🇸🇪 SWEDEN244♠x♣A-1-5
-5.3Round 11🇩🇪 GERMANY24♥♣A=+0
-6.3Round 8🇱🇧 LEBANON304♥♦T=-3
-6.4Round 7🇻🇪 VENEZUELA35♣♠2=-3
-6.5Round 6🇸🇪 SWEDEN213NT♣5+1+0
-6.7Round 8🇱🇧 LEBANON322NT♠7+1-10
-6.9Round 10🇫🇷 FRANCE294♠♦K=-10
-7.4Round 13🇵🇭 PHILIPPINES133♣♥2-1-12
-7.5Round 5🇳🇴 NORWAY134♠♦Q-2-8
-8.5Round 10🇫🇷 FRANCE194♠x♣10-1+0
-9.9Round 11🇩🇪 GERMANY44♥♣4-1-12
-11.2Round 5🇳🇴 NORWAY53NT♦4-1-12