CHEN Yinglei · CHINA HYX

96rank
+48.7Butler · 90 bds
+0.54per board
±4.5swing
+1.06vs par /bd · #52/471
+0.97adjusted /bd
Butler per round: 26.3 4.7 28.4 -1.3 -2.1 -12.9 25.8 -12.7 -7.5by round

vs par split: bidding +0.92 · play +0.13

Strength of schedule: opponents averaged +0.43/bd (a tough draw) → opponent-adjusted +0.97/bd

Card play — on target: opening leads 72.2% #358 of 469 · declarer play 84.2% #74 of 469 · defence 85.7% #204 of 471

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (9)77.8% (9)
Declarer play100.0% (5)78.6% (14)
Defence82.4% (17)88.0% (25)

Opening leads by suit led: ♠ 100.0% (2) · ♥ 75.0% (4) · ♦ 66.7% (6) · ♣ 66.7% (6)

vs par by strain: NT +0.03 (29) · a suit +1.54 (61)

vs par by level: part-score +2.59 (34) · game -0.02 (51) · slam +1.60 (5)

By role: declaring +0.33/bd (-1.71 vs par · 48) · defending +0.78/bd (+4.21 vs par · 42)

By vulnerability: vulnerable +1.00/bd (+1.38 vs par · 42) · not vulnerable +0.14/bd (+0.77 vs par · 48)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3J.ZhouW.De Jong – J.HidskesClosed10+26.3+2.63+2.60
Round 4J.ZhouJ.Dai – L.YangOpen10+4.7+0.47-1.40
Round 5J.ZhouR.Andhani – C.SumampouwClosed10+28.4+2.84+1.50
Round 6J.ZhouJ.Grue – B.MossClosed10-1.3-0.13+1.80
Round 8M.ZhuP.Jassem – J.WojcieszekClosed10-2.1-0.21+3.80
Round 10M.ZhuM.Rosenberg – C.WillenkenClosed10-12.9-1.29-1.60
Round 11J.ZhouA.Sarniak – C.BaldyszClosed10+25.8+2.58+3.40
Round 14M.ZhuJ.Piekarek – A.SmirnovOpen10-12.7-1.27+2.30
Round 15J.ZhouM.Ticha – R.RitmeijerOpen10-7.5-0.75-2.90

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
+12.9Round 11POLAND LADIES196NT♥3-1+17
+12.3Round 3HRG NETHERLANDS214♣x♦J=+12
+9.6Round 4SAIC VW84♥x♦Q=+10
+9.3Round 11POLAND LADIES204♦♣8=+12
+7.6Round 8POLISH STUDENTS173NT♠10-2+17
+7.5Round 5INA LADIES DJARUM LA176♥♠J=+0
+7.1Round 6P D TIMES274♥x♣4-3+12
+7.0Round 15WHITE HOUSE263NT♦5-4+7
+6.9Round 3HRG NETHERLANDS234♥♦A=+3
+6.3Round 11POLAND LADIES133♦♣3=+11
+6.2Round 6P D TIMES264♠♦J+2+13
+5.8Round 5INA LADIES DJARUM LA134♠x♥9-1+8
+4.9Round 5INA LADIES DJARUM LA192♥♣5=+7
+4.8Round 14DEUTSCHLAND153♠♣3=+10
+4.5Round 5INA LADIES DJARUM LA153NT♥J-2+8
+4.4Round 6P D TIMES303♣♥2=+6
+4.1Round 3HRG NETHERLANDS294♠♥8+2+13
+4.0Round 3HRG NETHERLANDS283NT♥5-1-2
+4.0Round 15WHITE HOUSE271NT♠3+2+2
+3.6Round 8POLISH STUDENTS164NT♣K=+8
+3.3Round 5INA LADIES DJARUM LA113NT♦9+1+0
+3.2Round 11POLAND LADIES142♠♣10-1+4
+3.1Round 8POLISH STUDENTS132♠♦3-1+5
+2.7Round 5INA LADIES DJARUM LA181NT♦6=-8
+2.6Round 6P D TIMES252♥♦K=+6
+2.6Round 14DEUTSCHLAND122♠♦J=+11
+2.4Round 4SAIC VW105♣♠3=+9
+2.1Round 3HRG NETHERLANDS271NT♣10+2+1
+2.1Round 11POLAND LADIES183♠♣K-2+11
+1.9Round 15WHITE HOUSE233♠♦3-2+8
+1.8Round 11POLAND LADIES164♥♠3=+0
+1.7Round 10FLEISHER15♣♦K+1+11
+1.6Round 10FLEISHER72♥♦4+1+0
+1.5Round 4SAIC VW53♠♠Q=+0
+1.4Round 10FLEISHER35♣♦Q-2-2
+1.3Round 4SAIC VW13NT♦4-1-6
+1.3Round 4SAIC VW64♠♥3+1-10
+1.3Round 4SAIC VW73NT♣10+2+1
+1.3Round 10FLEISHER22♥♦K=+5
+1.2Round 5INA LADIES DJARUM LA204♦♥2=+1
+1.1Round 3HRG NETHERLANDS264♥♦Q=+0
+1.1Round 5INA LADIES DJARUM LA124♥♦K=-1
+1.1Round 11POLAND LADIES113NT♠4+1-10
+1.0Round 6P D TIMES231NT♣7=+1
+0.8Round 8POLISH STUDENTS181NT♥5+4+9
+0.8Round 14DEUTSCHLAND195♣♦A=-5
+0.5Round 3HRG NETHERLANDS304♥♠2+1-11
+0.4Round 10FLEISHER81NT♦Q=-1
+0.4Round 14DEUTSCHLAND171NT♦5-3+1
+0.4Round 15WHITE HOUSE285♠♦J=-13
+0.1Round 14DEUTSCHLAND144♠♥3+2+8
+0.1Round 15WHITE HOUSE303NT♣A+2-1
-0.3Round 6P D TIMES214♠♥4=+1
-0.3Round 8POLISH STUDENTS201♥♣K+2+0
-0.4Round 3HRG NETHERLANDS222♠♣Q=+9
-0.5Round 8POLISH STUDENTS113NT♥6+1+10
-0.5Round 15WHITE HOUSE244♠♦K+1+0
-0.7Round 14DEUTSCHLAND133NT♥J+1-1
-1.0Round 3HRG NETHERLANDS243NT♥2+2-1
-1.1Round 4SAIC VW96♠♥J+1-11
-1.1Round 5INA LADIES DJARUM LA144♥♦7=+0
-1.3Round 10FLEISHER64♥♣A=+0
-1.5Round 5INA LADIES DJARUM LA162♠♥10-1+0
-2.0Round 4SAIC VW32NT♦8=-1
-2.0Round 11POLAND LADIES124♥♦K+1+0
-2.2Round 8POLISH STUDENTS143♣♣7+2-1
-2.3Round 15WHITE HOUSE294♥♠5-1-6
-2.4Round 6P D TIMES244♥♦K-1-5
-2.6Round 10FLEISHER104♥♠J-1-6
-3.0Round 4SAIC VW22♠♦A=-6
-3.0Round 14DEUTSCHLAND184♠x♥A-3+4
-3.2Round 8POLISH STUDENTS125♦♣J+1+0
-3.3Round 3HRG NETHERLANDS254♠♥A-1+2
-3.6Round 15WHITE HOUSE223NT♥3-1-10
-3.7Round 10FLEISHER44♥♥2-2-8
-3.8Round 11POLAND LADIES151NT♠3+1-1
-4.1Round 15WHITE HOUSE213♠♦Q-1-6
-4.4Round 6P D TIMES224♣♦A+1-6
-4.8Round 14DEUTSCHLAND202♥♦A-2-7
-4.9Round 10FLEISHER52♦♦10+2-7
-5.0Round 14DEUTSCHLAND116♠♦J+1+11
-5.1Round 11POLAND LADIES173NT♦6-1-10
-5.4Round 8POLISH STUDENTS194♠♣Q=+1
-5.6Round 8POLISH STUDENTS153NT♦A-2-11
-6.6Round 4SAIC VW44♥♥5=+0
-6.8Round 10FLEISHER93NTx♣2-1-8
-7.6Round 6P D TIMES284♥♠2-1-10
-7.9Round 6P D TIMES293NT♣6=+0
-7.9Round 14DEUTSCHLAND166♥♣A-1-9
-10.4Round 15WHITE HOUSE253NT♣A=-10