HE Zhenyi · P D PIONEERS

32rank
+66.3Butler · 56 bds
+1.18per board
±4.9swing
+2.09vs par /bd · #60/579
+1.06adjusted /bd
Butler per round: 7.5 -3.4 13.9 -7.2 19.3 8.7 18.3 9.2by round

vs par split: bidding +1.00 · play +1.09

Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted +1.06/bd

Card play — on target: opening leads 82.4% #213 of 579 · declarer play 85.7% #107 of 579 · defence 80.6% #455 of 579

Card play by contract type — on target
vs NTvs a suit
Opening leads71.4% (7)90.0% (10)
Declarer play100.0% (2)83.3% (12)
Defence75.0% (12)84.2% (19)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 100.0% (4) · ♦ 100.0% (2) · ♣ 80.0% (5)

vs par by strain: NT +4.72 (18) · a suit +0.84 (38)

vs par by level: part-score +0.80 (25) · game +1.58 (24) · slam +8.43 (7)

By role: declaring +1.05/bd (-1.28 vs par · 25) · defending +1.29/bd (+4.81 vs par · 31)

By vulnerability: vulnerable +0.36/bd (+1.82 vs par · 28) · not vulnerable +2.00/bd (+2.36 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1X.LiJ.Wei – Z.JinOpen7+7.5+1.07+2.71
Round 2X.LiA.Apteker – C.GowerOpen7-3.4-0.49-2.43
Round 3X.LiK.Ellingsen – H.EideOpen7+13.9+1.99+2.29
Round 4X.LiS.Gillis – O.SvendsenOpen7-7.2-1.03+4.14
Round 5X.LiW.Lu – X.WuOpen7+19.3+2.76+2.57
Round 6X.LiJ.Shih – P.WangOpen7+8.7+1.24-1.71
Round 7X.LiM.Berrada – A.RerhayeOpen7+18.3+2.61+4.00
Round 8X.LiP.Gawrys – M.KlukowskiOpen7+9.2+1.31+5.14

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
+15.4Round 7MOROCCAN OPEN T193NTx♣6-5+15
+9.9Round 3NORWAY JUNIORS196♥♦4-1+20
+9.6Round 8MAZURKIEWICZ255♥♠A-1+12
+8.8Round 6YEH MIX103♠x♦K=+11
+8.0Round 2SOUTH AFRICA106♦♣8-1+12
+7.7Round 7MOROCCAN OPEN T174♦x♠K-3+8
+7.4Round 5RAINBOW43NT♥2-1+12
+7.4Round 5RAINBOW53NT♠4-2+8
+6.5Round 5RAINBOW67♣♣5=-2
+6.2Round 1JILINSHENGQIAOPAIXIEHUI63NT♦Q=+11
+6.1Round 3NORWAY JUNIORS202NT♠9+3+15
+5.5Round 7MOROCCAN OPEN T183NT♦3-4+8
+5.0Round 3NORWAY JUNIORS166♦♥6=-2
+5.0Round 4GILLIS272♦♥10-1+8
+4.0Round 6YEH MIX144♠x♦A-1+5
+4.0Round 8MAZURKIEWICZ226NT♣Q-1+12
+3.4Round 1JILINSHENGQIAOPAIXIEHUI12♠♦J-1-2
+3.3Round 1JILINSHENGQIAOPAIXIEHUI23NT♥5-3+7
+3.1Round 2SOUTH AFRICA95♣♦A=+0
+2.2Round 8MAZURKIEWICZ274♣♥10-2+5
+2.0Round 3NORWAY JUNIORS152♠♣K=+0
+2.0Round 4GILLIS236♣♦10-1+17
+2.0Round 6YEH MIX94♥♣A+1-12
+1.9Round 5RAINBOW33NT♠10-2+6
+0.7Round 1JILINSHENGQIAOPAIXIEHUI52♠♥3+2+1
+0.7Round 3NORWAY JUNIORS182♥♥5=+0
+0.7Round 4GILLIS245♦♠4=-2
+0.6Round 5RAINBOW23♥♠10=+0
+0.4Round 8MAZURKIEWICZ231NT♦6+1+0
+0.3Round 2SOUTH AFRICA114♠♥K+1-10
+0.3Round 7MOROCCAN OPEN T204♥♦3+2-13
+0.0Round 4GILLIS222♥♦A+1+0
+0.0Round 4GILLIS253NT♣4+2+12
-0.1Round 6YEH MIX132♠♥A=-1
-0.4Round 6YEH MIX121NT♠2=-8
-1.0Round 5RAINBOW74♠♥6=+0
-1.0Round 7MOROCCAN OPEN T155♣♥J-3+12
-1.3Round 1JILINSHENGQIAOPAIXIEHUI32♣♦9+1+0
-1.3Round 6YEH MIX113♣♣8=+1
-1.6Round 2SOUTH AFRICA121NT♠2+1+1
-2.0Round 8MAZURKIEWICZ263NT♠3=+0
-2.2Round 1JILINSHENGQIAOPAIXIEHUI75♣♥6=+1
-2.2Round 3NORWAY JUNIORS172♥♠K+1+0
-2.4Round 8MAZURKIEWICZ283♥♣6=+7
-2.6Round 1JILINSHENGQIAOPAIXIEHUI41NT♣6-1+1
-2.6Round 8MAZURKIEWICZ245♥♠Q=+0
-3.3Round 2SOUTH AFRICA82♠♠4+1-6
-3.4Round 2SOUTH AFRICA142♥♥4=-6
-3.5Round 4GILLIS283NT♣A-2-8
-3.5Round 5RAINBOW12NT♥7+2-6
-3.5Round 7MOROCCAN OPEN T212♠♦5+2-1
-4.3Round 6YEH MIX82♦♣A-2-8
-6.1Round 7MOROCCAN OPEN T163NT♠4+1-1
-6.5Round 2SOUTH AFRICA134♠♥8-3-8
-7.6Round 3NORWAY JUNIORS214♠♥J+2-17
-11.4Round 4GILLIS266♦♣Q=+2