ZHANG Zhenghua · XINYUAN SENIOR TEAM

63rank
-25.4Butler · 147 bds
-0.17per board
±4.1swing
+0.58vs par /bd · #24/107
-0.11adjusted /bd
Butler per round: -5.2 3.1 0.8 -0.7 25.6 17.5 12.2 0.7 -9.4 -6 -11.9 1.4 -1.4 -8.9 -20.6 -0.3 7.1 -2.9 1.1 -18.2 -9.4by round

vs par split: bidding -0.24 · play +0.82

Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted -0.11/bd

Card play — on target: opening leads 69.2% #88 of 107 · declarer play 62.9% #87 of 107 · defence 87.8% #38 of 107

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (12)70.4% (27)
Declarer play72.7% (11)58.3% (24)
Defence81.5% (27)91.5% (47)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 72.7% (11) · ♦ 69.2% (13) · ♣ 66.7% (9)

vs par by strain: NT +1.26 (49) · a suit +0.24 (98)

vs par by level: part-score +1.01 (72) · game -0.01 (67) · slam +1.75 (8)

By role: declaring -0.23/bd (-1.47 vs par · 73) · defending -0.12/bd (+2.61 vs par · 74)

By vulnerability: vulnerable -0.58/bd (-0.72 vs par · 75) · not vulnerable +0.25/bd (+1.94 vs par · 72)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.TaoM.Kovacs – M.DumbovichClosed7-5.2-0.74+1.14
Round 2J.TaoR.Lyall – H.DhariwalOpen7+3.1+0.44-1.71
Round 3J.TaoJ.Liu – Y.JiangOpen7+0.8+0.11+1.57
Round 4J.TaoL.Dan – Y.HuClosed7-0.7-0.10+4.43
Round 5J.TaoS.Ho – A.YeungClosed7+25.6+3.66+3.71
Round 6J.TaoG.Lu – J.FuOpen7+17.5+2.50+4.71
Round 7J.TaoE.Tse – R.LingClosed7+12.2+1.74+3.14
Round 8J.TaoP.Choy – R.ZajacClosed7+0.7+0.10+0.71
Round 9J.TaoJ.Pan – X.GuOpen7-9.4-1.34-4.14
Round 10J.TaoT.Yoshida – H.AbeOpen7-6.0-0.86-3.29
Round 11J.TaoD.Sacul – P.JariyanantanetrOpen7-11.9-1.70-3.14
Round 12J.TaoJ.Rayner – M.RocheOpen7+1.4+0.20+4.71
Round 13J.TaoS.Zeligman – V.MelmanClosed7-1.4-0.20+0.57
Round 14J.TaoP.Cronier – M.BessisOpen7-8.9-1.27-0.43
Round 15J.TaoR.Grabel – M.ItabashiClosed7-20.6-2.94-3.57
Round 16J.TaoF.Hamilton – A.FisherOpen7-0.3-0.04-0.86
Round 17J.TaoM.Jacobus – E.WoldClosed7+7.1+1.01+3.14
Round 18J.TaoK.Christiansen – H.LortzOpen7-2.9-0.41-1.57
Round 19J.TaoJ.Holland – C.MariClosed7+1.1+0.16+1.43
Round 20J.TaoM.Sawiruddin – B.PoliiClosed7-18.2-2.60-2.14
Round 21J.TaoK.Yamada – M.InoClosed7-9.4-1.34+3.86

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
+12.0Round 11MAGIC EYES274♠x♦5-4+9
+8.6Round 5MASTER MINDS33NT♠J=+6
+8.0Round 6SICHUAN DAHE COMPANY93♦♣A+2+15
+7.8Round 2ENGINEERS106♦♣8-1+12
+7.7Round 4HUBEI QIAOXIE262♦♣K+4+15
+7.7Round 5MASTER MINDS13NT♥7-1+10
+7.7Round 17LYNCH153NT♦6=+10
+7.6Round 19HACKETT34♥♣10-1+6
+5.6Round 7HK SENIOR FRIENDS162♥x♠A-1+11
+5.1Round 3HAINAN OLD MAN202♥♦A-2+15
+4.9Round 5MASTER MINDS24♥♠10-1+5
+4.9Round 7HK SENIOR FRIENDS173♦x♠K-2+4
+4.6Round 12CANADA63NT♣10+2+11
+4.2Round 8SINGAPORE53♣x♥6-1+6
+4.2Round 17LYNCH214♣♣2-1+5
+4.1Round 1HUNGARY14♠♦J-2+0
+4.0Round 3HAINAN OLD MAN172♠♦9=+6
+4.0Round 6SICHUAN DAHE COMPANY82♠♣K-2+8
+4.0Round 7HK SENIOR FRIENDS183NT♥4-3+7
+4.0Round 7HK SENIOR FRIENDS214♠♣3-1+5
+4.0Round 12CANADA73♦♣K=+6
+4.0Round 14MILNER173NT♠3-2+5
+3.9Round 19HACKETT54♠♣8-1+5
+3.7Round 17LYNCH185♣x♦A-1+6
+3.6Round 2ENGINEERS121♠♦5-2+6
+3.6Round 6SICHUAN DAHE COMPANY123NT♦8-1+10
+3.6Round 15LEWIS63♠♣A=+6
+3.4Round 18LORTZ234♥♦7+1+1
+2.9Round 8SINGAPORE72♥♦6+1+7
+2.9Round 13MARKOWICZ115♣♥3=+3
+2.9Round 16STERNBERG102♠♥3-1-1
+2.6Round 4HUBEI QIAOXIE271NT♦6+1+7
+2.6Round 5MASTER MINDS52♥♣A+2+1
+2.6Round 6SICHUAN DAHE COMPANY103♠♦10-1+6
+2.6Round 9WUHAN94♠♥4-1+6
+2.6Round 20INDONESIA143NT♦7+3+1
+2.2Round 5MASTER MINDS66♣♥J+1+13
+2.2Round 20INDONESIA81NT♥Q=-1
+2.2Round 21PLATINUM201NT♦7=-1
+2.0Round 1HUNGARY23NT♥10-2+6
+1.9Round 9WUHAN123♦♣2-2+0
+1.9Round 21PLATINUM212♠♥6-1+4
+1.8Round 16STERNBERG143NT♣Q=+0
+1.7Round 17LYNCH173NT♠4+1+0
+1.5Round 10IMAX213NT♠J-1+5
+1.4Round 12CANADA54♠♦4=+10
+1.4Round 19HACKETT21NT♣2+1+1
+1.3Round 13MARKOWICZ123NT♦6+1+0
+1.3Round 16STERNBERG134♥♣Q+1-13
+1.3Round 18LORTZ241NT♠2-1+4
+1.3Round 21PLATINUM193♥♦K=+10
+1.2Round 13MARKOWICZ132NT♠7+1+0
+1.0Round 1HUNGARY52♠♣3+2+1
+1.0Round 6SICHUAN DAHE COMPANY112♥♣3=-1
+0.9Round 9WUHAN143♠♦J=+1
+0.8Round 2ENGINEERS114♠♦J+1-10
+0.8Round 3HAINAN OLD MAN181NT♥3-2+0
+0.8Round 7HK SENIOR FRIENDS192♣♥10=-1
+0.8Round 11MAGIC EYES253NT♣K=-2
+0.7Round 4HUBEI QIAOXIE236NT♦10-1+17
+0.7Round 18LORTZ223NT♥J+1+0
+0.6Round 5MASTER MINDS74♠♦4=+0
+0.6Round 8SINGAPORE61NT♥4+1+10
+0.6Round 10IMAX174♠♦4+1-11
+0.6Round 16STERNBERG112♠♥J+2+6
+0.5Round 3HAINAN OLD MAN153♥♣8-2+0
+0.4Round 4HUBEI QIAOXIE243NT♠5=-2
+0.4Round 10IMAX193NT♠5-1+2
+0.3Round 18LORTZ272♥♣Q=-1
+0.3Round 19HACKETT72♦♣A=-2
+0.3Round 20INDONESIA113NT♣Q-1+10
+0.2Round 4HUBEI QIAOXIE223♥♦K=+0
+0.2Round 15LEWIS55♥♣K=+4
+0.1Round 13MARKOWICZ142♠♥3+1-7
+0.1Round 16STERNBERG92♥♥3-2+11
+0.0Round 4HUBEI QIAOXIE283NT♣4-1-6
-0.0Round 8SINGAPORE32♠♣K-1+3
+0.0Round 9WUHAN113♥♠K-1-2
+0.0Round 10IMAX184♥♠7=-1
+0.0Round 15LEWIS45♥♠4=+0
+0.0Round 17LYNCH193NT♠9+1+0
-0.2Round 6SICHUAN DAHE COMPANY132♠♥A+1+0
-0.2Round 8SINGAPORE21♥♠5+4-10
-0.5Round 1HUNGARY32♣♦9=-1
-0.5Round 7HK SENIOR FRIENDS204♥♦7+2-13
-0.5Round 10IMAX165♥♠4=+0
-0.5Round 14MILNER152♦♠K-1+0
-0.6Round 2ENGINEERS94♣♦A+1-6
-0.6Round 12CANADA13♦♥4-3+6
-0.7Round 15LEWIS13NT♥5+3-1
-1.0Round 5MASTER MINDS43♠♠3+3-9
-1.0Round 11MAGIC EYES283NT♠J+2-1
-1.1Round 14MILNER162♦♥K=+2
-1.3Round 21PLATINUM151NT♦7-1+0
-1.5Round 6SICHUAN DAHE COMPANY144♠x♦A-1-5
-1.5Round 13MARKOWICZ103♦♣K=+11
-1.6Round 12CANADA32NT♠7+2+10
-1.6Round 19HACKETT42♠♣9+1+0
-1.7Round 11MAGIC EYES222♠♦A-1+2
-1.7Round 16STERNBERG83♠♥6=-1
-1.9Round 12CANADA42♥♦A+1-1
-1.9Round 18LORTZ264♥♦Q+1+0
-2.0Round 13MARKOWICZ83NT♠7+3-2
-2.0Round 18LORTZ252♠♠3+2-6
-2.0Round 20INDONESIA92♠♦3+1+0
-2.0Round 21PLATINUM174♠x♥5-2+3
-2.1Round 14MILNER193♥♠Q=+0
-2.2Round 1HUNGARY73NT♥5+2-1
-2.2Round 14MILNER212♥♥Q-1-5
-2.4Round 2ENGINEERS82♠♥K=-5
-2.8Round 3HAINAN OLD MAN193NT♥2+1+17
-2.8Round 3HAINAN OLD MAN214♠♦K+2-17
-2.9Round 8SINGAPORE13NT♦10=+1
-3.0Round 2ENGINEERS141♥♦5=-5
-3.0Round 9WUHAN81NT♠2-1-5
-3.0Round 21PLATINUM186♣♦7=+11
-3.1Round 2ENGINEERS134♠x♥8-2-4
-3.2Round 10IMAX204♥♣2-1-12
-3.2Round 14MILNER183NT♦Q=+1
-3.3Round 11MAGIC EYES243♠♦A+1-6
-3.4Round 13MARKOWICZ93♥♦3=-1
-3.6Round 17LYNCH164♠♥K+2+13
-3.8Round 14MILNER201NT♠7+2-6
-3.8Round 19HACKETT14♠♠2-2+0
-3.9Round 8SINGAPORE41NT♣K+1-12
-3.9Round 20INDONESIA103♥♠A-2-2
-4.0Round 3HAINAN OLD MAN163NT♣J+4-10
-4.0Round 9WUHAN134♠♥5+2-17
-4.0Round 20INDONESIA122♥♦K-1-10
-4.2Round 11MAGIC EYES233NT♦7+2-11
-4.3Round 1HUNGARY41NT♣6-1+1
-4.5Round 12CANADA24♥♣8-2-9
-4.7Round 18LORTZ285♣♠K-1-9
-4.8Round 10IMAX152NT♠7=-6
-4.8Round 15LEWIS34♥♥6=-8
-5.3Round 1HUNGARY63NT♦Q-1+2
-5.3Round 16STERNBERG121♠x♥9-3-8
-6.6Round 7HK SENIOR FRIENDS154♠x♣K=+9
-6.6Round 17LYNCH203NT♠9-1-12
-6.7Round 19HACKETT63NT♦10+1+0
-7.5Round 15LEWIS26♣♥Q-2-13
-7.8Round 9WUHAN102♠♣A=-12
-8.5Round 21PLATINUM165♣♦2=+0
-11.4Round 15LEWIS76♥♣Q-1-13
-12.3Round 4HUBEI QIAOXIE256♦♦J=+0
-13.4Round 20INDONESIA136♦♠9-3-13
-14.5Round 11MAGIC EYES263NT♥A=-13