ZHANG Yizhuo · HENGZHOU FINANCE

525rank
-61.2Butler · 150 bds
-0.41per board
±4.2swing
-0.68vs par /bd · #484/567
-0.28adjusted /bd
Butler per round: 13.1 8.9 1.3 -7 7.6 -4.5 -30.8 -26.6 -7.1 14.9 9 -0.2 -29.2 -1.7 -8.9by round

vs par split: bidding -0.78 · play +0.09

Strength of schedule: opponents averaged +0.13/bd (a tough draw) → opponent-adjusted -0.28/bd

Card play — on target: opening leads 81.6% #244 of 567 · declarer play 72.5% #384 of 567 · defence 80.5% #381 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads61.5% (13)92.0% (25)
Declarer play61.5% (13)77.8% (27)
Defence70.0% (20)84.2% (57)

Opening leads by suit led: ♠ 85.7% (7) · ♥ 69.2% (13) · ♦ 80.0% (10) · ♣ 100.0% (8)

vs par by strain: NT -0.71 (41) · a suit -0.68 (107)

vs par by level: part-score -0.46 (67) · game -1.18 (73) · slam +1.88 (8)

By role: declaring -0.58/bd (-2.51 vs par · 72) · defending -0.25/bd (+1.01 vs par · 78)

By vulnerability: vulnerable -0.07/bd (-0.38 vs par · 76) · not vulnerable -0.76/bd (-0.99 vs par · 74)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1H.LiuJ.Zhang – W.ShenOpen10+13.1+1.31+0.60
Round 2H.LiuD.Sacul – C.SumampouwOpen10+8.9+0.89-0.80
Round 3H.LiuJ.Tutty – D.BeauchampOpen10+1.3+0.13-0.80
Round 4H.LiuJ.Zhao – Y.ZhangClosed10-7.0-0.70-0.50
Round 5H.LiuJ.Cai – X.FangOpen10+7.6+0.76+1.40
Round 6H.LiuW.Cao – J.ZhangClosed10-4.5-0.45-2.10
Round 7H.LiuJ.Hurd – K.BathurstClosed10-30.8-3.08-6.10
Round 8H.LiuK.Morrison – A.WilsmoreOpen10-26.6-2.66-3.30
Round 9H.LiuT.Zhou – X.HeClosed10-7.1-0.71+2.90
Round 10H.LiuZ.Yao – J.ZhangOpen10+14.9+1.49+3.30
Round 11H.LiuG.Lyu – W.ChenOpen10+9.0+0.90+1.90
Round 12H.LiuS.Sze – W.ChiuOpen10-0.2-0.02-0.30
Round 13H.LiuJ.Li – J.LiuOpen10-29.2-2.92-1.10
Round 14H.LiuS.Roh – D.KimOpen10-1.7-0.17-1.80
Round 15H.LiuC.Zhu – K.JinClosed10-8.9-0.89-3.50

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
+9.0Round 11WUHU BRIDGE TEAM134♥♦4-2+8
+8.0Round 9MINGXIN GROUP294♠♠3=+10
+7.9Round 12KONG HAN254♥♣A+2+14
+7.1Round 10UICC WUHAN72♣♣2+1+10
+6.9Round 1BRIDGEFRIENDS54♠♣10-1+10
+6.8Round 1BRIDGEFRIENDS104♣x♠2-1+8
+6.5Round 6HIIMOTOR296♠♦J=+0
+6.3Round 4ZHEJIANGQIANTANG26♥x♦A-1+7
+6.3Round 4ZHEJIANGQIANTANG53♠♣J+1+6
+5.6Round 14SEOUL OPEN154♠♥4-1-2
+5.4Round 15CHINA JUNIORS214♥x♦6-1+8
+5.3Round 5ONE ESSENTIAL OF RED162NT♥2-2+11
+5.2Round 2INDONESIA Mixed193NT♣A-1+6
+5.2Round 3AUSTRALIA MIXED294♠♥2=+10
+5.1Round 11WUHU BRIDGE TEAM114♥♣A=+8
+5.0Round 5ONE ESSENTIAL OF RED133NT♦9+1+0
+4.6Round 11WUHU BRIDGE TEAM164♥♣9-2+6
+4.3Round 5ONE ESSENTIAL OF RED183NT♠6-2+8
+4.2Round 7MILLENS95♣♦Q=-13
+4.1Round 6HIIMOTOR283NT♦7-1+6
+4.0Round 10UICC WUHAN52♠x♦2-1+7
+3.8Round 2INDONESIA Mixed163NT♣6=+7
+3.7Round 10UICC WUHAN42♠♥5=+6
+3.6Round 5ONE ESSENTIAL OF RED194♠♥4-1+5
+3.5Round 1BRIDGEFRIENDS64♦♥3-2-6
+3.3Round 2INDONESIA Mixed115♦♥2=-1
+3.3Round 9MINGXIN GROUP305♠♦A-2+11
+3.1Round 1BRIDGEFRIENDS84♠♥4-1+10
+2.8Round 3AUSTRALIA MIXED284♥♠2+1+0
+2.7Round 2INDONESIA Mixed182♦♠A-2+5
+2.7Round 3AUSTRALIA MIXED214♥♠K=-1
+2.7Round 10UICC WUHAN11NT♣Q+1+5
+2.7Round 14SEOUL OPEN184♥♠10=+3
+2.6Round 2INDONESIA Mixed173♦♣K-5-5
+2.6Round 7MILLENS23♣♥Q-1+5
+2.6Round 13PD TIMES74♠♣K+2+1
+2.6Round 15CHINA JUNIORS263♥♣A-4-6
+2.3Round 7MILLENS72♦x♠2-1+3
+2.2Round 12KONG HAN284♥♠7+3-10
+2.1Round 3AUSTRALIA MIXED253♥♠2=+6
+2.1Round 12KONG HAN302♦x♦K-1-1
+1.9Round 14SEOUL OPEN113NT♣8=-1
+1.7Round 4ZHEJIANGQIANTANG82♠♣10-1+4
+1.7Round 8PIONEERS185♦♣5=-2
+1.6Round 4ZHEJIANGQIANTANG101NT♠5+1+1
+1.6Round 5ONE ESSENTIAL OF RED152♥♠A=+5
+1.6Round 6HIIMOTOR232♠♣3+1+0
+1.4Round 10UICC WUHAN9Pass-3
+1.4Round 11WUHU BRIDGE TEAM124♥♣K=+0
+1.3Round 6HIIMOTOR213NT♦5-2-5
+1.3Round 10UICC WUHAN102♠♣Q=+0
+1.2Round 11WUHU BRIDGE TEAM172♥♠5-1+8
+1.1Round 5ONE ESSENTIAL OF RED112♠♥8+2+1
+1.0Round 5ONE ESSENTIAL OF RED12Adj.♠J+3
+1.0Round 12KONG HAN243NT♥J-3+7
+0.9Round 2INDONESIA Mixed142NT♥5=+6
+0.8Round 11WUHU BRIDGE TEAM182♠♣3+1+1
+0.7Round 9MINGXIN GROUP253NT♠7+4+10
+0.7Round 14SEOUL OPEN193♦♠6-1+0
+0.6Round 8PIONEERS191NT♠2+2-6
+0.5Round 8PIONEERS153NT♠7+1+0
+0.5Round 11WUHU BRIDGE TEAM143♣♣A+2-1
+0.5Round 15CHINA JUNIORS253NT♥9=+1
+0.4Round 1BRIDGEFRIENDS72♠♦A-1+1
+0.4Round 6HIIMOTOR262♦♥3=+1
+0.4Round 13PD TIMES62♦♥6+2+7
+0.3Round 3AUSTRALIA MIXED304♥♦2+1+0
+0.3Round 12KONG HAN232♥♥5+1+0
+0.1Round 1BRIDGEFRIENDS43♥♦9=+0
+0.1Round 3AUSTRALIA MIXED223NT♥2-1+5
+0.1Round 9MINGXIN GROUP243♥♦5-1+4
-0.0Round 8PIONEERS114♠♥K+1+0
+0.0Round 10UICC WUHAN86NT♣2=+11
-0.0Round 11WUHU BRIDGE TEAM201NT♥2+1+0
-0.2Round 10UICC WUHAN33♣♦2+2+6
-0.2Round 15CHINA JUNIORS243NT♠5+2+0
-0.3Round 3AUSTRALIA MIXED245♦♥2=-2
-0.3Round 4ZHEJIANGQIANTANG14♥♠K+1+0
-0.3Round 13PD TIMES23♠♣2-1+10
-0.4Round 12KONG HAN262♦♦5-1-1
-0.5Round 9MINGXIN GROUP263NT♥8+2+12
-0.6Round 1BRIDGEFRIENDS13♠♣4+1-6
-0.6Round 2INDONESIA Mixed131NT♦Q=+1
-0.6Round 4ZHEJIANGQIANTANG34♥♦3+2-11
-0.6Round 5ONE ESSENTIAL OF RED202♥♠6=-1
-0.6Round 6HIIMOTOR303♥♣4=-6
-0.6Round 8PIONEERS133♦♠K=-1
-0.8Round 6HIIMOTOR253NT♥10-1-5
-0.8Round 12KONG HAN292♠♣7+2-1
-0.9Round 6HIIMOTOR222♥♦Q+1+0
-0.9Round 13PD TIMES93NT♥4+2-2
-1.0Round 8PIONEERS143NT♣7+1-1
-1.0Round 12KONG HAN212♠♦A=+0
-1.1Round 3AUSTRALIA MIXED265♥♠2+1-13
-1.1Round 15CHINA JUNIORS294♠x♥A-1-7
-1.2Round 7MILLENS31NT♥10+1+0
-1.2Round 8PIONEERS202♥♣J=-6
-1.2Round 9MINGXIN GROUP283♥♦4-1-4
-1.3Round 7MILLENS83NT♦J=-11
-1.3Round 9MINGXIN GROUP273♥♠2-2-8
-1.3Round 15CHINA JUNIORS274♠♣K-1-2
-1.5Round 1BRIDGEFRIENDS22♦♠4+2+0
-1.5Round 14SEOUL OPEN124♠♣K+1-1
-1.5Round 14SEOUL OPEN164♠♥A-1-5
-1.7Round 14SEOUL OPEN174♠♦10+1+0
-1.8Round 15CHINA JUNIORS232♥♥5+1-1
-2.0Round 1BRIDGEFRIENDS92♠♣8-1-6
-2.0Round 2INDONESIA Mixed202♠♣9=-9
-2.1Round 5ONE ESSENTIAL OF RED142NT♦Q=-6
-2.1Round 9MINGXIN GROUP213♠♦A=-7
-2.1Round 14SEOUL OPEN141NT♠5+2-1
-2.3Round 14SEOUL OPEN201NT♦2=-6
-2.4Round 10UICC WUHAN63NT♦10-1-6
-2.7Round 3AUSTRALIA MIXED274♥♠2=-3
-2.7Round 10UICC WUHAN24♠♥A=-3
-2.8Round 15CHINA JUNIORS303NT♦3-1-5
-3.3Round 2INDONESIA Mixed154♥♦10=-6
-3.3Round 15CHINA JUNIORS283NT♥10+2-11
-3.5Round 13PD TIMES14♥♦Q=+0
-3.5Round 14SEOUL OPEN133♠♦6-1-5
-3.6Round 1BRIDGEFRIENDS32NT♦9-1-5
-3.7Round 2INDONESIA Mixed124♠♥Q-1-12
-3.7Round 13PD TIMES43♣♣4=-6
-3.9Round 12KONG HAN226♥♦J=+0
-3.9Round 13PD TIMES103♥♦J-2-8
-4.2Round 7MILLENS11NT♣2+1-6
-4.5Round 7MILLENS105♦x♠J-1-8
-4.5Round 13PD TIMES86♦♥8=+0
-4.7Round 4ZHEJIANGQIANTANG91♥♠K=+0
-5.1Round 11WUHU BRIDGE TEAM154♠♦5=+1
-5.6Round 4ZHEJIANGQIANTANG62♥♠7=-6
-5.7Round 4ZHEJIANGQIANTANG43NT♠J+2+0
-5.7Round 8PIONEERS126♣♦2=+2
-6.0Round 4ZHEJIANGQIANTANG72NT♣K-1-6
-6.4Round 9MINGXIN GROUP223NT♠3=-7
-6.8Round 13PD TIMES54♥♥4-2+0
-6.9Round 15CHINA JUNIORS223NT♠7-1-12
-7.3Round 7MILLENS64♥x♦6-3-9
-7.6Round 12KONG HAN274♠♥5-3-11
-7.7Round 9MINGXIN GROUP236♦♥9=+8
-7.8Round 3AUSTRALIA MIXED232♣x♠2+1-10
-7.8Round 7MILLENS55♣x♥9-2-9
-7.9Round 6HIIMOTOR274♠♥A=-3
-8.2Round 6HIIMOTOR245♦x♠A-2-9
-8.5Round 11WUHU BRIDGE TEAM194♠♣J-1-12
-8.6Round 13PD TIMES33NTx♦3-1-13
-9.5Round 8PIONEERS174♠♥6=-8
-11.4Round 8PIONEERS163NT♥8=-11
-11.6Round 5ONE ESSENTIAL OF RED172♥x♠J-4-12
-13.6Round 7MILLENS46♦♠K=-13