YAO Zhongzhao · UICC WUHAN

553rank
-55.9Butler · 110 bds
-0.51per board
±3.8swing
-0.56vs par /bd · #456/567
-0.52adjusted /bd
Butler per round: 1 1.5 9.4 4.8 -28.8 -4.2 -14.9 -28.7 9.4 -4.8 -0.6by round

vs par split: bidding -0.40 · play -0.19

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted -0.52/bd

Card play — on target: opening leads 73.9% #447 of 567 · declarer play 66.7% #488 of 567 · defence 76.4% #501 of 567

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (7)81.2% (16)
Declarer play80.0% (5)62.5% (16)
Defence72.7% (22)78.8% (33)

Opening leads by suit led: ♠ 50.0% (8) · ♥ 100.0% (2) · ♦ 85.7% (7) · ♣ 83.3% (6)

vs par by strain: NT +0.76 (33) · a suit -1.18 (76)

vs par by level: part-score -0.83 (47) · game -0.10 (58) · slam -5.00 (4)

By role: declaring -0.96/bd (-2.82 vs par · 55) · defending -0.06/bd (+1.69 vs par · 55)

By vulnerability: vulnerable -0.53/bd (-0.73 vs par · 56) · not vulnerable -0.48/bd (-0.39 vs par · 54)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.ZhangB.Thompson – R.CooperClosed10+1.0+0.10-0.60
Round 2J.ZhangZ.Kang – W.ChenOpen10+1.5+0.15-1.30
Round 4J.ZhangK.Limsinsopon – P.SitthicharoensawatOpen10+9.4+0.94+1.10
Round 5J.ZhangH.Zhang – H.ZhangOpen10+4.8+0.48-0.30
Round 7J.ZhangG.Zhang – J.WeiOpen10-28.8-2.88-0.30
Round 8J.ZhangS.Shan – L.GanClosed10-4.2-0.42-0.30
Round 10J.ZhangH.Liu – Y.ZhangOpen10-14.9-1.49-3.30
Round 11J.ZhangR.Angeleri – R.PoleschiOpen10-28.7-2.87-3.90
Round 12J.ZhangW.Wang – X.HaoClosed10+9.4+0.94-0.20
Round 13X.XieW.Xie – Y.SuClosed10-4.8-0.48+1.00
Round 15J.ZhangL.Thuillez – I.BaroniOpen10-0.6-0.06+1.90

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
+10.7Round 12HUBEI BRIDGE TEAM285♣♠2-5+15
+7.8Round 4THAILAND Mixed44♥♠J-2+13
+7.4Round 2WUHAN XINGYUTU MEDIA204♠♥A=+3
+7.1Round 5HONG PRAISE TEAM133NT♣2-1+12
+6.9Round 15PSG223NT♥6-1+12
+6.8Round 12HUBEI BRIDGE TEAM274♠♦6-2+11
+5.6Round 1AURUSSIA25♦♠4-3+7
+5.6Round 13BRIDGEFRIENDS33NT♦3=-1
+5.2Round 2WUHAN XINGYUTU MEDIA193NT♣Q-1+6
+5.1Round 5HONG PRAISE TEAM203NT♣5-1+6
+4.7Round 1AURUSSIA44♥♦9-1+6
+4.6Round 8JINSHUO203♣♣2+1+1
+3.5Round 15PSG212♥♠8+2+1
+3.3Round 2WUHAN XINGYUTU MEDIA115♦♥7=-1
+3.3Round 13BRIDGEFRIENDS22♠♣8=+12
+3.3Round 15PSG273♥♠K-1+4
+3.1Round 1AURUSSIA84♠♥4-1+10
+2.8Round 15PSG303NT♦6-1+5
+2.7Round 10HENGZHOU FINANCE24♠♥A=+3
+2.6Round 12HUBEI BRIDGE TEAM256♥♣2=-11
+2.4Round 10HENGZHOU FINANCE63NT♦10-1+6
+2.1Round 1AURUSSIA63♥♦6=-7
+2.1Round 5HONG PRAISE TEAM142NT♦2=+6
+2.0Round 4THAILAND Mixed62♥♠7-2+3
+1.9Round 4THAILAND Mixed92♥♠A-2+7
+1.8Round 13BRIDGEFRIENDS42♥♦7+1+1
+1.7Round 8JINSHUO185♦♣3=-2
+1.6Round 15PSG284NT♥J+3+10
+1.5Round 11ANIT NEGRA172♠♦2+1-6
+1.3Round 1AURUSSIA33♥♠8=+0
+1.3Round 4THAILAND Mixed25♣x♥A-1+0
+1.3Round 7SANMING EDUCATION83NT♦5=+11
+1.2Round 2WUHAN XINGYUTU MEDIA182♥♣3-1+4
+1.1Round 13BRIDGEFRIENDS62♦♦5+1+7
+1.1Round 13BRIDGEFRIENDS93NT♣A=+0
+1.0Round 8JINSHUO163NT♠K-1+5
+1.0Round 12HUBEI BRIDGE TEAM212♠♦A=+0
+1.0Round 13BRIDGEFRIENDS74♠♦6=-1
+0.9Round 2WUHAN XINGYUTU MEDIA142NT♥5=+6
+0.8Round 7SANMING EDUCATION32♦♣A+1+0
+0.6Round 4THAILAND Mixed102♣♠K=+0
+0.5Round 15PSG253NT♣2+1+0
+0.3Round 8JINSHUO134♦♠K=+0
+0.3Round 12HUBEI BRIDGE TEAM262♣♦Q+1+1
+0.2Round 10HENGZHOU FINANCE33♣♦2+2-6
+0.2Round 11ANIT NEGRA182♠♣2=+0
+0.2Round 15PSG243NT♠5+2+0
-0.0Round 5HONG PRAISE TEAM121NT♠J-1-2
+0.0Round 5HONG PRAISE TEAM173♠♣A=+0
-0.0Round 8JINSHUO114♠♥A+1+0
+0.0Round 8JINSHUO143NT♣2+2+0
-0.0Round 10HENGZHOU FINANCE86NT♣2=-11
-0.0Round 12HUBEI BRIDGE TEAM292♠♣2+1+0
-0.1Round 5HONG PRAISE TEAM163♣♠Q=-7
-0.2Round 7SANMING EDUCATION13♥♥5-1+2
-0.3Round 2WUHAN XINGYUTU MEDIA124♥♥7-1-10
-0.3Round 4THAILAND Mixed14♥♠9+1+0
-0.3Round 12HUBEI BRIDGE TEAM232♥♥5+1+0
-0.4Round 4THAILAND Mixed54♠♣K+1-1
-0.4Round 11ANIT NEGRA202♠♦5=+0
-0.5Round 1AURUSSIA71NT♥5+1+0
-0.5Round 8JINSHUO153NT♠9=-1
-0.5Round 11ANIT NEGRA144♣♦2+1+1
-0.6Round 1AURUSSIA13♠♣3+1-6
-0.6Round 2WUHAN XINGYUTU MEDIA131NT♦Q=+1
-0.6Round 4THAILAND Mixed34♥♠K+2-11
-0.7Round 4THAILAND Mixed72♠♣K+1+0
-1.1Round 5HONG PRAISE TEAM112♠♥3+2-1
-1.3Round 10HENGZHOU FINANCE102♠♣Q=+0
-1.4Round 10HENGZHOU FINANCE9Pass+3
-1.4Round 11ANIT NEGRA124♥♣K=+0
-1.6Round 5HONG PRAISE TEAM152♥♠A=-5
-1.7Round 5HONG PRAISE TEAM183NT♠6-1-6
-1.9Round 8JINSHUO174♥♦3-1+2
-2.0Round 1AURUSSIA93♦♣K-1-6
-2.2Round 4THAILAND Mixed82♠♣10=+0
-2.3Round 7SANMING EDUCATION71NTx♦Q-1-3
-2.3Round 12HUBEI BRIDGE TEAM243NT♥J-2-8
-2.7Round 7SANMING EDUCATION22♠♣A=-5
-2.7Round 10HENGZHOU FINANCE11NT♣Q+1-5
-2.8Round 12HUBEI BRIDGE TEAM302NT♠10=+1
-3.2Round 11ANIT NEGRA164♥♠5-1-5
-3.5Round 13BRIDGEFRIENDS14♥♦Q=+0
-3.7Round 8JINSHUO192NT♥K-1-10
-3.7Round 10HENGZHOU FINANCE42♠♥5=-6
-3.9Round 13BRIDGEFRIENDS104♥♦5-2-8
-4.0Round 2WUHAN XINGYUTU MEDIA174♠♥A-1-10
-4.0Round 10HENGZHOU FINANCE52♠x♦2-1-7
-4.1Round 2WUHAN XINGYUTU MEDIA154♥♦10+1-6
-4.1Round 15PSG231NT♠Q=-5
-4.2Round 7SANMING EDUCATION93NT♠2=+13
-4.5Round 7SANMING EDUCATION64♥♠A-2-5
-4.5Round 13BRIDGEFRIENDS86♦♣6=+0
-4.6Round 7SANMING EDUCATION104♥♣3-2-2
-4.6Round 11ANIT NEGRA113NT♠9=-7
-4.7Round 11ANIT NEGRA193NT♥9+1-1
-4.8Round 7SANMING EDUCATION45♠x♦K-1-7
-4.9Round 1AURUSSIA54♠♠2+1-1
-5.0Round 5HONG PRAISE TEAM194♠♦2-2-6
-5.7Round 8JINSHUO126♣♦J=+2
-6.3Round 15PSG294♥♠K=-3
-6.6Round 11ANIT NEGRA154♠♦2-1-13
-6.6Round 12HUBEI BRIDGE TEAM225♣♦J+1-11
-6.8Round 13BRIDGEFRIENDS54♥♥4-2+0
-7.1Round 10HENGZHOU FINANCE72♣♣2+1-10
-7.5Round 2WUHAN XINGYUTU MEDIA165♦♠10-2-6
-7.6Round 7SANMING EDUCATION53NT♦5+1-7
-7.8Round 1AURUSSIA104♥x♣K-2-9
-9.0Round 11ANIT NEGRA133NT♠8-2-8
-9.0Round 15PSG264♥x♣A-3-5