JIANG Tong · XINYUANKONGGU

505rank
-26.4Butler · 110 bds
-0.24per board
±3.7swing
-0.28vs par /bd · #442/672
+0.00adjusted /bd
Butler per round: -6.1 6.5 8.5 7.7 -5.3 -3 14.4 -12.1 -12.5 -12.4 -12.1by round

vs par split: bidding +0.41 · play -1.05

Strength of schedule: opponents averaged +0.24/bd (a tough draw) → opponent-adjusted +0.00/bd

Card play — on target: opening leads 86.7% #192 of 671 · declarer play 62.5% #608 of 671 · defence 81.0% #491 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·86.7% (15)
Declarer play·62.5% (24)
Defence·81.0% (42)

Opening leads by suit led: ♠ 100.0% (4) · ♥ 50.0% (2) · ♦ 80.0% (5) · ♣ 100.0% (4)

vs par by strain: a suit -0.64 (80)

vs par by level: part-score +0.49 (35) · game -0.92 (38) · slam -4.71 (7)

By role: declaring -0.36/bd (-2.62 vs par · 53) · defending -0.13/bd (+1.90 vs par · 57)

By vulnerability: vulnerable -0.31/bd (-0.19 vs par · 57) · not vulnerable -0.16/bd (-0.38 vs par · 53)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3R.LinJ.Piekarek – A.SmirnovOpen10-6.1-0.61-2.70
Round 5R.LinJ.Cao – G.ZanOpen10+6.5+0.65+1.60
Round 6X.ZhangV.Aronov – A.ZobuClosed10+8.5+0.85+1.90
Round 7R.LinY.Cheng – C.ChenClosed10+7.7+0.77+2.20
Round 8R.LinB.Yuan – J.LuClosed10-5.3-0.53-0.10
Round 9X.ZhangB.Levin – S.WeinsteinClosed10-3.0-0.30-0.80
Round 11X.ZhangJ.Harsanyi – M.YuenClosed10+14.4+1.44+1.60
Round 12R.LinJ.Khokhlov – G.MatushkoOpen10-12.1-1.21-1.70
Round 13X.ZhangX.Lin – G.XinOpen10-12.5-1.25-4.40
Round 14R.LinZ.Nie – G.SunClosed10-12.4-1.24+1.50
Round 15R.LinA.Zhi – Y.GongClosed10-12.1-1.21-2.20

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
+7.3Round 6POPOVA243Nx♠7-2+9
+7.1Round 9GORDON224♠♦6=+5
+6.9Round 13SHANGHAI JIAHENG63N♥6+3-10
+6.4Round 12MOSCOW213♠♥Q+1+7
+6.1Round 11MUNICH133♥♣4-2+7
+5.7Round 5JIANPING CONSTRUCTION133N♠2+1+5
+5.6Round 3GERMANY OPEN231♦♠A-3+8
+5.4Round 6POPOVA234♥♦4-1+6
+5.3Round 6POPOVA216♥♣A-1+11
+4.7Round 7RIGHT CALL55♠x♦Q-1+7
+4.7Round 11MUNICH163N♥4+2+0
+4.4Round 15YUNNAN DIKUANG214♠♣5-1+5
+4.3Round 8TAICANG BA143♥♠3-2+5
+4.1Round 13SHANGHAI JIAHENG24♥♣5+1+0
+4.1Round 14ANHUI171N♠4-1+5
+4.0Round 5JIANPING CONSTRUCTION122♠♦K-1+5
+4.0Round 11MUNICH122♥♠4-1+11
+3.5Round 11MUNICH143N♠4+2-14
+3.3Round 3GERMANY OPEN303N♠J=-6
+3.3Round 11MUNICH184♣♣J+1+2
+3.0Round 9GORDON304♠♦K-1+5
+2.8Round 8TAICANG BA153♥♣3+1+1
+2.6Round 14ANHUI121N♠3=+0
+2.4Round 5JIANPING CONSTRUCTION153N♣5+1+11
+2.4Round 8TAICANG BA182♠♥Q-1+4
+2.3Round 5JIANPING CONSTRUCTION184♠♣A-1+5
+2.3Round 12MOSCOW262♦♣4-1+6
+2.1Round 15YUNNAN DIKUANG272♥♣2+1+0
+1.9Round 7RIGHT CALL74♠♥2-1+6
+1.9Round 8TAICANG BA122N♦4-1+5
+1.8Round 7RIGHT CALL86♦x♠2-1+9
+1.6Round 5JIANPING CONSTRUCTION204♥♥4+1+0
+1.3Round 11MUNICH172♥♣K-1+4
+1.3Round 12MOSCOW304♥♦3-1+5
+1.2Round 11MUNICH194♠♣J+1+1
+1.1Round 6POPOVA264♠♥Q=+5
+1.1Round 8TAICANG BA162♠♥A+1+0
+1.0Round 3GERMANY OPEN251N♣5-1+1
+0.9Round 9GORDON244♥♦2=-5
+0.9Round 11MUNICH203N♠5+2+13
+0.8Round 7RIGHT CALL94♥♠8+2-11
+0.8Round 12MOSCOW224♣♥10=+0
+0.8Round 13SHANGHAI JIAHENG33N♥7+2+0
+0.5Round 3GERMANY OPEN243♣♥10-3+0
+0.5Round 14ANHUI191N♠J+1+6
+0.3Round 7RIGHT CALL102♥♦K=+1
+0.2Round 6POPOVA274♥♦Q-1+5
+0.2Round 7RIGHT CALL43N♠9+1+1
+0.2Round 9GORDON231N♥5+1+0
+0.2Round 12MOSCOW253N♥5+1-5
-0.0Round 6POPOVA284N♥4+1+0
+0.0Round 7RIGHT CALL31N♣A-2+9
-0.0Round 13SHANGHAI JIAHENG94♠♠2+1+0
-0.1Round 7RIGHT CALL14♥♦6=-1
-0.2Round 15YUNNAN DIKUANG224♠♠2+1-5
-0.3Round 3GERMANY OPEN211N♣10+1-1
-0.3Round 3GERMANY OPEN225♣♦J=-5
-0.3Round 13SHANGHAI JIAHENG103♦♠J+2-1
-0.4Round 6POPOVA303N♠2-1-5
-0.4Round 13SHANGHAI JIAHENG74♥♠7=+1
-0.5Round 9GORDON292♠♥Q-1+0
-0.5Round 12MOSCOW235♦♠6-1-6
-0.5Round 15YUNNAN DIKUANG282♦♣6-2-2
-0.6Round 8TAICANG BA173N♥7=+6
-0.6Round 9GORDON283N♥10+1+5
-0.6Round 14ANHUI134♠♣K+2+6
-0.7Round 5JIANPING CONSTRUCTION143N♠Q-1-2
-0.7Round 5JIANPING CONSTRUCTION162N♥2+1+0
-0.9Round 7RIGHT CALL64♥♥6+1+0
-0.9Round 8TAICANG BA134♠♥A+2-7
-1.0Round 6POPOVA223♥♦K=-6
-1.0Round 7RIGHT CALL22♠♣2-1+1
-1.0Round 15YUNNAN DIKUANG294♠♣A=+0
-1.1Round 14ANHUI182♥♥4+3-6
-1.2Round 13SHANGHAI JIAHENG14♠♣4=+0
-1.2Round 15YUNNAN DIKUANG232♠♦2-1-5
-1.3Round 3GERMANY OPEN295♦♣A+1+1
-1.5Round 9GORDON273♣♠J-2+1
-1.7Round 14ANHUI112♣♠4+1-5
-1.9Round 15YUNNAN DIKUANG262♠♣10+1+0
-2.3Round 5JIANPING CONSTRUCTION113♠♠2=-6
-2.3Round 9GORDON253N♠7-1-6
-2.4Round 14ANHUI153♦♠3=+0
-2.4Round 14ANHUI164♠♦J=+0
-2.6Round 5JIANPING CONSTRUCTION173♠♠5-2+0
-2.6Round 12MOSCOW283♠♦K+1-7
-2.7Round 8TAICANG BA194♦♦A-2+0
-2.9Round 11MUNICH154♠♣A-1+2
-3.2Round 5JIANPING CONSTRUCTION192♥♦5+2-2
-3.3Round 6POPOVA253♥♥5=+0
-3.7Round 9GORDON213N♣8=-5
-3.7Round 14ANHUI204♠♦6+1-1
-3.9Round 8TAICANG BA115♣♥A=-3
-4.1Round 3GERMANY OPEN275♣♦Q-2-6
-4.1Round 12MOSCOW293N♦K-2-3
-4.2Round 3GERMANY OPEN265♣♦A+1-8
-4.4Round 15YUNNAN DIKUANG256♠♥3-1-16
-4.6Round 15YUNNAN DIKUANG242N♣2=-1
-4.8Round 15YUNNAN DIKUANG303N♠3+1+2
-5.2Round 13SHANGHAI JIAHENG44♠♠J+2-1
-5.4Round 12MOSCOW243♠♥A=+0
-5.6Round 9GORDON264♠♠6-2-8
-6.1Round 6POPOVA293♣♠K=-6
-6.3Round 3GERMANY OPEN284♥♦6-1-11
-6.8Round 13SHANGHAI JIAHENG87♠♦J-1-17
-7.7Round 11MUNICH115♦♦5-1-10
-7.7Round 14ANHUI146♠♥J=+10
-9.7Round 8TAICANG BA204♠♥8-1-12
-10.4Round 13SHANGHAI JIAHENG56♦♠8-1-16
-10.5Round 12MOSCOW276♥x♠A-2-14