YANG Lixin · CHINA OPEN

210rank
-9.2Butler · 28 bds
-0.33per board
±3.9swing
+0.00vs par /bd
-0.26adjusted /bd
Butler per round: -9.2 -9.2by round

vs par split: bidding -0.39 · play +0.39

Strength of schedule: opponents averaged +0.07/bd (a tough draw) → opponent-adjusted -0.26/bd

Card play — on target: opening leads 60.0% · declarer play 100.0% · defence 88.9%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (1)50.0% (4)
Declarer play100.0% (2)100.0% (6)
Defence100.0% (1)87.5% (8)

Opening leads by suit led: ♠ 100.0% (2) · ♦ 50.0% (2) · ♣ 0.0% (1)

vs par by strain: NT -2.00 (5) · a suit +0.43 (23)

vs par by level: part-score +0.08 (13) · game +0.67 (12) · slam -3.00 (3)

By role: declaring -0.03/bd (-0.90 vs par · 19) · defending -0.97/bd (+1.89 vs par · 9)

By vulnerability: vulnerable -0.59/bd (+0.64 vs par · 14) · not vulnerable -0.06/bd (-0.64 vs par · 14)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 64G.ChenA.Robson – A.AllfreyClosed14-0.4-0.03+0.86
Round of 64G.ChenT.Paske – E.JonesOpen14-8.8-0.63-0.86

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
+7.2Round of 64ALLFREY166♦♠K-1+14
+5.0Round of 64ALLFREY273♠♣K=+10
+4.4Round of 64ALLFREY294♠x♥K=+5
+3.7Round of 64ALLFREY175♣x♠K-1+5
+2.9Round of 64ALLFREY152♦♠J=+5
+2.6Round of 64ALLFREY323♥♦5=+0
+2.1Round of 64ALLFREY264♠♥5+3+2
+1.2Round of 64ALLFREY242NT♠8+1+1
+1.0Round of 64ALLFREY391♦♥A=-2
+0.9Round of 64ALLFREY404♠♥10+2+11
+0.6Round of 64ALLFREY201NT♠9+1+1
+0.5Round of 64ALLFREY422♠♥9=-1
+0.4Round of 64ALLFREY194♠♥K+1+0
+0.4Round of 64ALLFREY223NT♣4=-1
+0.2Round of 64ALLFREY412♠♦5+1+0
+0.1Round of 64ALLFREY181NT♣K+1-1
+0.1Round of 64ALLFREY304♠♦Q=+0
-0.1Round of 64ALLFREY384♥♣9+1+0
-1.4Round of 64ALLFREY283NT♠2-1-10
-1.8Round of 64ALLFREY374♥♠8-1-4
-2.2Round of 64ALLFREY346♠♣8-2-11
-2.7Round of 64ALLFREY252♠♠3+3-2
-2.7Round of 64ALLFREY334♣♦2-1-5
-3.3Round of 64ALLFREY353♠♥7-1+1
-3.7Round of 64ALLFREY363♣♥10-3-6
-4.7Round of 64ALLFREY315♦♣5=+0
-5.9Round of 64ALLFREY214♠x♥8-3+0
-14.0Round of 64ALLFREY236♦♣A=-12