🇨🇳 LIU Xinchen · CHINA SHJS

63rank
-23.8Butler · 50 bds
-0.48per board
±3.9swing
-1.20vs par /bd · #62/76
-0.81adjusted /bd
Butler per round: -3.7 -19.8 4 -8 3.7by round

vs par split: bidding -1.35 · play +0.33

Strength of schedule: opponents averaged -0.33/bd (an easy draw) → opponent-adjusted -0.81/bd

Card play — on target: opening leads 63.6% #71 of 76 · declarer play 71.4% #38 of 76 · defence 88.0% #16 of 76

Card play by contract type — on target
vs NTvs a suit
Opening leads33.3% (3)75.0% (8)
Declarer play83.3% (6)62.5% (8)
Defence72.7% (11)100.0% (14)

Opening leads by suit led: ♠ 50.0% (2) · ♥ 100.0% (3) · ♦ 0.0% (3) · ♣ 100.0% (3)

vs par by strain: NT +0.79 (19) · a suit -2.17 (30)

vs par by level: part-score -0.91 (22) · game -1.32 (25) · slam +1.50 (2)

By role: declaring -0.27/bd (-3.42 vs par · 24) · defending -0.67/bd (+0.85 vs par · 26)

By vulnerability: vulnerable -0.82/bd (-2.64 vs par · 25) · not vulnerable -0.13/bd (+0.24 vs par · 25)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.ZhouY.Sun – Y.YuOpen10-3.7-0.37+2.20
Round 2J.ZhouQ.Tang – F.YangClosed10-19.8-1.98-4.10
Round 4J.ZhouY.Wang – S.WuClosed10+4.0+0.40+0.20
Round 6J.ZhouB.Dufrene – T.ThorpeClosed10-8.0-0.80-1.10
Round 8J.ZhouM.Kampermann – A.DammannOpen10+3.7+0.37-3.20

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
+9.4Round 8🇩🇪 GERMANY113♥x♣8=+12
+7.9Round 1SHENGXING TEAM 286♠♦8-3+14
+7.1Round 2SHENGXING TEAM 5134♥♣9=+0
+6.3Round 4SHENGXING TEAM 323NT♦3+2+1
+4.5Round 8🇩🇪 GERMANY121NT♣J-2+7
+4.5Round 8🇩🇪 GERMANY204♥♠K+1+0
+4.1Round 6🇫🇷 FRANCE 2 GIRLS243NT♥3-1+4
+3.8Round 4SHENGXING TEAM 384♥♣J+1+8
+3.1Round 1SHENGXING TEAM 241NT♦A-2-7
+2.6Round 1SHENGXING TEAM 263NT♥K+1+7
+1.1Round 6🇫🇷 FRANCE 2 GIRLS224♥♠K+1+0
+1.1Round 8🇩🇪 GERMANY162NT♦6+1+1
+0.8Round 4SHENGXING TEAM 334♠♣Q=-6
+0.8Round 6🇫🇷 FRANCE 2 GIRLS232NT♦4=+1
+0.7Round 4SHENGXING TEAM 314♥♦K+2-11
+0.3Round 2SHENGXING TEAM 5124♥♦K+1-10
+0.3Round 4SHENGXING TEAM 343NT♦9+2+0
+0.2Round 2SHENGXING TEAM 5203♥♦K=-10
+0.2Round 4SHENGXING TEAM 363NT♦K=-2
+0.2Round 6🇫🇷 FRANCE 2 GIRLS262NT♠3=+1
+0.1Round 2SHENGXING TEAM 5164NT♥4+2+17
+0.1Round 6🇫🇷 FRANCE 2 GIRLS211NT♥A=+0
-0.1Round 4SHENGXING TEAM 3101NT♠2=+2
-0.2Round 1SHENGXING TEAM 212♥♠8+1+7
-0.2Round 8🇩🇪 GERMANY173NT♦J-1-2
-0.5Round 1SHENGXING TEAM 274♠♥5-1+6
-0.5Round 8🇩🇪 GERMANY153NT♠4+1-10
-0.8Round 1SHENGXING TEAM 251NT♥J+4+6
-1.2Round 2SHENGXING TEAM 5142♠♣6=+0
-1.3Round 1SHENGXING TEAM 223NT♥7=+1
-1.3Round 1SHENGXING TEAM 293♦♣3=+0
-1.3Round 4SHENGXING TEAM 372♣♥Q-1+0
-1.3Round 8🇩🇪 GERMANY193♥♠5=-8
-1.5Round 2SHENGXING TEAM 5112♥♠2-1+4
-1.5Round 6🇫🇷 FRANCE 2 GIRLS302♦♥K+1+0
-2.4Round 4SHENGXING TEAM 351NT♥10-3-1
-2.5Round 6🇫🇷 FRANCE 2 GIRLS274♠♣5+1+0
-2.7Round 2SHENGXING TEAM 5184♥♠7=-7
-2.8Round 6🇫🇷 FRANCE 2 GIRLS253♣♥7-1-4
-2.8Round 8🇩🇪 GERMANY133NT♦9-1-11
-3.0Round 1SHENGXING TEAM 234♠♣4+1-1
-3.4Round 6🇫🇷 FRANCE 2 GIRLS282♠♥5+2-10
-3.5Round 8🇩🇪 GERMANY18Pass-10
-4.1Round 6🇫🇷 FRANCE 2 GIRLS294♠♥A=-3
-4.3Round 4SHENGXING TEAM 394♠♣A+2+11
-5.5Round 2SHENGXING TEAM 5194♥♠10-1-14
-6.4Round 2SHENGXING TEAM 5153♥♠Q=-10
-7.5Round 8🇩🇪 GERMANY145♦x♥A-2-11
-10.2Round 1SHENGXING TEAM 2103♠x♦A-4-11
-10.2Round 2SHENGXING TEAM 5176♠♥A-1-11