LIU Jing · YANG JING

308rank
+12.8Butler · 110 bds
+0.12per board
±4.2swing
+0.48vs par /bd · #150/672
+0.17adjusted /bd
Butler per round: 0.1 7.3 -7.7 -6.9 2.9 17.5 -0 -17.8 -5.5 3.2 19.7by round

vs par split: bidding +0.04 · play +0.08

Strength of schedule: opponents averaged +0.06/bd (a tough draw) → opponent-adjusted +0.17/bd

Card play — on target: opening leads 75.0% #490 of 671 · declarer play 88.9% #93 of 671 · defence 91.9% #77 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·75.0% (12)
Declarer play·88.9% (18)
Defence·91.9% (37)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 66.7% (3) · ♦ 100.0% (1) · ♣ 60.0% (5)

vs par by strain: a suit +0.12 (75)

vs par by level: part-score +0.89 (35) · game +0.53 (34) · slam -6.67 (6)

By role: declaring +0.63/bd (-0.77 vs par · 52) · defending -0.34/bd (+1.60 vs par · 58)

By vulnerability: vulnerable -0.40/bd (+0.46 vs par · 55) · not vulnerable +0.64/bd (+0.51 vs par · 55)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Q.ChengC.Hu – C.LiOpen10+0.1+0.01+3.60
Round 3Q.ChengF.Zimmermann – H.KondochOpen10+7.3+0.73+0.40
Round 4J.AiA.Mesbur – N.FitzgibbonClosed10-7.7-0.77-0.90
Round 5Q.ChengB.Fallenius – P.FredinClosed10-6.9-0.69+0.00
Round 6Q.ChengW.Stuart – G.VenkateshClosed10+2.9+0.29+1.40
Round 7Q.ChengJ.Li – L.LinClosed10+17.5+1.75+3.10
Round 8Q.ChengK.Strykier – T.PrzyboraClosed10-0.0-0.00+0.30
Round 9Q.ChengF.Baroni – M.RicciarelliOpen10-17.8-1.78-1.70
Round 10J.AiI.Herbst – R.Benin-BarrOpen10-5.5-0.55+0.80
Round 12Q.ChengA.Zhi – D.HuClosed10+3.2+0.32+0.00
Round 13Q.ChengP.Delaney – S.O'LubaighOpen10+19.7+1.97-1.70

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
+12.3Round 7GUANGDONG43N♣5-1+13
+11.1Round 13DELANEY56♦♣K=+0
+9.7Round 7GUANGDONG64♣♦A-3+11
+9.5Round 3GERMANY JUNIORS284♠x♣K-4+9
+8.4Round 13DELANEY86♠♦Q=-11
+7.7Round 3GERMANY JUNIORS273N♥7+2+8
+7.6Round 12YUNNAN DIKUANG223N♥4+2+8
+6.9Round 3GERMANY JUNIORS243N♣10+1+7
+6.9Round 13DELANEY103Nx♥5-1+8
+6.6Round 12YUNNAN DIKUANG284♠♦K=+5
+5.9Round 3GERMANY JUNIORS263N♣5-1+5
+5.3Round 6TEXAN ACES216♥♣A-1+11
+5.2Round 5MAHAFFEY133N♣6=+5
+4.1Round 13DELANEY24♥♣2+1+0
+4.0Round 5MAHAFFEY122♥♦K-1+5
+3.9Round 2SHANGHAI YOUTH 4145♦♠5+2+18
+3.7Round 9BURGAY213N♣8=+5
+3.5Round 7GUANGDONG55♠♦Q-1+6
+3.5Round 12YUNNAN DIKUANG292♠♦K=+5
+3.4Round 8AUTO-HIT WARSZAWA123N♣10-2+6
+3.1Round 9BURGAY264♠♦8-1+6
+2.8Round 2SHANGHAI YOUTH 4122♣♥8-1+5
+2.6Round 8AUTO-HIT WARSZAWA204♠♣3=+0
+2.5Round 12YUNNAN DIKUANG263♣♦3=+6
+2.4Round 8AUTO-HIT WARSZAWA182♠♥3-1+4
+2.3Round 8AUTO-HIT WARSZAWA193♥♣3-1+5
+2.2Round 4JACKSON15♦x♥5-1+5
+2.2Round 4JACKSON64♣♦Q-2+11
+2.1Round 10HERBST24♦♥K+1+6
+2.0Round 2SHANGHAI YOUTH 4172♥♠J+2+9
+2.0Round 6TEXAN ACES265♠♥Q=+5
+1.8Round 7GUANGDONG94♥♠6+3-10
+1.8Round 10HERBST102♠♣9+2+2
+1.6Round 2SHANGHAI YOUTH 4184♠♥A-1+4
+1.4Round 4JACKSON83♠♦Q=+0
+1.4Round 10HERBST64♠♣A+1+1
+1.3Round 9BURGAY283N♠A+2-4
+1.3Round 12YUNNAN DIKUANG304♥♦A-1+5
+1.1Round 6TEXAN ACES231♣♦4+1+2
+1.1Round 8AUTO-HIT WARSZAWA162♠♥A+1+0
+1.0Round 5MAHAFFEY142♠♦9=+0
+1.0Round 6TEXAN ACES284N♥4=+1
+0.9Round 2SHANGHAI YOUTH 4193♦♣A+1+0
+0.9Round 10HERBST11N♥4-1+4
+0.8Round 13DELANEY33N♦10+2+0
+0.7Round 2SHANGHAI YOUTH 4203N♥6+2+13
+0.7Round 9BURGAY231N♥4=+1
+0.6Round 3GERMANY JUNIORS211N♥9+2+0
+0.6Round 5MAHAFFEY204♠♣A=-1
+0.3Round 5MAHAFFEY161N♦5+1+1
+0.3Round 10HERBST54♠♥7+2+11
+0.2Round 6TEXAN ACES274♥♦K-1+5
+0.1Round 2SHANGHAI YOUTH 4112♥♣10-1+2
+0.1Round 4JACKSON23N♦3+1+0
-0.0Round 3GERMANY JUNIORS251N♠8=+0
+0.0Round 7GUANGDONG31N♣Q-2+9
-0.0Round 13DELANEY94♠♥2+1+0
-0.1Round 7GUANGDONG14♥♣2=-1
-0.2Round 10HERBST71N♦4=-9
-0.3Round 10HERBST32♠♥6+1+0
-0.4Round 6TEXAN ACES303N♠2-1-5
-0.5Round 12YUNNAN DIKUANG235♦♠6-1-6
-0.6Round 4JACKSON33N♥5=+2
-0.7Round 7GUANGDONG102♥♣Q+1+0
-0.8Round 12YUNNAN DIKUANG253N♥5+2-6
-0.9Round 8AUTO-HIT WARSZAWA134♠♥A+2-7
-0.9Round 9BURGAY244♥♦6=+5
-1.0Round 6TEXAN ACES292♥♣4-1-1
-1.1Round 4JACKSON43♥♠9-2-9
-1.1Round 6TEXAN ACES223♥♥Q-3-6
-1.1Round 8AUTO-HIT WARSZAWA142♥♠3=+0
-1.2Round 5MAHAFFEY113♣♣K-2-5
-1.2Round 5MAHAFFEY172♠♠9-1+2
-1.2Round 13DELANEY14♠♣4=+0
-1.3Round 3GERMANY JUNIORS293N♥K+1+1
-1.3Round 13DELANEY74♥♠9+1+0
-1.5Round 8AUTO-HIT WARSZAWA173N♥7+1+5
-1.6Round 7GUANGDONG85♠x♣J-1+5
-1.7Round 2SHANGHAI YOUTH 4154♥♣10+1+0
-1.8Round 6TEXAN ACES242♦♥10=+1
-1.9Round 9BURGAY292♠♥Q-2-3
-2.3Round 3GERMANY JUNIORS234♠♥2+1+0
-2.4Round 4JACKSON71N♦Q+3-1
-2.4Round 5MAHAFFEY183♠♣A=+0
-2.4Round 6TEXAN ACES252♥♦8=+1
-2.6Round 4JACKSON51N♦5=-5
-2.6Round 5MAHAFFEY192♥♣6+1-1
-2.6Round 10HERBST82♠♥2-1+1
-3.3Round 4JACKSON91N♠4+1-6
-3.3Round 9BURGAY273♦♥5-2-6
-3.3Round 12YUNNAN DIKUANG243N♣8-1+3
-3.6Round 4JACKSON102♠♣J=-6
-3.6Round 7GUANGDONG24♠♣2-2-2
-3.7Round 8AUTO-HIT WARSZAWA154♥♦Q-1-6
-3.7Round 10HERBST41N♣7=+0
-3.8Round 7GUANGDONG73♠♥3=+0
-4.0Round 2SHANGHAI YOUTH 4163N♠J-2-5
-4.4Round 9BURGAY304♠x♣K-1-6
-4.5Round 13DELANEY66♠♦2-1-14
-4.6Round 8AUTO-HIT WARSZAWA113N♣10+1-4
-4.6Round 13DELANEY45♠♥3=+0
-5.2Round 10HERBST94♥♠2=-8
-6.2Round 2SHANGHAI YOUTH 4133♥♣4-3-10
-6.3Round 12YUNNAN DIKUANG214♥♣2=-8
-7.1Round 9BURGAY224♠♣3=-5
-7.4Round 12YUNNAN DIKUANG275♥♠A-1-12
-9.0Round 9BURGAY253N♦5=-10
-9.7Round 3GERMANY JUNIORS226♣♠4-1-12
-10.0Round 3GERMANY JUNIORS306♠x♦J-2-14
-10.6Round 5MAHAFFEY156Nx♥7=-6