QI Ya Sheng · YANG JING

111rank
+68.7Butler · 140 bds
+0.49per board
±4.1swing
+0.31vs par /bd · #205/672
+0.61adjusted /bd
Butler per round: 14.6 13.6 -3.3 -4.9 1.3 24.4 0.2 -10.9 -1.5 -0 -4.6 23.1 5.4 11.3by round

vs par split: bidding -0.40 · play +0.67

Strength of schedule: opponents averaged +0.12/bd (a tough draw) → opponent-adjusted +0.61/bd

Card play — on target: opening leads 76.0% #485 of 671 · declarer play 66.7% #559 of 671 · defence 83.3% #407 of 672

Card play by contract type — on target
vs NTvs a suit
Opening leads·76.0% (25)
Declarer play·66.7% (21)
Defence·83.3% (42)

Opening leads by suit led: ♠ 75.0% (4) · ♥ 66.7% (9) · ♦ 100.0% (3) · ♣ 77.8% (9)

vs par by strain: a suit +0.27 (94)

vs par by level: part-score +0.69 (42) · game -0.98 (47) · slam +8.40 (5)

By role: declaring +0.78/bd (-1.30 vs par · 73) · defending +0.17/bd (+2.08 vs par · 67)

By vulnerability: vulnerable +0.72/bd (+0.05 vs par · 84) · not vulnerable +0.14/bd (+0.71 vs par · 56)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2Q.YangL.Chen – Y.GuClosed10+14.6+1.46-1.80
Round 3Q.YangJ.Katerbau – M.RehderClosed10+13.6+1.36+2.70
Round 4Q.YangT.Garvey – J.CarrollOpen10-3.3-0.33-0.40
Round 5Q.YangP.Hackett – J.HackettOpen10-4.9-0.49-1.10
Round 6Q.YangJ.Shah – P.SridharanOpen10+1.3+0.13-1.10
Round 7Q.YangW.Luo – J.TanOpen10+24.4+2.44+2.10
Round 8Q.YangM.Borewicz – K.StrykierOpen10+0.2+0.02-0.30
Round 9Q.YangB.Gierulski – J.SkrzypczakClosed10-10.9-1.09-1.80
Round 10Q.YangM.Barel – Y.ZackClosed10-1.5-0.15-1.30
Round 11Q.YangZ.Yu – Z.LiClosed10-0.0-0.00+0.10
Round 12Q.YangX.Li – W.ZhangOpen10-4.6-0.46+0.30
Round 13Q.YangT.Walsh – P.GoodmanClosed10+23.1+2.31+5.40
Round 14Q.YangC.Feitelson – E.HavasClosed10+5.4+0.54-1.50
Round 15Q.YangJ.Shou – D.ShenClosed10+11.3+1.13+3.10

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
+14.3Round 15ZHEJIANG ZHENGYUAN263♥x♣7-4+14
+11.5Round 15ZHEJIANG ZHENGYUAN212♥x♦6-3+12
+10.9Round 2SHANGHAI YOUTH 4156♥♣10=+11
+10.8Round 7GUANGDONG74♠♥3=+10
+10.4Round 13DELANEY56♦♣5-1+16
+9.8Round 6TEXAN ACES234♥♥3=+10
+9.0Round 7GUANGDONG55♠x♦Q=+10
+8.7Round 7GUANGDONG85♦x♣2=+6
+8.4Round 13DELANEY103N♠2=+10
+8.2Round 4JACKSON42♥♠9+1+13
+7.8Round 3GERMANY JUNIORS303N♦5-2+12
+7.7Round 13DELANEY86♠♠3-2+17
+6.6Round 3GERMANY JUNIORS251Nx♠8+1+7
+6.2Round 2SHANGHAI YOUTH 4131N♣2-3+10
+6.2Round 9BURGAY294♠♥K-4+7
+5.4Round 12YUNNAN DIKUANG242♠♦5+1+0
+5.2Round 10HERBST94♥♠5=+8
+4.8Round 14SOLOMON121N♠4-2+7
+4.6Round 13DELANEY44♠♥2+1+0
+4.3Round 5MAHAFFEY162♥x♥9-2+4
+4.0Round 15ZHEJIANG ZHENGYUAN243♣♠Q-2+0
+3.9Round 8AUTO-HIT WARSZAWA115♣♥A=+3
+3.7Round 3GERMANY JUNIORS265♣♦A=+7
+3.7Round 14SOLOMON204♠♦6+1+1
+3.5Round 11HUBEI DONGFENG143N♠4+2-14
+3.4Round 2SHANGHAI YOUTH 4193N♠6-1+5
+3.4Round 4JACKSON83♠♦Q-1+5
+3.4Round 6TEXAN ACES303N♣8-3+7
+3.4Round 11HUBEI DONGFENG113N♥Q+1+0
+3.3Round 8AUTO-HIT WARSZAWA192N♠J=+1
+3.2Round 12YUNNAN DIKUANG263♥♥2=+0
+2.8Round 11HUBEI DONGFENG173N♣5-2+5
+2.7Round 3GERMANY JUNIORS273N♠5-1+5
+2.7Round 5MAHAFFEY134♣♥J=+7
+2.6Round 2SHANGHAI YOUTH 4162♣♠9-1+4
+2.6Round 10HERBST83N♦4-1-1
+2.4Round 14SOLOMON164♠♣6=+0
+2.1Round 14SOLOMON182♥♥7+2+6
+2.0Round 11HUBEI DONGFENG183♠♥6-1+0
+1.9Round 2SHANGHAI YOUTH 4111N♥4+1+0
+1.6Round 12YUNNAN DIKUANG212♥♦6+3+3
+1.6Round 12YUNNAN DIKUANG292♥♠A=+0
+1.6Round 14SOLOMON113♠♣Q-2+5
+1.5Round 4JACKSON33N♥8+1-1
+1.5Round 8AUTO-HIT WARSZAWA173N♥7+1-5
+1.5Round 8AUTO-HIT WARSZAWA182♠♦Q=+0
+1.3Round 4JACKSON92♠♣3-1+4
+1.3Round 5MAHAFFEY112♠♦A=+5
+1.2Round 11HUBEI DONGFENG194♠♣J+1+1
+1.2Round 13DELANEY14♠♣6=+0
+1.0Round 6TEXAN ACES223♠♠2=+6
+1.0Round 15ZHEJIANG ZHENGYUAN294♠♣K=+0
+0.9Round 6TEXAN ACES293♦♣7=+0
+0.9Round 8AUTO-HIT WARSZAWA135♠♦2+1+7
+0.9Round 9BURGAY244♥♦4=-5
+0.8Round 12YUNNAN DIKUANG253N♥5+2+6
+0.7Round 7GUANGDONG102♠+1+0
+0.5Round 3GERMANY JUNIORS233N♥9=-2
+0.5Round 3GERMANY JUNIORS295♦♥K=-2
+0.5Round 12YUNNAN DIKUANG233N♠Q-1+6
+0.5Round 14SOLOMON172N♠2=+0
+0.5Round 15ZHEJIANG ZHENGYUAN282♥♥A-2+2
+0.4Round 13DELANEY74♥♠8=-1
+0.3Round 3GERMANY JUNIORS211N♣10+1+1
+0.2Round 10HERBST71N♦9=+9
+0.2Round 15ZHEJIANG ZHENGYUAN224♠♠2+1+5
+0.1Round 7GUANGDONG14♠♣2=+1
+0.1Round 7GUANGDONG94♥♠8+1+11
+0.1Round 11HUBEI DONGFENG203N♠5+3+13
-0.0Round 7GUANGDONG31N♣A-2-9
-0.0Round 10HERBST102♠♣6=+0
+0.0Round 13DELANEY94♥♥4+1+0
-0.1Round 4JACKSON23N♣6+1+0
-0.1Round 7GUANGDONG64♥♣3=-1
-0.2Round 6TEXAN ACES274♥♦K-1-5
-0.2Round 7GUANGDONG44♥♠5=-1
-0.5Round 3GERMANY JUNIORS242N♣10+1+0
-0.5Round 10HERBST64♠♠5=+0
-0.6Round 9BURGAY283N♥K+1+5
-0.7Round 2SHANGHAI YOUTH 4203N♠4+2-13
-0.7Round 8AUTO-HIT WARSZAWA143♦♥9-1-2
-0.7Round 9BURGAY231N♥4=-1
-0.8Round 5MAHAFFEY121♠♦K=-1
-0.8Round 10HERBST31N♠5-2-1
-0.8Round 13DELANEY33N♦10+2+0
-0.9Round 10HERBST22♣x♥4-1-5
-1.0Round 5MAHAFFEY142♦♣5+1+0
-1.0Round 6TEXAN ACES283N♥4+1-1
-1.2Round 10HERBST54♠♦9+1-11
-1.2Round 11HUBEI DONGFENG132♥♠2=-1
-1.3Round 8AUTO-HIT WARSZAWA151N♣6+1+1
-1.3Round 12YUNNAN DIKUANG304♥♦A-1-5
-1.4Round 2SHANGHAI YOUTH 4173♣♠J+2-8
-1.4Round 5MAHAFFEY171N♠2-1-4
-1.5Round 14SOLOMON191N♠J+2-6
-1.6Round 2SHANGHAI YOUTH 4184♠♥A-1-4
-1.6Round 5MAHAFFEY204♥♣2+1+0
-1.6Round 9BURGAY272♥♠A=+1
-1.7Round 3GERMANY JUNIORS223N♣7+2+4
-1.8Round 6TEXAN ACES242N♠K-1-5
-1.9Round 5MAHAFFEY154♥♣4+1-11
-2.1Round 11HUBEI DONGFENG123♥x♥2-2+8
-2.1Round 15ZHEJIANG ZHENGYUAN272♥♠A+1+0
-2.2Round 14SOLOMON135♥x♦A-3-8
-2.2Round 14SOLOMON145♠♦7+1-14
-2.3Round 4JACKSON102N♠2=+0
-2.3Round 5MAHAFFEY184♠♣3-1-5
-2.3Round 9BURGAY253N♠J-1-6
-2.4Round 10HERBST11N♦A-2-5
-2.5Round 9BURGAY222♠♦3+2-6
-2.6Round 6TEXAN ACES253♥♦8-1-6
-2.6Round 8AUTO-HIT WARSZAWA204♠♥7=+0
-2.7Round 4JACKSON52♥♣7-2+0
-2.8Round 2SHANGHAI YOUTH 4124♥♦J-1-5
-2.9Round 6TEXAN ACES264♠♥Q+2-6
-2.9Round 8AUTO-HIT WARSZAWA162♥♣A-2-2
-2.9Round 9BURGAY303♠♠J+2-2
-2.9Round 11HUBEI DONGFENG154♠♣A-1+2
-3.1Round 9BURGAY264♠♥2-1-6
-3.1Round 12YUNNAN DIKUANG274♥♦Q+1+5
-3.3Round 13DELANEY24♥♠6=+1
-3.4Round 4JACKSON14♠♥2-3-6
-3.4Round 8AUTO-HIT WARSZAWA124♥♣10-2-6
-3.6Round 15ZHEJIANG ZHENGYUAN231N♥2=+0
-3.7Round 4JACKSON63♣♠Q-1-12
-3.7Round 10HERBST41N♣9-2-7
-3.8Round 14SOLOMON152♠♦A+1-6
-3.9Round 2SHANGHAI YOUTH 4145♦♠3+2-18
-4.2Round 5MAHAFFEY192♠♥2+1-6
-4.3Round 9BURGAY213N♦J+1-5
-4.7Round 7GUANGDONG23♠♣A=-6
-5.0Round 15ZHEJIANG ZHENGYUAN304♥♠9-1-11
-5.3Round 6TEXAN ACES216♥♣A-1-11
-5.5Round 4JACKSON72♥♦10+1-7
-5.5Round 13DELANEY63N♥6+1+11
-6.3Round 3GERMANY JUNIORS284♥♣3=-5
-6.6Round 12YUNNAN DIKUANG284♠♦K=-5
-6.7Round 12YUNNAN DIKUANG223N♥K+1-7
-6.8Round 11HUBEI DONGFENG166N♠9-1-13
-9.5Round 15ZHEJIANG ZHENGYUAN256♠♣10=+9