CHENG Kuo-Paw · YBT

3rank
+66.0Butler · 56 bds
+1.18per board
±4.4swing
+1.38vs par /bd
+0.41adjusted /bd
Butler per round: 45.6 45.6 23.3 -2.9by round

vs par split: bidding +1.27 · play +0.11

Strength of schedule: opponents averaged -0.77/bd (an easy draw) → opponent-adjusted +0.41/bd

Card play — on target: opening leads 71.4% · declarer play 94.1% · defence 88.0%

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (3)75.0% (4)
Declarer play66.7% (3)100.0% (14)
Defence72.7% (11)100.0% (14)

Opening leads by suit led: ♠ 0.0% (1) · ♥ 75.0% (4) · ♦ 100.0% (1) · ♣ 100.0% (1)

vs par by strain: NT -0.75 (20) · a suit +2.56 (36)

vs par by level: part-score +1.58 (24) · game +0.52 (27) · slam +5.00 (5)

By role: declaring +1.93/bd (+0.10 vs par · 31) · defending +0.25/bd (+2.96 vs par · 25)

By vulnerability: vulnerable +1.96/bd (+3.00 vs par · 28) · not vulnerable +0.39/bd (-0.25 vs par · 28)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32J.ShihW.He – J.YaoClosed14+19.5+1.39-0.93
Round of 32J.ShihJ.Ma – C.DongClosed14+26.1+1.86+2.64
Round of 16Y.ZhangH.Bertens – C.WillenkenOpen14+23.3+1.66+1.57
QuarterfinalJ.ShihR.Li – G.XinOpen14-2.9-0.21+2.21

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
+15.6Round of 32CRE8IVE237♠♥K-1+17
+10.9Round of 16USA 2 Mixed33♥x♣A=+12
+9.4Round of 32CRE8IVE36NT♠3=-13
+8.0Round of 32CRE8IVE183NT♠2+1+7
+7.4QuarterfinalSAN CHEN FUND125♣♥5+1+13
+6.0QuarterfinalSAN CHEN FUND22♥♥2-2+7
+5.7Round of 16USA 2 Mixed136♥♠2=+8
+4.4Round of 16USA 2 Mixed124♠♥K-2+5
+4.0Round of 16USA 2 Mixed73♠♥K=+0
+3.8Round of 32CRE8IVE193NT♦8+3+1
+3.6Round of 32CRE8IVE174♠♦2+1+0
+3.6Round of 16USA 2 Mixed53♦♣8=+5
+3.1QuarterfinalSAN CHEN FUND33NT♥3-2+11
+3.1QuarterfinalSAN CHEN FUND102♦♣5=+0
+2.5Round of 32CRE8IVE74♥♦2+1+0
+2.4Round of 32CRE8IVE131NT♦2=-1
+2.1Round of 32CRE8IVE14♠x♥5-3+2
+2.1Round of 32CRE8IVE92♣♦10+2+1
+2.1Round of 32CRE8IVE244♥x♠6-1+0
+1.7Round of 32CRE8IVE116NT♦9=+0
+1.4QuarterfinalSAN CHEN FUND42♠♥3=+1
+1.3Round of 32CRE8IVE84♠♥7+2-11
+1.2Round of 32CRE8IVE62♦♥3=+1
+1.2Round of 32CRE8IVE123♦♣2=+0
+1.1Round of 32CRE8IVE54♠♦2+1+1
+1.1Round of 32CRE8IVE204♠♥A+1+1
+1.1Round of 16USA 2 Mixed114♠♦J+1+0
+1.0Round of 32CRE8IVE101NT♦2+1+0
+0.9Round of 16USA 2 Mixed91NT♠7+1+1
+0.9Round of 16USA 2 Mixed144♥♠Q+2-8
+0.9QuarterfinalSAN CHEN FUND93♠♥2-1+5
+0.5Round of 32CRE8IVE154♠♦4=+0
+0.5Round of 32CRE8IVE161NT♣4=+2
+0.5Round of 32CRE8IVE211NT♣3=+0
+0.4Round of 32CRE8IVE143NT♦2=-1
+0.4QuarterfinalSAN CHEN FUND61NT♠2+1+1
+0.3Round of 16USA 2 Mixed61NT♥Q+1+1
+0.3QuarterfinalSAN CHEN FUND134♠♥2+1+13
+0.2Round of 32CRE8IVE273NT♥5=+1
-0.0Round of 32CRE8IVE24♥♦5-2+11
-0.1QuarterfinalSAN CHEN FUND143♣♦5=+0
-0.3Round of 16USA 2 Mixed44♠♦Q=+3
-0.6Round of 16USA 2 Mixed84♠♣2+1+0
-0.7Round of 16USA 2 Mixed101NT♥6+1+0
-1.4QuarterfinalSAN CHEN FUND73♦♣8=+10
-1.4QuarterfinalSAN CHEN FUND113NT♣6+2+0
-1.5Round of 32CRE8IVE223NT♠6+2-1
-1.9QuarterfinalSAN CHEN FUND51NT♦2=-5
-2.2Round of 32CRE8IVE253♥♦9=+0
-2.4Round of 16USA 2 Mixed22♥♥2=+0
-2.6Round of 32CRE8IVE266♠♣J=+13
-3.5Round of 32CRE8IVE284♠♥2-1-4
-4.5Round of 16USA 2 Mixed14♥x♠A-2-5
-5.4QuarterfinalSAN CHEN FUND85♣x♠2-3-9
-6.9Round of 32CRE8IVE41NTx♥3=-3
-15.3QuarterfinalSAN CHEN FUND13NT♦2=-16