YANG Jiahong · DEZHOUQIAOXIE(PUSHI)

25rank
-4.8Butler · 28 bds
-0.17per board
±5.4swing
-1.00vs par /bd
+0.19adjusted /bd
Butler per round: -4.8 -4.8by round

vs par split: bidding -1.75 · play +0.75

Strength of schedule: opponents averaged +0.37/bd (a tough draw) → opponent-adjusted +0.19/bd

Card play — on target: opening leads 55.6% · declarer play 83.3% · defence 46.7%

Card play by contract type — on target
vs NTvs a suit
Opening leads33.3% (6)100.0% (3)
Declarer play100.0% (1)80.0% (5)
Defence62.5% (8)28.6% (7)

Opening leads by suit led: ♠ 50.0% (4) · ♥ 66.7% (3) · ♦ 50.0% (2)

vs par by strain: NT -1.46 (11) · a suit -0.71 (17)

vs par by level: part-score -0.46 (13) · game -1.92 (13) · slam +1.50 (2)

By role: declaring +0.54/bd (-0.69 vs par · 13) · defending -0.79/bd (-1.27 vs par · 15)

By vulnerability: vulnerable +2.21/bd (-1.93 vs par · 14) · not vulnerable -2.55/bd (-0.07 vs par · 14)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalX.LiK.Mccallum – L.BakerClosed14+11.0+0.79+2.64
QuarterfinalX.LiS.Brock – N.SmithOpen14-15.8-1.13-4.64

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
+16.9QuarterfinalBAKER135♠x♦4=+6
+8.1QuarterfinalBAKER123NT♠4-1+6
+7.8QuarterfinalBAKER496♦♥5-1-12
+5.4QuarterfinalBAKER513NT♦6+1-1
+4.0QuarterfinalBAKER434♥♠K+1-17
+2.7QuarterfinalBAKER96♣♥2+1+15
+2.4QuarterfinalBAKER461NT♦A-1+13
+1.6QuarterfinalBAKER144♠♦J+1+13
+1.1QuarterfinalBAKER104NT♠Q+2-21
+1.0QuarterfinalBAKER442♥♣K-1+0
+0.9QuarterfinalBAKER72♥♠4-1-12
+0.4QuarterfinalBAKER63NT♠4+1-1
-0.0QuarterfinalBAKER44♥♠6=+13
+0.0QuarterfinalBAKER565♦♣J+1+1
-0.2QuarterfinalBAKER553♦♠10+1+7
-1.1QuarterfinalBAKER14♥♥3-2-11
-1.1QuarterfinalBAKER31NT♠2-1+5
-1.6QuarterfinalBAKER522♦♥A=-5
-1.7QuarterfinalBAKER113NT♠3=+1
-2.6QuarterfinalBAKER53♠♣9+1+2
-3.8QuarterfinalBAKER532♥♥6=-11
-4.6QuarterfinalBAKER483♥♠Q-1-1
-5.0QuarterfinalBAKER542♥♦7+2-15
-5.6QuarterfinalBAKER453NT♦3+1-15
-5.6QuarterfinalBAKER502NT♥Q-1-10
-6.1QuarterfinalBAKER81NT♥4+3+6
-8.1QuarterfinalBAKER22♣♠5=+15
-10.0QuarterfinalBAKER473NT♠3-2+1