ZHU Feng · CHINA RDFZ HOPE 1

2rank
+51.6Butler · 30 bds
+1.72per board
±4.2swing
+2.33vs par /bd
+1.37adjusted /bd
Butler per round: 12.7 25.8 13.1by round

vs par split: bidding +1.76 · play +0.31

Strength of schedule: opponents averaged -0.35/bd (an easy draw) → opponent-adjusted +1.37/bd

Card play — on target: opening leads 100.0% · declarer play 40.0% · defence 94.7%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (3)100.0% (7)
Declarer play50.0% (2)33.3% (3)
Defence83.3% (6)100.0% (13)

Opening leads by suit led: ♠ 100.0% (3) · ♦ 100.0% (3) · ♣ 100.0% (4)

vs par by strain: NT +3.33 (9) · a suit +1.50 (20)

vs par by level: part-score +1.27 (15) · game +2.93 (14)

By role: declaring +2.01/bd (+0.00 vs par · 11) · defending +1.55/bd (+3.68 vs par · 19)

By vulnerability: vulnerable +2.55/bd (+3.33 vs par · 15) · not vulnerable +0.89/bd (+1.33 vs par · 15)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 6H.WangX.Yu – Z.XuOpen10+12.7+1.27+1.80
Round 7H.WangI.Perez – F.BasoaltoClosed10+25.8+2.58+0.60
Round 8H.WangY.Zhang – C.GuClosed10+13.1+1.31+4.60

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
+12.2Round 7CHILE23♦x♥A=+14
+9.4Round 6TJ BRIDGE 2233NT♦4+2+11
+8.4Round 7CHILE102♣♠6+1+10
+6.6Round 7CHILE13NT♥K+4+14
+6.4Round 8SHENGXING GREEN193NT♠J-1+12
+5.6Round 8SHENGXING GREEN18Pass+10
+5.1Round 6TJ BRIDGE 2294♠♥A=+3
+4.6Round 8SHENGXING GREEN144♥♣4+2+8
+3.4Round 6TJ BRIDGE 2212♦♣8-1+5
+3.2Round 6TJ BRIDGE 2254♣♠7-1+4
+2.7Round 8SHENGXING GREEN172♦♣A-2+5
+2.6Round 8SHENGXING GREEN113♥♣9-1-2
+2.4Round 7CHILE73♠♥A-2-9
+1.8Round 6TJ BRIDGE 2261NT♠3-1+5
+1.6Round 6TJ BRIDGE 2303♦♥K=+0
+1.6Round 7CHILE32♦♣8=-7
+1.3Round 7CHILE54♠♥2=-1
+1.0Round 8SHENGXING GREEN133♦♣J+1+10
+0.8Round 7CHILE63NT♦10=+1
+0.1Round 6TJ BRIDGE 2224♥♣6=+1
-0.6Round 7CHILE82NT♥J+1-1
-1.0Round 8SHENGXING GREEN162NT♦6+1-1
-1.4Round 8SHENGXING GREEN154♥♠8+1+10
-3.2Round 6TJ BRIDGE 2243NT♠5-1-4
-3.2Round 8SHENGXING GREEN204♥♣J=+1
-3.4Round 7CHILE44♥♠A-1-12
-3.5Round 7CHILE94♥♦Q=-3
-3.9Round 6TJ BRIDGE 2273♠♣5+1-7
-4.2Round 8SHENGXING GREEN121NT♣J-2-7
-4.8Round 6TJ BRIDGE 2284♠♥5=+0