GU Ling · CHINA GLOBAL TIMES

17rank
+35.0Butler · 113 bds
+0.31per board
±4.5swing
+0.43vs par /bd · #9/26
+0.20adjusted /bd
Butler per round: 21 21 21 -21.5 -21.5 35.5 35.5 0by round

vs par split: bidding +1.00 · play +0.35

Strength of schedule: opponents averaged -0.11/bd (an easy draw) → opponent-adjusted +0.20/bd

Card play — on target: opening leads 66.7% #18 of 26 · declarer play 87.5% #6 of 26 · defence 66.7% #5 of 26

Card play by contract type — on target
vs NTvs a suit
Opening leads·66.7% (6)
Declarer play·87.5% (8)
Defence·66.7% (15)

Opening leads by suit led: ♠ 50.0% (2) · ♦ 100.0% (1) · ♣ 66.7% (3)

vs par by strain: a suit +1.35 (31)

vs par by level: part-score +0.91 (11) · game +0.63 (19) · slam +20.00 (1)

By role: declaring +0.21/bd (+1.46 vs par · 57) · defending +0.41/bd (-0.94 vs par · 56)

By vulnerability: vulnerable +0.22/bd (-1.19 vs par · 21) · not vulnerable +0.33/bd (+2.05 vs par · 92)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 16Y.ZhangA.Rosetta – F.De LucchiClosed14+11.7+0.84-0.07
Round of 16Y.ZhangA.Rosetta – F.De LucchiClosed14+1.1+0.08·
Round of 16Y.ZhangA.Rosetta – F.De LucchiOpen14+8.2+0.59+3.29
QuarterfinalY.ZhangA.Sarniak – G.BrewiakClosed14-13.9-0.99-1.93
QuarterfinalY.ZhangA.Szczepanska – E.SobolewskaOpen14-7.6-0.54·
SemifinalY.ZhangT.Sokolow – J.Seamon-MolsonOpen14+5.1+0.36·
SemifinalY.ZhangT.Sokolow – J.Seamon-MolsonOpen14+30.4+2.17·
Play-offY.ZhangJ.Ryman – M.LindblomClosed15+0.0+0.00·

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
+13.0Play-offKATT-BRIDGE92♥♦Q-1·
+11.0Play-offKATT-BRIDGE33N♣7-2·
+9.7SemifinalSTEINER294♠x♣K=·
+9.7SemifinalSTEINER381♥x♣J-3·
+9.6QuarterfinalPOLAND133N♦J=-1
+9.0SemifinalSTEINER333N♠8=·
+8.0SemifinalSTEINER204♥♠A=·
+8.0SemifinalSTEINER344♣♥J-4·
+7.9Round of 16GRUPPO MIDI565♣♦6-3+5
+7.8Round of 16GRUPPO MIDI487♦♦J=+20
+7.4QuarterfinalPOLAND306♣♥2+1·
+6.3SemifinalSTEINER224♠♠3=·
+5.9QuarterfinalPOLAND55♦♥8-1+12
+5.9QuarterfinalPOLAND373N♥5+3·
+5.7Round of 16GRUPPO MIDI15♣♠A+1+3
+5.7SemifinalSTEINER404♠♥6=·
+5.0QuarterfinalPOLAND393♣♠5+2·
+4.9Round of 16GRUPPO MIDI273N♥A-3·
+4.2Round of 16GRUPPO MIDI132♦♣5=+1
+3.8Round of 16GRUPPO MIDI153♣♥2+2·
+3.7QuarterfinalPOLAND382♠♥K+2·
+3.6Round of 16GRUPPO MIDI231N♥J-2·
+3.1Round of 16GRUPPO MIDI42♠♥10+1+0
+3.1Round of 16GRUPPO MIDI503♥♦A-1+10
+3.1QuarterfinalPOLAND342♠♦9-1·
+3.0Play-offKATT-BRIDGE53N♠2-2·
+2.9Round of 16GRUPPO MIDI525♦♣2+1-11
+2.7Round of 16GRUPPO MIDI432♥♠5+1+12
+2.7SemifinalSTEINER413N♠8+3·
+2.4Round of 16GRUPPO MIDI75♦♠A=-2
+2.4Round of 16GRUPPO MIDI262♥♠9=·
+2.3Round of 16GRUPPO MIDI31N♣7-1-1
+2.1Round of 16GRUPPO MIDI144♠♥Q=+0
+2.0SemifinalSTEINER303♥♥8-2·
+2.0Play-offKATT-BRIDGE71N♥Q=·
+1.9Round of 16GRUPPO MIDI85♦♠5=+1
+1.9Round of 16GRUPPO MIDI184♠♦3+1·
+1.7SemifinalSTEINER214♠♣A-1·
+1.7SemifinalSTEINER262N♥6=·
+1.4Round of 16GRUPPO MIDI113♦♣9=-1
+1.1QuarterfinalPOLAND101N♥3=+5
+1.0Round of 16GRUPPO MIDI543N♥Q+2+11
+1.0QuarterfinalPOLAND113N♣J=-2
+1.0SemifinalSTEINER244N♥4+2·
+1.0Play-offKATT-BRIDGE113N♣5+2·
+1.0Play-offKATT-BRIDGE154♠♦A=·
+0.9Round of 16GRUPPO MIDI243♣♠3+1·
+0.7Round of 16GRUPPO MIDI54♠♥A-1+6
+0.7Round of 16GRUPPO MIDI191N♦2=·
+0.7Round of 16GRUPPO MIDI463N♦10=-2
+0.7SemifinalSTEINER153N♠Q+1·
+0.6Round of 16GRUPPO MIDI201N♥2-1·
+0.6Round of 16GRUPPO MIDI214♠♥7=·
+0.3Round of 16GRUPPO MIDI63♠♣5-2+0
+0.3Round of 16GRUPPO MIDI92♠♣J-1-1
+0.3QuarterfinalPOLAND292♣♦K+1·
+0.3QuarterfinalPOLAND404♠♦K+1·
+0.3SemifinalSTEINER353N♠7=·
+0.3SemifinalSTEINER394♥♦J+1·
+0.0SemifinalSTEINER174♥♣7+1·
+0.0SemifinalSTEINER234♥♠4+2·
+0.0SemifinalSTEINER286N♦A=·
+0.0Play-offKATT-BRIDGE25♥♦6-2·
+0.0Play-offKATT-BRIDGE81N♥J=·
+0.0Play-offKATT-BRIDGE104♠♣5=·
+0.0Play-offKATT-BRIDGE122♥♦6+1·
-0.3QuarterfinalPOLAND62♥♣7+2-10
-0.5Round of 16GRUPPO MIDI173N♥6+2·
-0.6Round of 16GRUPPO MIDI443N♠2+2-12
-0.9QuarterfinalPOLAND15♥♦J+1+11
-1.0Round of 16GRUPPO MIDI253♣♥J-1·
-1.0SemifinalSTEINER182♠♣3-3·
-1.0Play-offKATT-BRIDGE142♥♥5+3·
-1.3QuarterfinalPOLAND322♦♣4+1·
-1.3SemifinalSTEINER325♣♠6-1·
-1.5Round of 16GRUPPO MIDI454♥♠4+1+14
-1.6QuarterfinalPOLAND44♠♣Q=-10
-1.6QuarterfinalPOLAND71N♣3=-2
-1.7QuarterfinalPOLAND353N♦4=·
-1.9Round of 16GRUPPO MIDI223N♥J+1·
-2.1Round of 16GRUPPO MIDI554♠♠10+2-2
-2.3SemifinalSTEINER163N♠5-1·
-2.3SemifinalSTEINER193♣♣6=·
-2.3SemifinalSTEINER362♠♠A=·
-2.5Round of 16GRUPPO MIDI511N♦A=-5
-2.6QuarterfinalPOLAND84♠♣K=+0
-2.7QuarterfinalPOLAND24♦♣A-1-8
-2.7SemifinalSTEINER313♦♠Q=·
-3.0Round of 16GRUPPO MIDI534♥♥6-1+1
-3.0QuarterfinalPOLAND121N♣3-1-5
-3.1Round of 16GRUPPO MIDI491♦♣A-1+12
-3.1QuarterfinalPOLAND336♥♣K=·
-3.7Round of 16GRUPPO MIDI125♣x♥A-4+12
-4.0SemifinalSTEINER254♥♣10+1·
-4.1Round of 16GRUPPO MIDI102♦♥5-1-5
-4.3Round of 16GRUPPO MIDI163♥♦J=·
-4.3QuarterfinalPOLAND35♥x♠K-1-7
-4.7SemifinalSTEINER273♦♥4-5·
-4.9Round of 16GRUPPO MIDI24♥♣K+2-14
-4.9QuarterfinalPOLAND424♠♣A+2·
-5.0SemifinalSTEINER423N♦5-3·
-5.1Round of 16GRUPPO MIDI474♥♥3=-7
-5.1QuarterfinalPOLAND314♥♣A-1·
-5.3QuarterfinalPOLAND412♠♦Q-2·
-5.7SemifinalSTEINER374♣♠J-1·
-6.0Play-offKATT-BRIDGE44♥♦A-1·
-7.0Play-offKATT-BRIDGE13N♥Q-3·
-7.0Play-offKATT-BRIDGE62♠♥7+2·
-7.1QuarterfinalPOLAND144♥♠8=+0
-7.4QuarterfinalPOLAND91N♥J+1-10
-10.0Play-offKATT-BRIDGE134♠♥K=·
-10.6Round of 16GRUPPO MIDI283N♣6=·
-11.9QuarterfinalPOLAND366♠♥8+1·