SHI Sylvia · ZHANG

49rank
+44.9Butler · 84 bds
+0.53per board
±4.3swing
+0.36vs par /bd · #58/180
+0.69adjusted /bd
Butler per round: 4.8 18.9 3.2 14 5.4 -1.4by round

vs par split: bidding +0.37 · play -0.01

Strength of schedule: opponents averaged +0.15/bd (a tough draw) → opponent-adjusted +0.69/bd

Card play — on target: opening leads 100.0% #1 of 180 · declarer play 82.1% #44 of 180 · defence 85.0% #100 of 180

Bidding activity — not a pass: 39.2% #145 of 180 (94/240)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (2)100.0% (15)
Declarer play87.5% (8)80.0% (20)
Defence80.0% (10)86.7% (30)

Opening leads by suit led: ♠ 100.0% (6) · ♥ 100.0% (4) · ♦ 100.0% (1) · ♣ 100.0% (6)

vs par by strain: NT -1.44 (23) · a suit +1.03 (61)

vs par by level: part-score -0.34 (35) · game +0.34 (44) · slam +5.40 (5)

By role: declaring +0.49/bd (-1.71 vs par · 44) · defending +0.58/bd (+2.62 vs par · 40)

By vulnerability: vulnerable +0.26/bd (+0.57 vs par · 42) · not vulnerable +0.81/bd (+0.14 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.Seamon-MolsonK.Schwalbach – M.GuendelClosed14+4.8+0.34-1.07
Round 3J.Seamon-MolsonS.Yuen – C.GerombouxOpen14+18.9+1.35+2.21
Round 4J.Seamon-MolsonC.Madsen – B.DrijverClosed14+3.2+0.23+2.00
Round 6D.KorbelD.Kazmucha – M.NowosadzkiOpen14+14.0+1.00+1.71
Round 7J.Seamon-MolsonM.Knottenbelt – B.Handley-PritchardOpen14+5.4+0.39-2.50
Round 8S.ZhangA.Silverstein – S.DinkinClosed14-1.4-0.10-0.21

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
+11.9Round 4FERM176♠♠6-1+16
+10.3Round 7SUSHI BELT62♦x♥A-5+9
+9.9Round 3PANDA POSSE65♣x♠Q=+12
+9.7Round 1BV WALDSOLMS136♠♥A-2+13
+8.6Round 6YOSHKA262♦x♥4-1+3
+8.1Round 8DINKIN274♠♠Q=+0
+7.9Round 6YOSHKA154♥♣K-1+10
+6.7Round 7SUSHI BELT74♥♥3+1+10
+6.5Round 1BV WALDSOLMS44♠♥7-1+6
+6.5Round 3PANDA POSSE34♥♠K-2+7
+6.0Round 6YOSHKA254♠x♦9=+9
+5.0Round 8DINKIN164♠x♣2-1+5
+4.7Round 1BV WALDSOLMS94♠x♥K-1+9
+4.7Round 3PANDA POSSE42♥♠J=+6
+4.7Round 4FERM183♦♥Q-1+5
+4.6Round 3PANDA POSSE144♠x♣A-2+5
+4.4Round 4FERM245♣x♠Q-3+10
+3.0Round 1BV WALDSOLMS24♠♥9=+0
+2.2Round 4FERM224♥♦A=+0
+2.2Round 8DINKIN155♠x♥6+1-6
+2.1Round 4FERM261NT♥7+2+0
+2.0Round 8DINKIN203NT♠3-1+0
+1.9Round 3PANDA POSSE84♥♦J=+3
+1.9Round 3PANDA POSSE122♠♣J-1-1
+1.7Round 1BV WALDSOLMS123♦♠3=-5
+1.4Round 6YOSHKA185♥♠A=+11
+1.4Round 8DINKIN223♥♠6=+0
+1.3Round 7SUSHI BELT143NT♦3+1-11
+1.3Round 8DINKIN185♥♣A+1+13
+1.2Round 4FERM192♥♠A+1+0
+1.2Round 7SUSHI BELT92NT♥K-1+5
+1.2Round 8DINKIN171NT♠2-3+2
+1.1Round 6YOSHKA214♠♣4-1+5
+1.0Round 6YOSHKA192♥♠6-1+2
+0.9Round 3PANDA POSSE73NT♦5+1+1
+0.9Round 8DINKIN254♥♦J+1+0
+0.8Round 7SUSHI BELT35♠♥3+1-11
+0.8Round 8DINKIN284♥♣2+2+3
+0.6Round 7SUSHI BELT23NT♦3+2-12
+0.4Round 6YOSHKA223♠♦8-1-4
+0.3Round 1BV WALDSOLMS13♥♠J-1+2
+0.3Round 7SUSHI BELT44♠♦K+1+0
+0.2Round 3PANDA POSSE53♦♣Q=+1
+0.1Round 1BV WALDSOLMS33♦♠A-1+2
+0.1Round 4FERM273♠♥A-1-2
+0.0Round 4FERM153♦♠7+1+0
-0.1Round 4FERM233NT♠2+1+13
-0.1Round 7SUSHI BELT113♠♥Q=-7
-0.4Round 1BV WALDSOLMS72♠♠9+2-10
-0.5Round 3PANDA POSSE93♥♣8+1+8
-0.5Round 6YOSHKA203♥♦K=-7
-0.5Round 6YOSHKA244♥♣A-2+0
-0.6Round 6YOSHKA274♥♣7=+0
-0.7Round 3PANDA POSSE12♠♠6+1+0
-0.9Round 3PANDA POSSE131NT♦Q=+0
-1.1Round 3PANDA POSSE113NT♦2-2+0
-1.2Round 1BV WALDSOLMS64♥♠K+2-11
-1.3Round 7SUSHI BELT104♥♠T=+1
-1.4Round 6YOSHKA171NT♣7-2+0
-1.5Round 7SUSHI BELT133NT♠2+1+0
-1.7Round 4FERM252♠♣J=+0
-1.7Round 4FERM284♥♦A+2-2
-1.8Round 4FERM213♥♣A=+0
-2.0Round 1BV WALDSOLMS114♥♦7=+1
-2.0Round 8DINKIN214♥♠A+2-8
-2.1Round 1BV WALDSOLMS52♥♦A-1-5
-2.2Round 6YOSHKA163NT♠2-2-6
-2.3Round 8DINKIN242NT♥7+1-2
-2.4Round 6YOSHKA231NT♣7-3+7
-2.7Round 8DINKIN233♦♣T-1+0
-2.8Round 7SUSHI BELT13NT♠4+3-11
-2.9Round 7SUSHI BELT56NT♣5=+10
-3.0Round 7SUSHI BELT124♠♦5-1-12
-3.3Round 1BV WALDSOLMS101NTx♥7-1-2
-3.6Round 3PANDA POSSE23♥♠Q-2-3
-4.1Round 1BV WALDSOLMS83NT♥7-1-5
-4.2Round 7SUSHI BELT81NT♥2+2-6
-4.8Round 6YOSHKA283NT♠3=-6
-4.9Round 3PANDA POSSE104♠x♥K-1-8
-5.4Round 4FERM204♠♥A=+0
-7.5Round 8DINKIN191NT♠3+2-10
-8.1Round 1BV WALDSOLMS144♠x♦4=-10
-9.8Round 8DINKIN266NT♦2=+0
-12.7Round 4FERM167♣♥K=-12