SHI Sylvia · ZHANG

38rank
+40.0Butler · 84 bds
+0.48per board
±5.0swing
+0.95vs par /bd · #18/145
+0.61adjusted /bd
Butler per round: -5.9 -1.9 21 25.2 -28.8 30.4by round

vs par split: bidding +0.02 · play +0.93

Strength of schedule: opponents averaged +0.14/bd (a tough draw) → opponent-adjusted +0.61/bd

Card play — on target: opening leads 85.0% #35 of 145 · declarer play 71.4% #102 of 145 · defence 90.5% #25 of 145

Bidding activity — not a pass: 46.8% #38 of 145 (111/237)

Card play by contract type — on target
vs NTvs a suit
Opening leads81.8% (11)88.9% (9)
Declarer play66.7% (3)72.2% (18)
Defence82.4% (17)96.0% (25)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 71.4% (7) · ♦ 83.3% (6) · ♣ 100.0% (4)

vs par by strain: NT +1.52 (27) · a suit +0.68 (57)

vs par by level: part-score -0.79 (33) · game +2.42 (43) · slam +0.25 (8)

By role: declaring -0.02/bd (-1.98 vs par · 42) · defending +0.98/bd (+3.88 vs par · 42)

By vulnerability: vulnerable +0.61/bd (-0.10 vs par · 42) · not vulnerable +0.34/bd (+2.00 vs par · 42)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.Seamon-MolsonS.Kang – S.PaoluziOpen14-5.9-0.42+0.64
Round 3J.Seamon-MolsonQ.Robert – C.PuilletClosed14-1.9-0.14-0.79
Round 4J.Seamon-MolsonV.Demuy – M.GoldClosed14+21.0+1.50+1.93
Round 6J.Seamon-MolsonS.De Wijs – M.WortelClosed14+25.2+1.80+0.71
Round 7J.Seamon-MolsonM.Schaltz – J.NabClosed14-28.8-2.06-1.00
Round 8J.Seamon-MolsonG.Cohler – N.SilvermanOpen14+30.4+2.17+4.21

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
+15.7Round 4WARNER256♣♥K=+15
+12.9Round 1SEOUL83♠x♦K+1+14
+10.6Round 8WOLFSON286♦♥9-2+17
+10.2Round 8WOLFSON203NT♦2-2+13
+9.5Round 7COLE143NTx♠K-3+12
+8.0Round 6SHOURIE263NT♥6=-2
+7.9Round 7COLE74♥♣A-1+13
+7.6Round 7COLE95♦x♣A-2+11
+7.4Round 6SHOURIE273NT♠3=+11
+7.2Round 6SHOURIE173NT♠9+1+4
+7.0Round 4WARNER154♥♦A-1+12
+6.8Round 1SEOUL94♠♥J-2+13
+6.8Round 8WOLFSON164♠♣3-1+10
+5.9Round 3DAISY CHAIN73NT♥T=+10
+4.6Round 8WOLFSON154♥x♣K+1+10
+4.3Round 3DAISY CHAIN13NT♦Q-2+6
+3.6Round 4WARNER182♠♦J=+5
+3.5Round 6SHOURIE253♣♦K+1+0
+3.4Round 4WARNER243NT♥Q=+0
+3.1Round 4WARNER222♥♦T+1+0
+3.0Round 3DAISY CHAIN33NT♥5-2+8
+3.0Round 7COLE136♥♠7=+0
+2.8Round 1SEOUL53♥♦Q-1-2
+2.7Round 6SHOURIE283NT♠Q-1+6
+2.3Round 1SEOUL133♥♣J+2+10
+2.3Round 6SHOURIE153NT♠Q-1+5
+2.0Round 6SHOURIE233♣♠3+2+1
+2.0Round 8WOLFSON214♠♣K+1+0
+1.9Round 4WARNER274♠♥Q+2+11
+1.8Round 8WOLFSON244♥♦3-1+10
+1.7Round 6SHOURIE203♠♠7=+0
+1.6Round 8WOLFSON221NT♥T-1-1
+1.3Round 3DAISY CHAIN134♥♣6+1-12
+1.3Round 8WOLFSON182♠♥K+2+8
+0.9Round 1SEOUL44♥♠A-1+6
+0.7Round 4WARNER213NT♠4+2+12
+0.4Round 1SEOUL34♥♦6+2+1
+0.3Round 3DAISY CHAIN122♣♣9=+1
+0.3Round 6SHOURIE184♠♣J=+0
+0.3Round 8WOLFSON274♥♠A+2+11
+0.2Round 6SHOURIE162♦♥A+1+0
+0.1Round 3DAISY CHAIN24♠♥Q-1-6
-0.0Round 1SEOUL25♣♦A=+3
-0.2Round 1SEOUL113NT♥T+1-1
-0.2Round 8WOLFSON232♣♣6+1-1
-0.3Round 1SEOUL123NT♥J+1+0
-0.3Round 4WARNER231NT♥4=-1
-0.3Round 4WARNER264♠x♣6-1-9
-0.4Round 3DAISY CHAIN103♥♣A+1+10
-0.7Round 3DAISY CHAIN142♣♦A+1-7
-0.9Round 6SHOURIE221NT♦4+1+0
-1.1Round 6SHOURIE211♣♦9-2+1
-1.2Round 3DAISY CHAIN41NT♣8=-5
-1.3Round 3DAISY CHAIN82NT♥3+1-1
-1.3Round 8WOLFSON174♥♠6+1+0
-1.4Round 6SHOURIE243NT♥3-1-5
-1.6Round 4WARNER194♠♥7+2-9
-1.7Round 4WARNER282NT♥J=+0
-1.7Round 8WOLFSON252♥♥6+1-10
-2.0Round 3DAISY CHAIN113♠♣K-1-5
-2.4Round 3DAISY CHAIN52♠♥J=+0
-2.4Round 7COLE123♠♣9-1-10
-2.7Round 8WOLFSON193♠♥K-2-2
-2.9Round 8WOLFSON264♥♦T-1-6
-3.1Round 4WARNER202♠♠6-1-5
-3.1Round 7COLE32NT♠6=+0
-3.4Round 3DAISY CHAIN94♣♠Q-2+1
-3.5Round 7COLE53NT♣A+2+0
-3.6Round 4WARNER173NT♠A=+1
-3.8Round 4WARNER164♠♣J-1-5
-3.9Round 7COLE103♠♦A=+0
-4.4Round 7COLE46♦♠K-2+0
-4.9Round 7COLE25♥♦2=-8
-5.0Round 1SEOUL72NT♦6-3-9
-5.0Round 1SEOUL142♥♦6+1-7
-5.4Round 3DAISY CHAIN66♥♠T-1-11
-5.9Round 1SEOUL66♣♣6+1+2
-6.7Round 6SHOURIE191NT♠7-2-11
-6.9Round 7COLE64♠♣2=+0
-7.4Round 1SEOUL104♥x♣A=-11
-7.5Round 7COLE114♥♣A-2-11
-8.2Round 1SEOUL15♦♦6-1-10
-10.0Round 7COLE86♣♥J-1-10
-10.2Round 7COLE16NT♦6-2-11