YEUNG Amy · MASTER MINDS

299rank
-17.1Butler · 49 bds
-0.35per board
±4.2swing
-0.35vs par /bd · #242/399
-0.33adjusted /bd
Butler per round: 7.7 -10.6 -1.8 -15.8 7 -22.4 18.8by round

vs par split: bidding -0.16 · play -0.18

Strength of schedule: opponents averaged +0.02/bd (an average draw) → opponent-adjusted -0.33/bd

Card play — on target: opening leads 80.0% #216 of 398 · declarer play 83.3% #83 of 398 · defence 80.8% #290 of 399

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (3)85.7% (7)
Declarer play100.0% (3)77.8% (9)
Defence66.7% (6)85.0% (20)

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

vs par by strain: NT -0.93 (15) · a suit -0.09 (34)

vs par by level: part-score -0.61 (18) · game -1.74 (27) · slam +10.25 (4)

By role: declaring +0.42/bd (-3.00 vs par · 23) · defending -1.03/bd (+2.00 vs par · 26)

By vulnerability: vulnerable -0.08/bd (-0.39 vs par · 23) · not vulnerable -0.58/bd (-0.31 vs par · 26)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2R.LingX.Ou – Z.WuOpen7+7.7+1.10+1.14
Round 3R.LingS.Garner – C.HennerOpen7-10.6-1.51-2.43
Round 4M.YeungC.Chan – F.Cheung L.Open7-1.8-0.26+0.86
Round 5M.YeungQ.Yan – M.YangOpen7-15.8-2.26-2.86
Round 6R.LingJ.Rosenfeld – J.GuOpen7+7.0+1.00-1.71
Round 7R.LingJ.Li – L.ShenOpen7-22.4-3.20+1.00
Round 8R.LingD.Stern – W.BurgessOpen7+18.8+2.69+1.57

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
+10.2Round 8BURGESS233NT♠Q=+3
+7.5Round 6PANDA83NT♥Q=-1
+7.2Round 8BURGESS275♥x♠3-3+8
+7.1Round 4BLING236♥♦2-1+17
+6.4Round 6PANDA116♥♣A=+0
+5.7Round 2SANYA-HONGYE146♠♥4-2+11
+5.2Round 2SANYA-HONGYE124♠♣10=+3
+4.7Round 8BURGESS223♥♠6-2+3
+2.3Round 2SANYA-HONGYE103NT♣8=+0
+2.2Round 7SHENZHEN162♠♣K+2+1
+2.2Round 8BURGESS254♠x♣6-1+5
+1.9Round 4BLING244♥♠10=-1
+1.5Round 5HEILONGJIANG TEAM64♠♦A=-1
+1.1Round 6PANDA104♥♠3+1+0
+1.0Round 3CHIME214♠♥10+1+0
+0.7Round 5HEILONGJIANG TEAM52NT♥10-1+1
+0.6Round 6PANDA131NT♠6+2+10
+0.4Round 2SANYA-HONGYE93♣♠5-1+6
+0.4Round 3CHIME203NT♠Q+1-1
+0.3Round 4BLING262♠♣A+2+10
+0.1Round 3CHIME194♥♠A+1+0
-0.1Round 4BLING253NT♠2=+0
-0.1Round 5HEILONGJIANG TEAM24♥♠J+1+0
-0.1Round 8BURGESS284♥♣3-2-1
-0.3Round 6PANDA94♥♣10+1+0
-0.6Round 7SHENZHEN173NT♠8=+11
-1.0Round 3CHIME161NT♣2+2+0
-1.0Round 5HEILONGJIANG TEAM32♠♦4+2-7
-1.2Round 7SHENZHEN153♣♥6+2-2
-1.3Round 2SANYA-HONGYE133NT♦6+1-1
-1.8Round 2SANYA-HONGYE112♠♥10-1-5
-2.0Round 3CHIME183♣♥K=-7
-2.2Round 7SHENZHEN192♠♦7=+0
-2.2Round 8BURGESS243NT♥3+2+0
-2.4Round 4BLING273♥♣4=-1
-2.8Round 2SANYA-HONGYE85♥x♠A+1-6
-2.8Round 7SHENZHEN203♠♦J-1-5
-3.2Round 5HEILONGJIANG TEAM15♥♠4+1+1
-3.2Round 8BURGESS264♣♠4-2-7
-3.4Round 4BLING223NT♦5+1-13
-4.0Round 3CHIME154♥♣A=-8
-4.1Round 6PANDA143NT♠J-2-9
-4.2Round 5HEILONGJIANG TEAM71NT♥4+2-1
-4.2Round 6PANDA124♥♣10+3-12
-5.1Round 3CHIME172♠♥A+1-1
-5.2Round 4BLING282♠♦A=-6
-8.8Round 7SHENZHEN186♠♥2+1+13
-9.0Round 7SHENZHEN214♠♦5+1-11
-9.5Round 5HEILONGJIANG TEAM43NT♥5-1-13