🇺🇸 GROSSACK Adam · USA 1

7rank
+20.9Butler · 42 bds
+0.50per board
±5.5swing
-1.67vs par /bd
+0.11adjusted /bd
Butler per round: 20.9 20.9 20.9by round

vs par split: bidding -0.98 · play -0.54

Strength of schedule: opponents averaged -0.38/bd (an easy draw) → opponent-adjusted +0.11/bd

Card play — on target: opening leads 87.5% · declarer play 78.6% · defence 71.4%

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (2)83.3% (6)
Declarer play100.0% (3)72.7% (11)
Defence25.0% (4)90.0% (10)

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

vs par by strain: NT -1.75 (12) · a suit -1.63 (30)

vs par by level: part-score -0.54 (13) · game -1.88 (24) · slam -3.60 (5)

By role: declaring +0.68/bd (-3.32 vs par · 28) · defending +0.13/bd (+1.64 vs par · 14)

By vulnerability: vulnerable +0.19/bd (-1.52 vs par · 21) · not vulnerable +0.81/bd (-1.81 vs par · 21)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalZ.GrossackR.Westerbeek – J.Van LankveldClosed14+19.6+1.40-1.64
QuarterfinalZ.GrossackT.Van Overbeeke – T.PolakOpen14-29.9-2.14-2.86
QuarterfinalZ.GrossackT.Van Overbeeke – T.PolakOpen14+31.2+2.23-0.50

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
+12.3Quarterfinal🇳🇱 NETHERLANDS545♣xx♣2=+11
+11.3Quarterfinal🇳🇱 NETHERLANDS25♥x♣A-1+5
+11.1Quarterfinal🇳🇱 NETHERLANDS46NT♣J=+0
+10.7Quarterfinal🇳🇱 NETHERLANDS514♥♠J=+0
+10.0Quarterfinal🇳🇱 NETHERLANDS476♥♣Q=+0
+6.1Quarterfinal🇳🇱 NETHERLANDS133♣♥3=+11
+5.3Quarterfinal🇳🇱 NETHERLANDS443NT♥3+1+1
+4.7Quarterfinal🇳🇱 NETHERLANDS243NT♣A+2+1
+4.0Quarterfinal🇳🇱 NETHERLANDS454♦♠Q=+7
+3.7Quarterfinal🇳🇱 NETHERLANDS185♦x♥J-1-9
+2.9Quarterfinal🇳🇱 NETHERLANDS482♦♣Q=+5
+2.3Quarterfinal🇳🇱 NETHERLANDS113♠♣K-5-3
+2.3Quarterfinal🇳🇱 NETHERLANDS552♥♦Q-3+1
+1.7Quarterfinal🇳🇱 NETHERLANDS254♥♠K+1+2
+1.6Quarterfinal🇳🇱 NETHERLANDS83NT♠6+2+0
+1.4Quarterfinal🇳🇱 NETHERLANDS273NT♥2+3+1
+0.9Quarterfinal🇳🇱 NETHERLANDS491NT♦Q=-5
+0.4Quarterfinal🇳🇱 NETHERLANDS236♠♦4=+13
+0.3Quarterfinal🇳🇱 NETHERLANDS53NT♥3=+0
+0.3Quarterfinal🇳🇱 NETHERLANDS284♥♠A=+14
+0.1Quarterfinal🇳🇱 NETHERLANDS72♦♦6=+1
+0.1Quarterfinal🇳🇱 NETHERLANDS145♣x♠A-2+0
+0.0Quarterfinal🇳🇱 NETHERLANDS564♠♥T+1+0
-0.1Quarterfinal🇳🇱 NETHERLANDS14♥♣9+2-11
-0.4Quarterfinal🇳🇱 NETHERLANDS33NT♠T-2-7
-0.7Quarterfinal🇳🇱 NETHERLANDS102♥♥2=-11
-0.9Quarterfinal🇳🇱 NETHERLANDS163NT♠K-1-5
-1.0Quarterfinal🇳🇱 NETHERLANDS223NT♠5+2-1
-1.7Quarterfinal🇳🇱 NETHERLANDS154♠-2-8
-1.7Quarterfinal🇳🇱 NETHERLANDS462NT♣2-1-5
-2.6Quarterfinal🇳🇱 NETHERLANDS502♠♥K=+0
-3.0Quarterfinal🇳🇱 NETHERLANDS62♥♦6+2-1
-3.0Quarterfinal🇳🇱 NETHERLANDS123NT♠3+2-1
-3.6Quarterfinal🇳🇱 NETHERLANDS194♥♦A-1-10
-3.9Quarterfinal🇳🇱 NETHERLANDS524♥♦2-2-5
-4.0Quarterfinal🇳🇱 NETHERLANDS535♦x♥K-1-6
-4.4Quarterfinal🇳🇱 NETHERLANDS213♠♦5-1+0
-5.0Quarterfinal🇳🇱 NETHERLANDS435♥xx♠K-1-11
-6.1Quarterfinal🇳🇱 NETHERLANDS94♠♥T-1-6
-6.7Quarterfinal🇳🇱 NETHERLANDS262♣x♥J=-7
-8.9Quarterfinal🇳🇱 NETHERLANDS176♣♦5-1-14
-14.9Quarterfinal🇳🇱 NETHERLANDS207♥x♠4-1-17