DONG Lidang · PD TIMES

154rank
-25.2Butler · 14 bds
-1.80per board
±3.5swing
-3.14vs par /bd
-1.35adjusted /bd
by round

vs par split: bidding -1.29 · play -1.86

Strength of schedule: opponents averaged +0.45/bd (a tough draw) → opponent-adjusted -1.35/bd

Card play — on target: opening leads 100.0% · declarer play 80.0% · defence 66.7%

Card play by contract type — on target
vs NTvs a suit
Opening leads·100.0% (2)
Declarer play100.0% (1)75.0% (4)
Defence·66.7% (3)

Opening leads by suit led: ♣ 100.0% (2)

vs par by strain: NT -8.00 (4) · a suit -1.20 (10)

vs par by level: part-score -0.17 (6) · game -6.14 (7) · slam +0.00 (1)

By role: declaring -2.41/bd (-4.54 vs par · 11) · defending +0.43/bd (+2.00 vs par · 3)

By vulnerability: vulnerable -2.47/bd (-4.43 vs par · 7) · not vulnerable -1.13/bd (-1.86 vs par · 7)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32J.ChenW.Starkowski – M.KwiecienClosed14-25.2-1.80-3.14

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
+2.1Round of 32POLAND Seniors14♠x♥6-3+2
+1.7Round of 32POLAND Seniors116NT♣J=+0
+1.6Round of 32POLAND Seniors23♥♠6-1+12
+1.5Round of 32POLAND Seniors74♥♣4=-1
+1.3Round of 32POLAND Seniors84♠♥8+2-11
-0.0Round of 32POLAND Seniors42♠♣J-1+5
+0.0Round of 32POLAND Seniors54♠♦10=+0
-0.8Round of 32POLAND Seniors62♠♣3+1-1
-3.8Round of 32POLAND Seniors93♠♥K-1-5
-4.6Round of 32POLAND Seniors33NT♣4+1-17
-4.8Round of 32POLAND Seniors101NT♠7-1-5
-4.8Round of 32POLAND Seniors133♠♣2-2-7
-5.1Round of 32POLAND Seniors124♠♦3-3-6
-9.5Round of 32POLAND Seniors143NT♥8-1-10