CHU Yong · KUNMING LIJIAN

329rank
-20.5Butler · 14 bds
-1.46per board
±3.8swing
-0.50vs par /bd
-1.66adjusted /bd
Butler per round: -8.3 -12.2by round

vs par split: bidding +0.29 · play -0.79

Strength of schedule: opponents averaged -0.19/bd (an easy draw) → opponent-adjusted -1.66/bd

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

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (2)66.7% (3)
Defence100.0% (3)71.4% (7)

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

vs par by strain: NT +2.00 (5) · a suit -1.89 (9)

vs par by level: part-score -2.38 (8) · game +2.00 (6)

By role: declaring -3.52/bd (-4.00 vs par · 4) · defending -0.64/bd (+0.90 vs par · 10)

By vulnerability: vulnerable -2.66/bd (-4.14 vs par · 7) · not vulnerable -0.27/bd (+3.14 vs par · 7)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1L.ChenG.Brekka – K.BaumannClosed7-8.3-1.19-1.14
Round 4L.ChenL.Milne – A.GriffithsClosed7-12.2-1.74+0.14

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
+7.0Round 4LITTLE MECK233NT♦4-2+8
+2.6Round 1KCB53♠♠6-2+2
+2.4Round 1KCB13NT♦10=-1
+0.8Round 1KCB22♥♦9+3+10
+0.1Round 4LITTLE MECK253NT♠Q=+0
-0.8Round 4LITTLE MECK274♠♦5+2+11
-1.1Round 1KCB62♥♣6-3-10
-1.8Round 4LITTLE MECK242♥♣A=+0
-2.6Round 1KCB74♠♣8-1-6
-3.5Round 1KCB32♠♦8=-6
-4.5Round 4LITTLE MECK262♠♥10=-6
-5.2Round 4LITTLE MECK223NT♠8=+0
-6.9Round 1KCB42NTx♥6-2+3
-7.0Round 4LITTLE MECK283♦♠4-1-12