CHEN Liulin · LUCKY STAR

144rank
+17.0Butler · 49 bds
+0.35per board
±4.4swing
+2.04vs par /bd · #25/399
+0.35adjusted /bd
Butler per round: 10.5 7.7 1.1 -5.1 4.3 -10.1 8.6by round

vs par split: bidding +1.02 · play +1.02

Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted +0.35/bd

Card play — on target: opening leads 76.5% #248 of 398 · declarer play 70.0% #225 of 398 · defence 86.7% #165 of 399

Card play by contract type — on target
vs NTvs a suit
Opening leads80.0% (5)75.0% (12)
Declarer play50.0% (6)100.0% (4)
Defence70.0% (10)95.0% (20)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 75.0% (4) · ♦ 83.3% (6) · ♣ 50.0% (2)

vs par by strain: NT +1.00 (18) · a suit +2.65 (31)

vs par by level: part-score +1.00 (17) · game +1.24 (29) · slam +15.67 (3)

By role: declaring -0.72/bd (-2.21 vs par · 19) · defending +1.02/bd (+4.73 vs par · 30)

By vulnerability: vulnerable +0.60/bd (+2.12 vs par · 25) · not vulnerable +0.08/bd (+1.96 vs par · 24)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1J.YangJ.Zhao – K.SanbornOpen7+10.5+1.50+2.86
Round 2J.YangX.Li – R.ZhangClosed7+7.7+1.10+0.86
Round 4J.YangT.Asbi – L.BojohOpen7+1.1+0.16+1.29
Round 5J.YangC.Willenken – D.BerkowitzClosed7-5.1-0.73-0.14
Round 6J.YangZ.Chen – W.WangClosed7+4.3+0.61+3.00
Round 7J.YangZ.Mahmood – M.MichielsenClosed7-10.1-1.44+3.29
Round 8J.YangQ.Zhou – L.BaoClosed7+8.6+1.23+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
+13.1Round 6LUCKY SEVEN126♥♣2-1+17
+10.9Round 1MOSS75♥♦10-1+13
+9.7Round 2BEYOND103NT♥J-1+12
+7.1Round 4PERTAMINA EP RED236♥♦A-1+17
+5.2Round 2BEYOND121NTx♥7-1+9
+4.6Round 8NORCO274♠♥3-1+5
+4.2Round 7SALVO214♠♠3-1+6
+3.9Round 8NORCO243NT♥2+4+2
+3.4Round 6LUCKY SEVEN114♥♠3+3+10
+3.3Round 2BEYOND112♠♥10-2+6
+2.9Round 7SALVO194♠♥K-2+5
+2.8Round 4PERTAMINA EP RED244♥♠10+1+0
+2.5Round 8NORCO233NT♠K-1+12
+2.1Round 8NORCO255♠x♥5-2+0
+2.0Round 1MOSS33NT♥3=+3
+1.9Round 1MOSS63NT♠K-1+5
+1.8Round 4PERTAMINA EP RED283♥♠A+1+1
+1.8Round 5WILLENKEN32♠♦4+1+7
+1.3Round 2BEYOND133NT♥J+1+1
+1.2Round 8NORCO222♠♠2-1+4
+1.0Round 4PERTAMINA EP RED263♠♣A=+11
+0.7Round 1MOSS24♥♥6+2+1
+0.4Round 1MOSS41NT♦7=+11
+0.4Round 5WILLENKEN51♠♣2+2+0
+0.3Round 6LUCKY SEVEN94♥♣10+1+0
+0.1Round 5WILLENKEN24♥♠J+1+0
-0.1Round 4PERTAMINA EP RED253NT♠4=+0
-0.4Round 7SALVO152NT♠3=-1
-0.6Round 7SALVO175♦♠K=+11
-0.8Round 5WILLENKEN15♠x♥K-2-5
-1.1Round 6LUCKY SEVEN104♥♠3+1+0
-1.4Round 6LUCKY SEVEN142NT♠Q=+5
-1.5Round 5WILLENKEN64♠♦A=+1
-1.6Round 8NORCO283♠♥A+1-1
-1.8Round 1MOSS11NT♠7+1-7
-2.2Round 6LUCKY SEVEN131♥♦3-1-11
-2.4Round 2BEYOND85♥♦10+1-1
-2.5Round 5WILLENKEN43NT♥5=+2
-2.6Round 5WILLENKEN72♥♦A+1-6
-2.8Round 7SALVO203♠♠6-1-5
-3.4Round 4PERTAMINA EP RED223NT♠8+1-13
-3.6Round 1MOSS53NT♠Q-3-6
-4.1Round 8NORCO263♥♦A-1+0
-4.2Round 2BEYOND145♦♣K-1-11
-4.6Round 7SALVO163♠♣K-1-6
-5.2Round 2BEYOND93NT♠A-3-10
-7.8Round 6LUCKY SEVEN83NT♥K+1+0
-8.1Round 4PERTAMINA EP RED273NT♦K=-7
-8.8Round 7SALVO186♠♣A+1+13