🇭🇰 LEE Nok Yin · CHINA HONG KONG

59rank
-41.7Butler · 160 bds
-0.26per board
±4.2swing
+0.10vs par /bd · #37/86
-0.36adjusted /bd
Butler per round: -3.3 8.7 -7.5 -6.5 -9.5 -6.6 -23.4 4 -9.4 11.8by round

vs par split: bidding -0.01 · play +0.08

Strength of schedule: opponents averaged -0.10/bd (an easy draw) → opponent-adjusted -0.36/bd

Card play — on target: opening leads 87.0% #15 of 86 · declarer play 71.1% #62 of 86 · defence 78.2% #79 of 86

Card play by contract type — on target
vs NTvs a suit
Opening leads86.7% (15)87.1% (31)
Declarer play85.7% (14)62.5% (24)
Defence70.8% (24)81.5% (54)

Opening leads by suit led: ♠ 90.9% (11) · ♥ 100.0% (10) · ♦ 82.4% (17) · ♣ 75.0% (8)

vs par by strain: NT -0.41 (51) · a suit +0.34 (109)

vs par by level: part-score +0.21 (65) · game -0.09 (88) · slam +1.43 (7)

By role: declaring +0.04/bd (-1.98 vs par · 81) · defending -0.57/bd (+2.23 vs par · 79)

By vulnerability: vulnerable +0.04/bd (+0.36 vs par · 80) · not vulnerable -0.56/bd (-0.16 vs par · 80)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2P.TsangL.Naber – L.LuksOpen16-3.3-0.21+1.12
Round 3P.TsangS.Kamal N. H. – J.RahmanOpen16+8.7+0.54+0.62
Round 4P.TsangJ.Carroll – T.GarveyClosed16-7.5-0.47-0.88
Round 5P.TsangR.Barbosa – M.Castello BrancoClosed16-6.5-0.41-0.62
Round 7P.TsangE.Rodwell – J.MeckstrothOpen16-9.5-0.59-0.12
Round 9P.TsangJ.Wang – P.HuangOpen16-6.6-0.41+1.88
Round 10P.TsangY.Chumak – O.RovyshynClosed16-23.4-1.46-1.19
Round 11P.TsangK.Buras – G.NarkiewiczOpen16+4.0+0.25-0.81
Round 13P.TsangR.Pinto – J.BarbosaOpen16-9.4-0.59+1.50
Round 15P.TsangS.Tamagnini – G.ParriOpen16+11.8+0.74-0.50

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
+11.6Round 7🇺🇸 USA26♣♣4-1+13
+9.5Round 2🇪🇪 ESTONIA274♥♠5-3+14
+8.1Round 15🇸🇲 SAN MARINO93♠♠5-5+9
+7.3Round 2🇪🇪 ESTONIA293♣♥2=+12
+7.1Round 11🇵🇱 POLAND143NT♠4=+7
+7.0Round 13🇵🇹 PORTUGAL63NT♦9=+7
+6.7Round 15🇸🇲 SAN MARINO163NT♠J-3+9
+6.0Round 10🇺🇦 UKRAINE212NT♠J+2+7
+5.8Round 9🇹🇼 CHINESE TAIPEI42♠x♣K-2+9
+5.5Round 3🇧🇩 BANGLADESH35♣x♥A-1+8
+5.4Round 4🇮🇪 IRELAND303NT♥10+1+0
+5.2Round 3🇧🇩 BANGLADESH63♠♣A=+0
+5.2Round 15🇸🇲 SAN MARINO122♣♣2-3+7
+4.9Round 11🇵🇱 POLAND25♥x♠A-1+11
+4.8Round 4🇮🇪 IRELAND263NT♥5=+10
+4.7Round 15🇸🇲 SAN MARINO33NT♠A-3+9
+4.6Round 7🇺🇸 USA35♣♠3=+3
+4.5Round 3🇧🇩 BANGLADESH71♥♦K-2+2
+4.5Round 10🇺🇦 UKRAINE234♠♠4=-1
+4.5Round 10🇺🇦 UKRAINE271♦♦3=+10
+4.5Round 15🇸🇲 SAN MARINO74♠♣J=+0
+4.0Round 10🇺🇦 UKRAINE256♠♦A=+0
+3.9Round 2🇪🇪 ESTONIA325♥♣Q-1+3
+3.9Round 10🇺🇦 UKRAINE294♠♦K-1+6
+3.8Round 11🇵🇱 POLAND64♥♦2-1-1
+3.8Round 15🇸🇲 SAN MARINO43NT♠2=-13
+3.7Round 11🇵🇱 POLAND53♥♦5+1+6
+3.6Round 3🇧🇩 BANGLADESH91NT♣6+3-6
+3.6Round 7🇺🇸 USA44♠♥J=+3
+3.6Round 10🇺🇦 UKRAINE284♠♠3-1+4
+3.5Round 3🇧🇩 BANGLADESH11NT♥7+3+7
+3.3Round 4🇮🇪 IRELAND321NT♦5=+6
+3.0Round 2🇪🇪 ESTONIA193NT♥3+2+1
+2.9Round 3🇧🇩 BANGLADESH162♠♦K-2+3
+2.7Round 3🇧🇩 BANGLADESH112♠♥5+1+0
+2.4Round 5🇧🇷 BRAZIL154♠♣A+1+0
+2.3Round 13🇵🇹 PORTUGAL82♥♦3+1+6
+2.2Round 3🇧🇩 BANGLADESH134♥♦J-2+8
+2.2Round 9🇹🇼 CHINESE TAIPEI133♠-1+6
+2.1Round 13🇵🇹 PORTUGAL122♣♠A+1-1
+2.0Round 7🇺🇸 USA95♦♠4-2+11
+1.9Round 13🇵🇹 PORTUGAL132♠♣3=+11
+1.9Round 15🇸🇲 SAN MARINO22NT♥4+2+6
+1.8Round 4🇮🇪 IRELAND214♠♥5-1+5
+1.7Round 4🇮🇪 IRELAND254♥♣2+1-11
+1.7Round 9🇹🇼 CHINESE TAIPEI121♦♣3=-1
+1.5Round 9🇹🇼 CHINESE TAIPEI144♠♥5=+0
+1.5Round 13🇵🇹 PORTUGAL103♣♠Q-1+1
+1.5Round 15🇸🇲 SAN MARINO151NT♥2-1+1
+1.4Round 9🇹🇼 CHINESE TAIPEI115♣♠7+1+11
+1.2Round 2🇪🇪 ESTONIA202♠♦2=+0
+1.2Round 2🇪🇪 ESTONIA284♥♠5+1-14
+1.1Round 5🇧🇷 BRAZIL103NT♦3+2+0
+1.0Round 4🇮🇪 IRELAND281NT♥7=+2
+1.0Round 13🇵🇹 PORTUGAL74♥♦4+1+0
+0.9Round 5🇧🇷 BRAZIL161NT♣A=+0
+0.9Round 9🇹🇼 CHINESE TAIPEI54♠♣A+1+2
+0.9Round 13🇵🇹 PORTUGAL54♠♣9+1+0
+0.8Round 4🇮🇪 IRELAND273♣♦5=-7
+0.8Round 5🇧🇷 BRAZIL23♣♦A-1-1
+0.8Round 5🇧🇷 BRAZIL33♥♠A-1-2
+0.8Round 5🇧🇷 BRAZIL63♥♦5-1-2
+0.8Round 9🇹🇼 CHINESE TAIPEI101NT♣5+1+0
+0.8Round 10🇺🇦 UKRAINE174♥♣Q+1+0
+0.8Round 10🇺🇦 UKRAINE204♥♦K=+3
+0.7Round 3🇧🇩 BANGLADESH84♠x♠2-1-1
+0.6Round 5🇧🇷 BRAZIL113NT♦3+1-11
+0.6Round 15🇸🇲 SAN MARINO81NT♠J-2+0
+0.5Round 4🇮🇪 IRELAND311NT♥5-2-1
+0.5Round 11🇵🇱 POLAND81NT♣3=+2
+0.5Round 11🇵🇱 POLAND134♠♥K+1+0
+0.4Round 7🇺🇸 USA62♠♣6=-1
+0.4Round 7🇺🇸 USA74♥♦A+1+0
+0.4Round 11🇵🇱 POLAND15♣♥A=-2
+0.3Round 15🇸🇲 SAN MARINO64♥♦K+1+0
+0.2Round 9🇹🇼 CHINESE TAIPEI63NT♣7+1+0
+0.2Round 9🇹🇼 CHINESE TAIPEI164♠♥A-4-3
+0.1Round 4🇮🇪 IRELAND234♥♦2=+0
+0.1Round 5🇧🇷 BRAZIL13NT♥8+1+0
+0.1Round 5🇧🇷 BRAZIL73NT♠9=+0
+0.0Round 4🇮🇪 IRELAND204♥♠K+1+0
-0.1Round 5🇧🇷 BRAZIL53NT♦4=+1
-0.1Round 13🇵🇹 PORTUGAL92NT♥4=-7
-0.2Round 2🇪🇪 ESTONIA223♥♦K-2-3
-0.2Round 3🇧🇩 BANGLADESH43♦♠6=-1
-0.2Round 3🇧🇩 BANGLADESH51NT♣2=-11
-0.2Round 7🇺🇸 USA14♥♣4+1+11
-0.2Round 9🇹🇼 CHINESE TAIPEI14♠♣2-2+6
-0.2Round 11🇵🇱 POLAND73NT♣3+1-1
-0.2Round 11🇵🇱 POLAND113♥♠7-2+1
-0.2Round 13🇵🇹 PORTUGAL24♠♦K+1+0
-0.2Round 13🇵🇹 PORTUGAL154♠♥10-1-2
-0.2Round 15🇸🇲 SAN MARINO104♥♦Q=+0
-0.3Round 3🇧🇩 BANGLADESH24♥♦3-1-5
-0.3Round 7🇺🇸 USA164♠♣8+1-13
-0.4Round 7🇺🇸 USA113NT♥Q+1+0
-0.4Round 13🇵🇹 PORTUGAL34♥♠A-1+2
-0.4Round 15🇸🇲 SAN MARINO141NT♥2+3-6
-0.5Round 10🇺🇦 UKRAINE223♣x♦Q-1+11
-0.5Round 11🇵🇱 POLAND33NT♠10-1-5
-0.8Round 2🇪🇪 ESTONIA213♦♦4-1+10
-0.8Round 4🇮🇪 IRELAND222NT♦7-1+1
-0.8Round 11🇵🇱 POLAND162♠♣10+1-6
-0.9Round 2🇪🇪 ESTONIA234♠♥K+2+13
-0.9Round 2🇪🇪 ESTONIA252♠♣9+2+6
-0.9Round 5🇧🇷 BRAZIL94♠♥K-2+11
-0.9Round 5🇧🇷 BRAZIL132♠♦Q+1+0
-0.9Round 9🇹🇼 CHINESE TAIPEI24♥♦2=+1
-0.9Round 11🇵🇱 POLAND151NT♥5-1-2
-1.0Round 13🇵🇹 PORTUGAL163NT♦Q+2+0
-1.1Round 9🇹🇼 CHINESE TAIPEI34♥♦5=-1
-1.2Round 5🇧🇷 BRAZIL44♠♦K+1+0
-1.3Round 5🇧🇷 BRAZIL84♥♣9+1+0
-1.9Round 4🇮🇪 IRELAND181NT♦8+1-1
-2.0Round 2🇪🇪 ESTONIA303♦♠A+1+0
-2.1Round 11🇵🇱 POLAND94♠♣3+1-11
-2.2Round 3🇧🇩 BANGLADESH124♥♠8+1+0
-2.2Round 5🇧🇷 BRAZIL143NT♠3=+1
-2.2Round 11🇵🇱 POLAND123♥♥K=+0
-2.2Round 13🇵🇹 PORTUGAL146NT♠6=+11
-2.3Round 9🇹🇼 CHINESE TAIPEI72♠♦K+1-1
-2.8Round 7🇺🇸 USA104♠♣9+2-1
-2.8Round 9🇹🇼 CHINESE TAIPEI153NT♣K+1-1
-2.9Round 7🇺🇸 USA133♥♠6-1-5
-3.0Round 4🇮🇪 IRELAND293♠♦6=-7
-3.1Round 2🇪🇪 ESTONIA262NT♠7+1-1
-3.2Round 10🇺🇦 UKRAINE194♠x♣10-1+0
-3.4Round 2🇪🇪 ESTONIA243♠♥10=-1
-3.6Round 7🇺🇸 USA124♠♦K+1-1
-3.8Round 9🇹🇼 CHINESE TAIPEI82♦♦2-2+0
-3.8Round 10🇺🇦 UKRAINE183♥♣K-1-10
-4.2Round 11🇵🇱 POLAND102♠♦K=+0
-4.3Round 10🇺🇦 UKRAINE303NT♠4+1-1
-4.5Round 3🇧🇩 BANGLADESH154♠♥K-3-4
-4.6Round 7🇺🇸 USA53♣♦5+1+0
-4.7Round 15🇸🇲 SAN MARINO134♠♦A+2-13
-5.0Round 4🇮🇪 IRELAND243NT♠8=+0
-5.2Round 13🇵🇹 PORTUGAL111NT♥4-3-6
-5.3Round 7🇺🇸 USA153♥♣3=-7
-5.4Round 10🇺🇦 UKRAINE324♥♥8-2-11
-5.4Round 15🇸🇲 SAN MARINO14♠♦K-1-5
-5.8Round 2🇪🇪 ESTONIA172NT♥2-1-11
-5.8Round 7🇺🇸 USA144♥♣4=-1
-5.8Round 11🇵🇱 POLAND44♥♣3-1-12
-6.1Round 2🇪🇪 ESTONIA182NT♦7-2-6
-6.1Round 10🇺🇦 UKRAINE242♥♠4+2-7
-6.2Round 2🇪🇪 ESTONIA313NT♦6-1-5
-6.2Round 7🇺🇸 USA85♥♦10+1-14
-6.5Round 4🇮🇪 IRELAND174♠♣7=+0
-7.0Round 13🇵🇹 PORTUGAL43NT♦3+2+10
-7.0Round 15🇸🇲 SAN MARINO116♥♠K=-5
-7.2Round 3🇧🇩 BANGLADESH146♥♥2=+9
-7.5Round 3🇧🇩 BANGLADESH103NT♣6=+1
-7.5Round 5🇧🇷 BRAZIL124♦♥Q=-7
-7.8Round 15🇸🇲 SAN MARINO53NTx♠J+2-7
-9.7Round 4🇮🇪 IRELAND194♥♣K+1-11
-9.8Round 13🇵🇹 PORTUGAL13NT♥6+1-8
-10.2Round 9🇹🇼 CHINESE TAIPEI96♦♦3=+2
-12.6Round 10🇺🇦 UKRAINE263NT♥J-3-10
-15.6Round 10🇺🇦 UKRAINE317♥♠J-1-20