🇭🇰 LAI Chun Pong Ben · CHINA HONG KONG

38rank
+38.2Butler · 200 bds
+0.19per board
±4.8swing
+0.56vs par /bd · #20/83
+0.15adjusted /bd
Butler per round: 6.6 4.8 22.4 3.6 37.3 4.5 6.9 -23.1 0.3 -25.1by round

vs par split: bidding +0.58 · play -0.02

Strength of schedule: opponents averaged -0.04/bd (an average draw) → opponent-adjusted +0.15/bd

Card play — on target: opening leads 87.3% #7 of 83 · declarer play 78.3% #22 of 83 · defence 77.6% #70 of 83

Card play by contract type — on target
vs NTvs a suit
Opening leads87.5% (16)87.2% (39)
Declarer play77.8% (18)78.6% (28)
Defence62.5% (32)84.0% (75)

Opening leads by suit led: ♠ 75.0% (8) · ♥ 88.2% (17) · ♦ 92.9% (14) · ♣ 87.5% (16)

vs par by strain: NT +0.63 (67) · a suit +0.53 (133)

vs par by level: part-score +0.72 (74) · game +0.69 (113) · slam -1.39 (13)

By role: declaring +0.56/bd (-1.72 vs par · 93) · defending -0.13/bd (+2.55 vs par · 107)

By vulnerability: vulnerable +0.15/bd (+0.18 vs par · 100) · not vulnerable +0.23/bd (+0.95 vs par · 100)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1H.LeeA.Blagov – M.MccollOpen20+6.6+0.33+1.10
Round 2H.LeeS.Siriwatthannsest – P.LerdmaharitOpen20+4.8+0.24+0.65
Round 3H.LeeG.Lasut – A.PollyOpen20+22.4+1.12+2.05
Round 5H.LeeH.Bogen – S.SimonsenOpen20+3.6+0.18+0.95
Round 6H.LeeO.Bashir – Z.KhanOpen20+37.3+1.86+2.50
Round 7H.LeeL.Kuo – H.SoOpen20+4.5+0.23+0.50
Round 10H.LeeJ.Balasovs – J.BethersOpen20+6.9+0.35-0.45
Round 11H.LeeM.Sikora – P.ButrynOpen20-23.1-1.16-1.45
Round 12H.LeeM.De Livera – J.MillOpen20+0.3+0.01+1.80
Round 13H.LeeG.Delle Cave – R.FellusOpen20-25.1-1.26-2.00

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
+14.4Round 2🇹🇭 THAILAND143NTx♣5-6+14
+12.9Round 13🇮🇹 ITALY184♥x♠A-3+9
+11.3Round 3🇮🇩 INDONESIA136♥♠3+1-13
+11.2Round 6🇵🇰 PAKISTAN95♠x♣A-5+10
+11.1Round 6🇵🇰 PAKISTAN194♥♣3=+11
+10.8Round 13🇮🇹 ITALY56NT♥10=+2
+9.7Round 10🇱🇻 LATVIA105NT♦Q-2+17
+9.5Round 11🇵🇱 POLAND143NT♦9+1+7
+8.9Round 5🇳🇴 NORWAY154♥♣A-1+10
+8.7Round 6🇵🇰 PAKISTAN186♠♠5=+0
+8.3Round 1🇨🇦 CANADA33NT♦6=+0
+8.3Round 1🇨🇦 CANADA65♠x♥A-3+9
+7.6Round 5🇳🇴 NORWAY183NT♣3=+0
+7.5Round 1🇨🇦 CANADA25♦x♠5-4+12
+7.0Round 12🇦🇺 AUSTRALIA74♠♣7=-1
+6.9Round 7🇹🇼 CHINESE TAIPEI114♠x♥2=+7
+6.7Round 1🇨🇦 CANADA16♥♠K=+5
+6.7Round 3🇮🇩 INDONESIA83NT♦3=+7
+6.7Round 7🇹🇼 CHINESE TAIPEI204♥x♠8=+7
+6.1Round 12🇦🇺 AUSTRALIA204♠♥10-2+8
+5.7Round 13🇮🇹 ITALY163NT♣A-1+10
+5.6Round 5🇳🇴 NORWAY14♠♥4+3+14
+5.6Round 6🇵🇰 PAKISTAN152NT♥4-1+5
+5.5Round 2🇹🇭 THAILAND33♠♣J-3+5
+5.5Round 6🇵🇰 PAKISTAN14♠♥K=+3
+5.4Round 2🇹🇭 THAILAND63♠♣Q+1+10
+5.1Round 13🇮🇹 ITALY14♦♠A=+1
+5.0Round 13🇮🇹 ITALY24♠♣8+1+1
+4.9Round 1🇨🇦 CANADA44♠♥2+3+3
+4.9Round 6🇵🇰 PAKISTAN21NTx♣5=+7
+4.9Round 11🇵🇱 POLAND173NT♠2-1+5
+4.7Round 7🇹🇼 CHINESE TAIPEI162♥♦K-1+10
+4.4Round 2🇹🇭 THAILAND203NT♦5-1+12
+4.3Round 2🇹🇭 THAILAND154♥♣3-2+11
+4.2Round 7🇹🇼 CHINESE TAIPEI24♠x♥9-1+7
+4.2Round 7🇹🇼 CHINESE TAIPEI183NT♥5+2-11
+4.1Round 1🇨🇦 CANADA77♣♣8=-2
+4.1Round 11🇵🇱 POLAND153NT♥K-1+12
+4.0Round 3🇮🇩 INDONESIA155♣x♠A-2+0
+4.0Round 5🇳🇴 NORWAY124♥♣5=+0
+3.8Round 11🇵🇱 POLAND13♥♠A+1+7
+3.7Round 12🇦🇺 AUSTRALIA56♦♥4-1+14
+3.5Round 3🇮🇩 INDONESIA143NT♥3+2+1
+3.5Round 11🇵🇱 POLAND74♠♣A-1-12
+3.4Round 5🇳🇴 NORWAY65♦♥A-2+5
+3.2Round 6🇵🇰 PAKISTAN164♥♣A=+3
+3.2Round 10🇱🇻 LATVIA112♠♣K+2+1
+3.1Round 12🇦🇺 AUSTRALIA83♥♦A-1+8
+2.9Round 3🇮🇩 INDONESIA193NT♦5+1+0
+2.9Round 6🇵🇰 PAKISTAN172NT♣7=+7
+2.9Round 7🇹🇼 CHINESE TAIPEI132♦♥4+3+10
+2.9Round 10🇱🇻 LATVIA63NT♥7=+0
+2.9Round 10🇱🇻 LATVIA173NT♠K+2+1
+2.8Round 5🇳🇴 NORWAY203NT♠5+1+1
+2.8Round 6🇵🇰 PAKISTAN102♠♣K+2+2
+2.7Round 2🇹🇭 THAILAND132♠♦K+3+9
+2.7Round 5🇳🇴 NORWAY52♠♣9-1+5
+2.5Round 3🇮🇩 INDONESIA63♠♦2=+0
+2.4Round 12🇦🇺 AUSTRALIA63NT♠8+1+1
+2.2Round 12🇦🇺 AUSTRALIA131NT♠7-2+2
+2.1Round 1🇨🇦 CANADA93NT♥3-2+0
+2.1Round 6🇵🇰 PAKISTAN203NT♥10+3+17
+2.1Round 10🇱🇻 LATVIA124♦♠Q-1-3
+2.1Round 12🇦🇺 AUSTRALIA106NT♠J+1+13
+2.0Round 10🇱🇻 LATVIA51NT♠2+1+0
+2.0Round 12🇦🇺 AUSTRALIA43♠♦J+1-1
+1.9Round 2🇹🇭 THAILAND192NT♠6=+0
+1.9Round 3🇮🇩 INDONESIA172♠♥A-1+8
+1.9Round 5🇳🇴 NORWAY41NT♠2+2+1
+1.9Round 5🇳🇴 NORWAY84♠♠3-1+2
+1.5Round 7🇹🇼 CHINESE TAIPEI14♠♠10-3+2
+1.5Round 10🇱🇻 LATVIA153NT♥10+1+0
+1.5Round 11🇵🇱 POLAND131NTx♦7-2+3
+1.4Round 1🇨🇦 CANADA194♥♣4+1+0
+1.3Round 2🇹🇭 THAILAND71NT♣10=-11
+1.3Round 10🇱🇻 LATVIA135♠♣K+1-5
+1.3Round 12🇦🇺 AUSTRALIA13♥♦A-1-2
+1.3Round 13🇮🇹 ITALY33♦♥6-1+5
+1.2Round 1🇨🇦 CANADA85♣♦A=+2
+1.1Round 10🇱🇻 LATVIA35♥x♣A-1+0
+1.1Round 12🇦🇺 AUSTRALIA144♦♥6-1-2
+1.0Round 7🇹🇼 CHINESE TAIPEI121NT♥2+2+1
+0.9Round 6🇵🇰 PAKISTAN83NT♣3+1+0
+0.9Round 13🇮🇹 ITALY64♥♣A=+8
+0.7Round 5🇳🇴 NORWAY73NT♣3+1+1
+0.7Round 5🇳🇴 NORWAY191NT♠2=+5
+0.7Round 7🇹🇼 CHINESE TAIPEI74♠♥J+1+0
+0.7Round 7🇹🇼 CHINESE TAIPEI152♠♣7-1-1
+0.7Round 10🇱🇻 LATVIA83♣♥K=+1
+0.6Round 3🇮🇩 INDONESIA13NT♠K+1+0
+0.6Round 3🇮🇩 INDONESIA205♦♥Q-3+7
+0.5Round 3🇮🇩 INDONESIA103NT♦8-1+12
+0.5Round 5🇳🇴 NORWAY132NT♥4+2+8
+0.5Round 11🇵🇱 POLAND53NT♠2=+0
+0.5Round 13🇮🇹 ITALY41NT♥10+1+0
+0.4Round 3🇮🇩 INDONESIA52♦♥5=+5
+0.4Round 3🇮🇩 INDONESIA181♦♣J-3+10
+0.3Round 10🇱🇻 LATVIA163♣♣4=+1
+0.2Round 1🇨🇦 CANADA144♠♣6-1-4
+0.2Round 2🇹🇭 THAILAND82♦♠A+1-1
+0.2Round 3🇮🇩 INDONESIA93♦♥A=+0
+0.2Round 6🇵🇰 PAKISTAN72♠♣7=-1
+0.1Round 3🇮🇩 INDONESIA124♠♦8+1+1
+0.1Round 11🇵🇱 POLAND44♠♥Q+1-13
+0.1Round 11🇵🇱 POLAND91NT♥A+3+2
+0.1Round 11🇵🇱 POLAND121NT♥2=-1
+0.0Round 2🇹🇭 THAILAND163NT♦J=-2
+0.0Round 12🇦🇺 AUSTRALIA184♥♦10=+0
-0.1Round 1🇨🇦 CANADA154♥♦A=-8
-0.1Round 10🇱🇻 LATVIA93♥♥3-5-3
-0.2Round 3🇮🇩 INDONESIA44♥♠A+1-1
-0.3Round 2🇹🇭 THAILAND172♥♠A=-1
-0.3Round 10🇱🇻 LATVIA183♣♠2-1-10
-0.4Round 1🇨🇦 CANADA204♠♥3+1+12
-0.5Round 13🇮🇹 ITALY173♥♥6-2+0
-0.6Round 3🇮🇩 INDONESIA112♠♥10=+0
-0.6Round 5🇳🇴 NORWAY174♠♦2+2-11
-0.7Round 2🇹🇭 THAILAND103NT♥7+2+0
-0.7Round 5🇳🇴 NORWAY144♥♥3=+0
-0.7Round 7🇹🇼 CHINESE TAIPEI142♠♥3=+0
-0.7Round 7🇹🇼 CHINESE TAIPEI172♥♦2+1+0
-0.7Round 10🇱🇻 LATVIA203NT♠J+4-12
-0.8Round 2🇹🇭 THAILAND23NT♠A-1-6
-0.8Round 11🇵🇱 POLAND184♠♥9+2+12
-0.9Round 13🇮🇹 ITALY141NT♦A+1+1
-1.0Round 6🇵🇰 PAKISTAN143♥♦A=+6
-1.1Round 2🇹🇭 THAILAND51♠♣4+1+1
-1.1Round 7🇹🇼 CHINESE TAIPEI101♠x♥Q-2+4
-1.1Round 12🇦🇺 AUSTRALIA174♠♣A-2-11
-1.2Round 1🇨🇦 CANADA133♣♥7+1+0
-1.3Round 1🇨🇦 CANADA166NT♣8=+10
-1.3Round 10🇱🇻 LATVIA74♠♦8+2-1
-1.3Round 10🇱🇻 LATVIA192♠♥5+1+10
-1.4Round 1🇨🇦 CANADA103NT♠K+2+17
-1.5Round 1🇨🇦 CANADA182♦♥A=-5
-1.5Round 12🇦🇺 AUSTRALIA33♥♣K+1+10
-1.5Round 12🇦🇺 AUSTRALIA164♥♣10-3-2
-1.6Round 3🇮🇩 INDONESIA22♥♠5+2-6
-1.7Round 6🇵🇰 PAKISTAN32♣♥10+1+1
-1.7Round 6🇵🇰 PAKISTAN54♥♣2+1-1
-1.7Round 11🇵🇱 POLAND195♦♠A=+0
-1.7Round 13🇮🇹 ITALY113♠♦3-1-6
-1.8Round 3🇮🇩 INDONESIA33♥♠Q+1+6
-2.0Round 5🇳🇴 NORWAY102♠♦A+1+0
-2.0Round 11🇵🇱 POLAND102♥♣10=-6
-2.1Round 12🇦🇺 AUSTRALIA114♠♠9+2+11
-2.3Round 7🇹🇼 CHINESE TAIPEI32♥♠K+2-10
-2.4Round 13🇮🇹 ITALY203NT♥6-1-16
-2.5Round 2🇹🇭 THAILAND114♠♥5-2+5
-2.5Round 6🇵🇰 PAKISTAN43♥♣A-1-9
-2.5Round 6🇵🇰 PAKISTAN63NT♣3+2-1
-2.5Round 7🇹🇼 CHINESE TAIPEI94♥♠K-1+3
-2.5Round 11🇵🇱 POLAND112NT♠10+1-1
-2.6Round 3🇮🇩 INDONESIA74♠♥5+1+13
-2.7Round 2🇹🇭 THAILAND41NT♥4+1-6
-2.7Round 7🇹🇼 CHINESE TAIPEI194♠♣K=+0
-2.8Round 6🇵🇰 PAKISTAN123NT♥4+1+0
-2.9Round 10🇱🇻 LATVIA143♦♣Q=+0
-2.9Round 13🇮🇹 ITALY74♠♣J+1-1
-3.3Round 7🇹🇼 CHINESE TAIPEI62♠♣5+1+0
-3.3Round 7🇹🇼 CHINESE TAIPEI83NT♥10+1-4
-3.4Round 10🇱🇻 LATVIA45♠♠J=+0
-3.5Round 12🇦🇺 AUSTRALIA95♦♦6=+13
-3.6Round 6🇵🇰 PAKISTAN134♠♥Q-1-6
-3.9Round 1🇨🇦 CANADA51NT♦9=-5
-4.3Round 12🇦🇺 AUSTRALIA195♥♦K-2+0
-4.7Round 1🇨🇦 CANADA113NT♣6+1+0
-4.7Round 2🇹🇭 THAILAND94♥♦6-3-7
-4.7Round 10🇱🇻 LATVIA14♠♣8=+1
-4.8Round 12🇦🇺 AUSTRALIA25♠x♦Q=-5
-4.8Round 12🇦🇺 AUSTRALIA123NT♣4-2-13
-4.9Round 2🇹🇭 THAILAND124♥♦5=+1
-4.9Round 5🇳🇴 NORWAY94♥♦7=-3
-5.0Round 5🇳🇴 NORWAY113♥♦J=-1
-5.3Round 5🇳🇴 NORWAY24♥♥4-2-8
-5.5Round 13🇮🇹 ITALY84♠x♣A-2-9
-5.7Round 11🇵🇱 POLAND24♠♣9=-8
-6.0Round 6🇵🇰 PAKISTAN113NT♥Q+1-4
-6.1Round 7🇹🇼 CHINESE TAIPEI43NT♥J-3-9
-6.1Round 10🇱🇻 LATVIA23NT♠5=-7
-6.3Round 7🇹🇼 CHINESE TAIPEI54♠♠2-2-6
-6.4Round 3🇮🇩 INDONESIA166♣♠A=-9
-6.7Round 11🇵🇱 POLAND64♦♠3=-6
-6.7Round 13🇮🇹 ITALY124♥♣10+1-1
-6.8Round 11🇵🇱 POLAND163NT♦4-3-9
-7.1Round 12🇦🇺 AUSTRALIA154♠♣A=-7
-7.1Round 13🇮🇹 ITALY194♥♦4+1+0
-7.3Round 11🇵🇱 POLAND33NT♥K=-7
-8.0Round 11🇵🇱 POLAND204♥♣Q-2-13
-8.1Round 2🇹🇭 THAILAND183NT♣10-1-12
-8.7Round 5🇳🇴 NORWAY33NT♠4-1-10
-9.2Round 13🇮🇹 ITALY136♠♥2-1-13
-9.3Round 13🇮🇹 ITALY152♣x♦K-4-5
-9.5Round 2🇹🇭 THAILAND13♦x♠A-4-9
-9.7Round 11🇵🇱 POLAND86♥♠7+1-1
-9.9Round 5🇳🇴 NORWAY163NT♥4+1+0
-10.0Round 13🇮🇹 ITALY106♠♦2=-13
-11.1Round 13🇮🇹 ITALY93NT♥10-2-13
-11.3Round 1🇨🇦 CANADA176♥♥2-2-11
-12.3Round 1🇨🇦 CANADA123♠x♦4=-13