🇭🇰 MAK Kwok-Fai · CHINA HONG KONG

87rank
-24.7Butler · 256 bds
-0.10per board
±4.2swing
-0.25vs par /bd · #99/139
-0.00adjusted /bd
Butler per round: 25 -29.7 -26.7 31.5 -38.7 -12.2 16.6 -11.4 14.2 -11.9 14.9 19.7 -17.9 -13.4 0.5 14.8by round

vs par split: bidding -0.29 · play +0.04

Strength of schedule: opponents averaged +0.10/bd (a tough draw) → opponent-adjusted -0.00/bd

Card play — on target: opening leads 73.8% #108 of 139 · declarer play 79.7% #30 of 139 · defence 83.9% #112 of 139

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (20)85.4% (41)
Declarer play83.3% (12)78.7% (47)
Defence87.5% (32)82.6% (92)

Opening leads by suit led: ♠ 68.8% (16) · ♥ 73.7% (19) · ♦ 75.0% (12) · ♣ 78.6% (14)

vs par by strain: NT +0.03 (64) · a suit -0.34 (192)

vs par by level: part-score +0.30 (89) · game -0.37 (149) · slam -1.94 (18)

By role: declaring -0.06/bd (-2.05 vs par · 132) · defending -0.14/bd (+1.68 vs par · 124)

By vulnerability: vulnerable +0.22/bd (-0.02 vs par · 128) · not vulnerable -0.42/bd (-0.47 vs par · 128)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1W.LaiA.Belkouch – M.DiniaOpen16+25.0+1.56+0.31
Round 3W.LaiR.Poleschi – R.AngeleriOpen16-29.7-1.86-1.44
Round 4W.LaiC.Ju – Z.ShiClosed16-26.7-1.67-2.06
Round 6W.LaiA.Bhattacharjee – D.SantraClosed16+31.5+1.97+1.38
Round 7W.LaiE.Rodwell – J.MeckstrothOpen16-38.7-2.42-0.19
Round 9W.LaiA.Birman – D.PadonOpen16-12.2-0.76-0.56
Round 10W.LaiA.Zein – T.SalahOpen16+16.6+1.04-1.06
Round 12W.LaiJ.Lall – B.MossClosed16-11.4-0.71-0.31
Round 13W.LaiN.L'Ecuyer – Z.MarcinskiClosed16+14.2+0.89-0.19
Round 15W.LaiA.Versace – L.LauriaClosed16-11.9-0.74-1.44
Round 16W.LaiM.Chowdhury – M.IslamClosed16+14.9+0.93+1.25
Round 17W.LaiS.De Wijs – B.MullerClosed16+19.7+1.23+1.19
Round 19W.LaiM.Cornell – A.BachClosed16-17.9-1.12-1.88
Round 20W.LaiR.Parasian – J.GeorgeOpen16-13.4-0.84+1.19
Round 22W.LaiC.Luo – Y.LiuClosed16+0.5+0.03-0.69
Round 23W.LaiE.Lindqvist – B.BrogelandOpen16+14.8+0.93+0.56

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
+11.2Round 10🇪🇬 EGYPT203NT♠3=+10
+9.6Round 22🇸🇬 SINGAPORE254♠x♣A=+5
+9.2Round 1🇲🇦 MOROCCO105♦♠2-1+13
+8.7Round 1🇲🇦 MOROCCO64♠x♠8-2+5
+8.7Round 22🇸🇬 SINGAPORE287♥♣3=+0
+8.7Round 23🇳🇴 NORWAY53NT♥J-2+13
+8.6Round 10🇪🇬 EGYPT243NT♦3=+0
+7.7Round 9🇮🇱 ISRAEL165♦♣7+2+10
+7.7Round 23🇳🇴 NORWAY84♠x♦A-2+9
+7.5Round 6🇮🇳 INDIA294♥♣8-1+6
+7.5Round 13🇨🇦 CANADA44♥x♠A-3-14
+7.4Round 15🇮🇹 ITALY133NT♥6+1+1
+6.8Round 6🇮🇳 INDIA204♠♦J=+0
+6.7Round 19🇳🇿 NEW ZEALAND44♥♣5-1+12
+6.7Round 20🇮🇩 INDONESIA264♥♥A+2+13
+6.7Round 22🇸🇬 SINGAPORE194♥♣3-1+10
+6.5Round 16🇧🇩 BANGLADESH324♠♥6-1+10
+6.0Round 13🇨🇦 CANADA33♣♠A=+6
+5.7Round 12🇺🇸 USA 2303♠♥A+1+4
+5.7Round 22🇸🇬 SINGAPORE225♥x♦K-1+11
+5.6Round 6🇮🇳 INDIA245♦♠A=+0
+5.5Round 17🇳🇱 NETHERLANDS91NT♥10+1+7
+5.4Round 6🇮🇳 INDIA254♠♣4-1+5
+5.4Round 16🇧🇩 BANGLADESH204♥♦J-1+6
+5.4Round 16🇧🇩 BANGLADESH284♦♠7-2+7
+5.3Round 4🇨🇳 CHINA294♠♥K=-1
+5.3Round 22🇸🇬 SINGAPORE272♠♦7-2+7
+5.1Round 17🇳🇱 NETHERLANDS156♥♠Q=-9
+5.0Round 1🇲🇦 MOROCCO14♠♣A=+0
+5.0Round 6🇮🇳 INDIA273NT♥Q-3+7
+5.0Round 10🇪🇬 EGYPT185♣♦7-3+9
+5.0Round 23🇳🇴 NORWAY73♠♥7=+0
+4.8Round 16🇧🇩 BANGLADESH254♠♥A=+8
+4.7Round 6🇮🇳 INDIA264♠♣A=+10
+4.6Round 16🇧🇩 BANGLADESH193NT♥Q=-1
+4.5Round 16🇧🇩 BANGLADESH314♥♦9=+0
+4.4Round 12🇺🇸 USA 2175♥♦4=+4
+4.3Round 12🇺🇸 USA 2222♥♦2+1+1
+4.3Round 15🇮🇹 ITALY93♦♣3-1+8
+4.1Round 15🇮🇹 ITALY34♥♣3=+0
+3.9Round 20🇮🇩 INDONESIA276♥♣K=+10
+3.8Round 1🇲🇦 MOROCCO83NT♦J+3-14
+3.8Round 13🇨🇦 CANADA103NT♣3-2+8
+3.7Round 4🇨🇳 CHINA194♥♠Q-2+11
+3.7Round 13🇨🇦 CANADA73♥♠A=+0
+3.6Round 9🇮🇱 ISRAEL134♠♦A=+9
+3.3Round 10🇪🇬 EGYPT197NT♦2=+0
+3.3Round 10🇪🇬 EGYPT312♠♥9+1+0
+3.2Round 1🇲🇦 MOROCCO74♥♠A+2+1
+3.2Round 17🇳🇱 NETHERLANDS53NT♦10-2+13
+3.1Round 1🇲🇦 MOROCCO134♠♦8+1+17
+3.1Round 1🇲🇦 MOROCCO151NT♠10=+5
+3.1Round 13🇨🇦 CANADA12♥♦K=+0
+3.1Round 17🇳🇱 NETHERLANDS12♠♥Q-2+0
+3.1Round 23🇳🇴 NORWAY104♥♣A-1+11
+3.0Round 9🇮🇱 ISRAEL143NT♣8=-1
+2.9Round 13🇨🇦 CANADA94♠♥5-2+7
+2.9Round 17🇳🇱 NETHERLANDS43NT♠5-2+8
+2.8Round 16🇧🇩 BANGLADESH261♠♦6-1+5
+2.8Round 17🇳🇱 NETHERLANDS113♠♦6-1+5
+2.7Round 3🇦🇷 ARGENTINA53NT♥5+1-1
+2.7Round 7🇺🇸 USA 1113♣♠2=+0
+2.7Round 9🇮🇱 ISRAEL124♠♣A-2+5
+2.7Round 10🇪🇬 EGYPT264♠♥Q=+0
+2.7Round 17🇳🇱 NETHERLANDS84♥♠8=+11
+2.3Round 1🇲🇦 MOROCCO143NT♥3-1+10
+2.3Round 4🇨🇳 CHINA213NT♥6=-1
+2.3Round 4🇨🇳 CHINA273♠♣A=+1
+2.3Round 12🇺🇸 USA 2262NT♠3-1+0
+2.3Round 13🇨🇦 CANADA122♥♣K+1+0
+2.3Round 15🇮🇹 ITALY123♦♦10-1+0
+2.2Round 4🇨🇳 CHINA225♦♠Q-3+7
+2.1Round 17🇳🇱 NETHERLANDS132♥♦A+1-1
+2.0Round 6🇮🇳 INDIA233♥♥5=+0
+2.0Round 17🇳🇱 NETHERLANDS62♦♦3+1+7
+1.9Round 20🇮🇩 INDONESIA284♠♦K+2+12
+1.8Round 6🇮🇳 INDIA173♠♦K=+7
+1.8Round 23🇳🇴 NORWAY94♠♥2+1-12
+1.7Round 4🇨🇳 CHINA172♠♣5-1+5
+1.7Round 6🇮🇳 INDIA193♦♠5+1+0
+1.7Round 7🇺🇸 USA 1142♥♠6-4+5
+1.7Round 9🇮🇱 ISRAEL33NT♥8=+0
+1.6Round 7🇺🇸 USA 1124♥♣10-1+12
+1.6Round 16🇧🇩 BANGLADESH246♠♣A=+0
+1.6Round 19🇳🇿 NEW ZEALAND132NT♣2-1+5
+1.6Round 23🇳🇴 NORWAY66♠♥10=+11
+1.5Round 6🇮🇳 INDIA224♠♥2-2+6
+1.4Round 4🇨🇳 CHINA262♥♦J+1+6
+1.4Round 13🇨🇦 CANADA54♠x♣J-3+4
+1.4Round 15🇮🇹 ITALY164♦♠2-2+0
+1.2Round 6🇮🇳 INDIA285♦♣2=-1
+1.2Round 19🇳🇿 NEW ZEALAND93♦♣8=-1
+1.1Round 20🇮🇩 INDONESIA292♠♣Q+2-10
+1.1Round 22🇸🇬 SINGAPORE304♠♣5=+0
+1.0Round 1🇲🇦 MOROCCO51NT♠K-1+2
+1.0Round 20🇮🇩 INDONESIA175♥♣A+1+1
+0.9Round 4🇨🇳 CHINA204♠♠4=+1
+0.9Round 10🇪🇬 EGYPT233NT♣3+1-1
+0.9Round 19🇳🇿 NEW ZEALAND72♠♣J+1+8
+0.9Round 23🇳🇴 NORWAY12♥♣K+2-1
+0.8Round 3🇦🇷 ARGENTINA144♠♣A-1+4
+0.7Round 3🇦🇷 ARGENTINA46♥♣10=+13
+0.7Round 10🇪🇬 EGYPT283NT♠8+2-10
+0.7Round 17🇳🇱 NETHERLANDS33♣♠K-1-2
+0.7Round 23🇳🇴 NORWAY32NT♠4-2+5
+0.6Round 20🇮🇩 INDONESIA183♣♥3-1-4
+0.5Round 13🇨🇦 CANADA153♥♦K+1-1
+0.5Round 20🇮🇩 INDONESIA213NT♠J=+0
+0.4Round 6🇮🇳 INDIA183NT♦5=+1
+0.4Round 10🇪🇬 EGYPT223♠♥Q-1-5
+0.4Round 12🇺🇸 USA 2184♥♥J+1+0
+0.4Round 17🇳🇱 NETHERLANDS73NT♠9+3+1
+0.4Round 22🇸🇬 SINGAPORE234♥♦10+1+0
+0.4Round 22🇸🇬 SINGAPORE263♦♠5-1-1
+0.3Round 1🇲🇦 MOROCCO23NT♠4+1+1
+0.3Round 3🇦🇷 ARGENTINA163NT♥3+2+0
+0.3Round 6🇮🇳 INDIA216♦♣A-2-6
+0.3Round 7🇺🇸 USA 1154♠♥10=-1
+0.3Round 17🇳🇱 NETHERLANDS121NT♦Q-3+10
+0.1Round 20🇮🇩 INDONESIA304♥♦7+1+0
+0.1Round 23🇳🇴 NORWAY163♠♠7+1-4
-0.0Round 3🇦🇷 ARGENTINA24♥♠8=+0
-0.0Round 3🇦🇷 ARGENTINA114♠♣7+2-11
-0.0Round 9🇮🇱 ISRAEL102♥♣7+1+0
-0.0Round 15🇮🇹 ITALY56♠♣A=+0
-0.0Round 16🇧🇩 BANGLADESH301NT♦9-2+6
+0.0Round 22🇸🇬 SINGAPORE324♥♣10=+0
+0.0Round 23🇳🇴 NORWAY151NT♠3-1+2
-0.1Round 19🇳🇿 NEW ZEALAND53NT♦2+1+0
-0.1Round 19🇳🇿 NEW ZEALAND114♠♣Q=+0
-0.2Round 1🇲🇦 MOROCCO162♦♥A+2+7
-0.2Round 15🇮🇹 ITALY151♥♣Q+3-1
-0.2Round 17🇳🇱 NETHERLANDS163♣♥K-2-11
-0.2Round 19🇳🇿 NEW ZEALAND103♥♦A-1-6
-0.2Round 22🇸🇬 SINGAPORE293NT♥4+2+0
-0.2Round 23🇳🇴 NORWAY112♠♣Q=+1
-0.3Round 4🇨🇳 CHINA282NT♠J+2+2
-0.3Round 7🇺🇸 USA 113♥♣A-1-2
-0.3Round 9🇮🇱 ISRAEL84♠♥8+1+0
-0.3Round 10🇪🇬 EGYPT174♥♣9=+0
-0.3Round 12🇺🇸 USA 2314♥♥2=-1
-0.4Round 12🇺🇸 USA 2194♥♦10-2-3
-0.5Round 6🇮🇳 INDIA314♠♦5=-1
-0.5Round 12🇺🇸 USA 2233NT♣3=+0
-0.5Round 19🇳🇿 NEW ZEALAND22♠♠4-1+2
-0.5Round 19🇳🇿 NEW ZEALAND61♠♦Q=+1
-0.5Round 20🇮🇩 INDONESIA253♠♥8+2+0
-0.6Round 3🇦🇷 ARGENTINA12♣♠A=+2
-0.6Round 3🇦🇷 ARGENTINA123NT♠5=+13
-0.6Round 7🇺🇸 USA 161NT♦5=+1
-0.7Round 3🇦🇷 ARGENTINA64♣♥3-2+5
-0.7Round 4🇨🇳 CHINA324♠♦2=+0
-0.7Round 9🇮🇱 ISRAEL72♦♥7+3+10
-0.7Round 10🇪🇬 EGYPT214♠♦Q+1-11
-0.8Round 1🇲🇦 MOROCCO34♠♥5+3-12
-0.8Round 12🇺🇸 USA 2324♠♣K+1+0
-0.9Round 1🇲🇦 MOROCCO44♥♣J+1-13
-0.9Round 16🇧🇩 BANGLADESH223NT♣8+1+0
-0.9Round 23🇳🇴 NORWAY125♠♥5+1-1
-1.0Round 1🇲🇦 MOROCCO92♠♦7=+0
-1.0Round 9🇮🇱 ISRAEL12♠x♦K-1+1
-1.0Round 10🇪🇬 EGYPT253NT♥2+1+0
-1.0Round 20🇮🇩 INDONESIA311NT♥10+1+0
-1.1Round 4🇨🇳 CHINA305♣♦J+1-11
-1.1Round 16🇧🇩 BANGLADESH294♠♥K+1+0
-1.2Round 9🇮🇱 ISRAEL113♥♣5-1+2
-1.2Round 12🇺🇸 USA 2294♥♥7+2-13
-1.2Round 13🇨🇦 CANADA62♠♣2-1-5
-1.3Round 15🇮🇹 ITALY24♥♣K=+1
-1.4Round 9🇮🇱 ISRAEL154♠♦A-1+6
-1.5Round 19🇳🇿 NEW ZEALAND145♦♠K+1-15
-1.6Round 10🇪🇬 EGYPT322♠♠3+1-1
-1.7Round 12🇺🇸 USA 2217♠♣10=+0
-1.8Round 3🇦🇷 ARGENTINA154♠♥10+1+0
-1.8Round 15🇮🇹 ITALY63NT♥J=-7
-1.8Round 19🇳🇿 NEW ZEALAND13NT♠8+3-2
-1.8Round 23🇳🇴 NORWAY133♣x♠Q-1-3
-1.9Round 13🇨🇦 CANADA164♠♥A=+1
-1.9Round 16🇧🇩 BANGLADESH172♠♣10+1-1
-1.9Round 17🇳🇱 NETHERLANDS144♥♠Q+1+0
-1.9Round 20🇮🇩 INDONESIA225♣♠A=+11
-2.0Round 7🇺🇸 USA 183♥♦A-2+1
-2.0Round 13🇨🇦 CANADA114♠♣K+1+0
-2.1Round 10🇪🇬 EGYPT305♥♠6-1+2
-2.1Round 12🇺🇸 USA 2201NT♣3-3+7
-2.2Round 7🇺🇸 USA 1163NT♥Q=+1
-2.2Round 23🇳🇴 NORWAY143NT♦2-1-10
-2.3Round 13🇨🇦 CANADA24NT♣8+1+0
-2.4Round 13🇨🇦 CANADA133♠♣A-1-5
-2.5Round 12🇺🇸 USA 2254♠♦7-1+8
-2.5Round 16🇧🇩 BANGLADESH276♥♦7=+0
-2.6Round 7🇺🇸 USA 154♠♥6-3+8
-2.6Round 9🇮🇱 ISRAEL56♠♦8+1-11
-2.7Round 19🇳🇿 NEW ZEALAND161♠♥8=-1
-2.7Round 20🇮🇩 INDONESIA234♠♦10=+0
-2.8Round 15🇮🇹 ITALY113NT♠4+4+10
-2.8Round 23🇳🇴 NORWAY22♠♣K-1-5
-2.9Round 13🇨🇦 CANADA143NT♠2+1+0
-3.0Round 1🇲🇦 MOROCCO122♥♣4=-6
-3.0Round 3🇦🇷 ARGENTINA33NT♠4=-7
-3.0Round 3🇦🇷 ARGENTINA82♠♣K-2-6
-3.0Round 7🇺🇸 USA 1133♦♠2+1+0
-3.0Round 19🇳🇿 NEW ZEALAND83NT♣J-1-5
-3.1Round 9🇮🇱 ISRAEL24♠♥2+3-10
-3.2Round 15🇮🇹 ITALY44♠♥Q-2-3
-3.3Round 16🇧🇩 BANGLADESH185♣♠A-1-10
-3.4Round 15🇮🇹 ITALY82♠♦5=+0
-3.4Round 16🇧🇩 BANGLADESH232♦♥A-1+0
-3.5Round 17🇳🇱 NETHERLANDS23NT♥2-3-7
-3.6Round 7🇺🇸 USA 143♣♥A=+1
-3.7Round 20🇮🇩 INDONESIA243♠♣J-2+0
-3.7Round 22🇸🇬 SINGAPORE203NT♥4+3-13
-3.8Round 6🇮🇳 INDIA323NT♥4+3-1
-4.0Round 4🇨🇳 CHINA242♠♥Q-2-5
-4.0Round 15🇮🇹 ITALY14♥♣K-1-10
-4.0Round 15🇮🇹 ITALY143NT♥Q-2-6
-4.1Round 9🇮🇱 ISRAEL64♠♥6-1-6
-4.1Round 15🇮🇹 ITALY104♥♦A-1-6
-4.3Round 13🇨🇦 CANADA85♣x♦K-2-4
-4.3Round 19🇳🇿 NEW ZEALAND33NT♥J+3-17
-4.3Round 22🇸🇬 SINGAPORE216NT♥6=+0
-4.7Round 7🇺🇸 USA 172♠♥J=-6
-4.7Round 12🇺🇸 USA 2282♥♦Q+1-1
-4.8Round 20🇮🇩 INDONESIA203NT♠6+1-1
-4.9Round 22🇸🇬 SINGAPORE174♠x♥J-1-12
-5.5Round 7🇺🇸 USA 192NT♠4+2-10
-5.5Round 17🇳🇱 NETHERLANDS105♥♠K+1-13
-5.6Round 12🇺🇸 USA 2275♣♥K=+0
-5.7Round 7🇺🇸 USA 124♥♣J=+0
-5.9Round 3🇦🇷 ARGENTINA105♥x♦K=-14
-6.0Round 3🇦🇷 ARGENTINA93♦♥A-1-11
-6.0Round 10🇪🇬 EGYPT276♥♣K=+0
-6.2Round 19🇳🇿 NEW ZEALAND152NT♣9-2-5
-6.3Round 3🇦🇷 ARGENTINA71NT♥5+1+0
-6.3Round 3🇦🇷 ARGENTINA134♠♣K-3-10
-6.6Round 9🇮🇱 ISRAEL45♥x♠K-3-16
-6.6Round 15🇮🇹 ITALY74♥♠J=-10
-6.7Round 20🇮🇩 INDONESIA323♣♠K-3-4
-6.9Round 23🇳🇴 NORWAY43NT♥A-2-7
-7.0Round 7🇺🇸 USA 1104♥♣A=+0
-7.3Round 22🇸🇬 SINGAPORE314♠x♦2-3+0
-7.4Round 4🇨🇳 CHINA185♠x♣Q-2-5
-7.4Round 19🇳🇿 NEW ZEALAND124♠x♥10-1-6
-7.6Round 16🇧🇩 BANGLADESH213NT♥6=-10
-7.7Round 22🇸🇬 SINGAPORE246♠♥A-1-8
-7.8Round 7🇺🇸 USA 136♠♦Q-2-13
-7.8Round 10🇪🇬 EGYPT294♠♥6=-10
-7.9Round 20🇮🇩 INDONESIA194♠x♥A-3-9
-8.1Round 6🇮🇳 INDIA306♥♠J-2-11
-8.7Round 12🇺🇸 USA 2246♥♣5-1-11
-8.8Round 1🇲🇦 MOROCCO114♠♥8=-11
-9.3Round 22🇸🇬 SINGAPORE183NT♠5=-10
-9.5Round 4🇨🇳 CHINA315♠♦2-1-11
-9.9Round 9🇮🇱 ISRAEL94♥x♦K-3-8
-10.9Round 4🇨🇳 CHINA252♥♥A-5-15
-12.6Round 4🇨🇳 CHINA235♣♦Q-2-17