🇹🇼 KUO Chieh-I · CHINESE TAIPEI

116rank
-95.4Butler · 210 bds
-0.45per board
±4.8swing
-0.55vs par /bd · #111/138
-0.58adjusted /bd
Butler per round: -22.3 -10.8 6 6.8 -9.5 2 44.8 -57.9 -12.2 -15.3 -0.9 23.4 12.5 -32.7 -29.3by round

vs par split: bidding -0.21 · play -0.36

Strength of schedule: opponents averaged -0.12/bd (an easy draw) → opponent-adjusted -0.58/bd

Card play — on target: opening leads 77.8% #99 of 138 · declarer play 71.4% #92 of 138 · defence 81.6% #122 of 138

Bidding activity — not a pass: 43.7% #51 of 138 (253/579)

Card play by contract type — on target
vs NTvs a suit
Opening leads58.8% (17)86.5% (37)
Declarer play50.0% (10)76.9% (39)
Defence74.3% (35)85.7% (63)

Opening leads by suit led: ♠ 71.4% (14) · ♥ 73.3% (15) · ♦ 85.7% (14) · ♣ 81.8% (11)

vs par by strain: NT -0.05 (57) · a suit -0.76 (152)

vs par by level: part-score -0.70 (76) · game -0.15 (123) · slam -4.60 (10)

By role: declaring -0.54/bd (-2.73 vs par · 111) · defending -0.38/bd (+1.89 vs par · 98)

By vulnerability: vulnerable -0.87/bd (-0.76 vs par · 105) · not vulnerable -0.03/bd (-0.33 vs par · 105)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1C.WuD.Berkowitz – L.CohenClosed14-22.3-1.59-2.64
Round 3C.WuM.Ino – R.GellerClosed14-10.8-0.77+0.07
Round 4C.WuA.Azzam – M.El BazOpen14+6.0+0.43+0.29
Round 6C.WuD.Mossop – G.HallbergOpen14+6.8+0.49+0.64
Round 7C.WuW.Van Eijck – W.GosschalkOpen14-9.5-0.68-1.57
Round 9C.WuH.Grosvenor – G.KozakosOpen14+2.0+0.14-1.50
Round 10C.WuK.Ramaratnam – P.BalakrishnanClosed14+44.8+3.20+1.86
Round 11C.WuA.Babsch – F.TerraneoOpen14-57.9-4.14-1.07
Round 13C.WuJ.Furunes – S.BjerksetClosed14-12.2-0.87-2.64
Round 14C.WuD.Turner – R.HughesOpen14-15.3-1.09-0.93
Round 17C.WuS.Schou – J.HansenClosed14-0.9-0.06+1.14
Round 18C.WuR.Marsal – H.KlumppOpen14+23.4+1.67+2.36
Round 20C.WuA.Mortarotti – M.LanzarottiClosed14+12.5+0.89+2.93
Round 21C.WuS.Chan – K.LungOpen14-32.7-2.34-3.71
Round 23C.WuK.Belrhiti Alaoui – M.BerradaOpen14-29.3-2.09-3.43

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
+11.7Round 18🇩🇪 GERMANY205♦♠T=+15
+11.3Round 9🇦🇺 AUSTRALIA23♠x♥2+3+14
+10.1Round 4🇪🇬 EGYPT274♥x♦Q-3+5
+10.1Round 10🇮🇳 INDIA185♣x♠K-2+12
+9.9Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND283NT♣T-2+13
+9.3Round 10🇮🇳 INDIA256♥♠K-1+11
+9.1Round 20🇮🇹 ITALY204♥♠5=-1
+8.9Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND243NT♦K-1+10
+8.9Round 18🇩🇪 GERMANY214♥♠5-1+12
+8.3Round 10🇮🇳 INDIA274♥x♠A-2+5
+8.1Round 7🇳🇱 NETHERLANDS94♥♣8=+3
+8.1Round 9🇦🇺 AUSTRALIA16♥x♠A-2+13
+8.1Round 9🇦🇺 AUSTRALIA33NT♥Q=-1
+7.3Round 10🇮🇳 INDIA233NT♠J=+0
+7.0Round 3🇯🇵 JAPAN83NT♥T-1+10
+6.9Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND252♦♣K+1+8
+6.6Round 21🇭🇰 HONG KONG CHINA53NT♣8=+7
+6.3Round 1🇺🇸 USA125♦x♦3=+4
+6.0Round 1🇺🇸 USA193♥♦K+3+13
+6.0Round 4🇪🇬 EGYPT265♥♠6-1+7
+6.0Round 17🇩🇰 DENMARK143NT♥Q-3+7
+5.8Round 10🇮🇳 INDIA224♠♠5=-1
+5.6Round 10🇮🇳 INDIA243NT♠T-2+6
+5.1Round 20🇮🇹 ITALY274♠♣3-1+10
+5.1Round 23🇲🇦 MOROCCO62♦♥8-3+2
+5.0Round 14🇨🇦 CANADA183♥♦3+1+10
+4.2Round 4🇪🇬 EGYPT215♣♦A=+7
+4.0Round 7🇳🇱 NETHERLANDS145♦♥7-1+2
+4.0Round 18🇩🇪 GERMANY244♦x♠Q-1+0
+3.9Round 14🇨🇦 CANADA274♥♦9-1+5
+3.8Round 13🇳🇴 NORWAY103♠♥A-2+7
+3.7Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND164♥♣A+1+11
+3.7Round 10🇮🇳 INDIA214♠♥8=+0
+3.6Round 18🇩🇪 GERMANY264♠♥5=+0
+3.3Round 7🇳🇱 NETHERLANDS112♠♥K=+0
+3.3Round 18🇩🇪 GERMANY275♠♦9-1+2
+3.1Round 3🇯🇵 JAPAN14♠♦T=+0
+3.0Round 17🇩🇰 DENMARK42♥♦J-2+3
+2.9Round 13🇳🇴 NORWAY115♦♣A+1-11
+2.6Round 17🇩🇰 DENMARK51♠♠T+1-1
+2.6Round 21🇭🇰 HONG KONG CHINA32♥♦9+1+0
+2.5Round 17🇩🇰 DENMARK81♠♦A+1+1
+2.4Round 3🇯🇵 JAPAN63NT♦5+2-12
+2.3Round 3🇯🇵 JAPAN23NT♥T-1+6
+2.3Round 14🇨🇦 CANADA254♥♦K-1+5
+2.3Round 20🇮🇹 ITALY164♥♣5-1+4
+2.1Round 20🇮🇹 ITALY153♠♥A-2+2
+2.0Round 17🇩🇰 DENMARK103♦♣6=+0
+2.0Round 18🇩🇪 GERMANY161NT♥5=+0
+1.9Round 1🇺🇸 USA1124♠♦T=+0
+1.9Round 4🇪🇬 EGYPT223♠♦T-2+0
+1.6Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND272♥♦A-1+4
+1.4Round 1🇺🇸 USA143♦♦T+1+0
+1.4Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND215♦♣5=+0
+1.4Round 13🇳🇴 NORWAY73NT♦7+2+0
+1.4Round 14🇨🇦 CANADA243♣♠K=-1
+1.3Round 3🇯🇵 JAPAN103NT♥5+1+13
+1.3Round 9🇦🇺 AUSTRALIA104♠x♣K-1+0
+1.2Round 3🇯🇵 JAPAN113♦♥T=+7
+1.2Round 9🇦🇺 AUSTRALIA8Pass+3
+1.2Round 9🇦🇺 AUSTRALIA141♠♠5+2-7
+1.2Round 11🇦🇹 AUSTRIA113NT♥9+2+10
+1.2Round 11🇦🇹 AUSTRIA133♥♥5-1+1
+1.2Round 18🇩🇪 GERMANY284♥♣2=-1
+1.1Round 1🇺🇸 USA112♥♣K+1+1
+1.1Round 13🇳🇴 NORWAY44♥♣T+1+0
+1.1Round 18🇩🇪 GERMANY183♥♣A-2+1
+1.0Round 11🇦🇹 AUSTRIA53♦♠5=-1
+1.0Round 13🇳🇴 NORWAY34♥♣J=-1
+1.0Round 20🇮🇹 ITALY254♠♦Q+2+11
+1.0Round 23🇲🇦 MOROCCO72♦♠5-1+0
+1.0Round 23🇲🇦 MOROCCO131NT♣J+1+0
+0.9Round 4🇪🇬 EGYPT234♠♣J=+13
+0.9Round 9🇦🇺 AUSTRALIA133NT♦4+1-1
+0.8Round 4🇪🇬 EGYPT184♥♠3+1-11
+0.8Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND182♥♣K=+0
+0.8Round 17🇩🇰 DENMARK14♥♥5=+0
+0.8Round 17🇩🇰 DENMARK61NT♥4+2+6
+0.8Round 18🇩🇪 GERMANY232♠♦3+1+0
+0.7Round 10🇮🇳 INDIA194♠♥5=-11
+0.7Round 14🇨🇦 CANADA175♦♥8-1-4
+0.7Round 20🇮🇹 ITALY191NT♦J-2-1
+0.6Round 7🇳🇱 NETHERLANDS133♠♠2=+8
+0.5Round 1🇺🇸 USA135♦♥Q+1-10
+0.5Round 3🇯🇵 JAPAN122♠♣T+1-7
+0.5Round 21🇭🇰 HONG KONG CHINA134♠♥Q=+1
+0.4Round 3🇯🇵 JAPAN142♥♦7-2+8
+0.3Round 11🇦🇹 AUSTRIA72♠♣A-2+2
+0.3Round 14🇨🇦 CANADA233NT♣3+2+0
+0.2Round 9🇦🇺 AUSTRALIA124♠♣5=+0
+0.2Round 13🇳🇴 NORWAY12NT♠J-1-4
+0.2Round 23🇲🇦 MOROCCO44♥♥5+1+0
+0.1Round 10🇮🇳 INDIA172♦♥4+1+1
+0.1Round 13🇳🇴 NORWAY84♥♠Q+1+1
+0.1Round 17🇩🇰 DENMARK71NT♥7+2-1
+0.1Round 17🇩🇰 DENMARK93NT♥J+3+11
+0.1Round 20🇮🇹 ITALY173NT♦4+2+11
+0.1Round 20🇮🇹 ITALY244♥♠5=+0
+0.1Round 21🇭🇰 HONG KONG CHINA142♥♣K+2-6
+0.0Round 1🇺🇸 USA155♠♦A=+0
-0.0Round 3🇯🇵 JAPAN75♦x♠Q-1+7
+0.0Round 9🇦🇺 AUSTRALIA64♠♦Q=+0
-0.0Round 23🇲🇦 MOROCCO13NT♥5+2-10
-0.0Round 23🇲🇦 MOROCCO84♥♣Q+1+0
-0.1Round 7🇳🇱 NETHERLANDS33NT♣4+2+0
-0.1Round 7🇳🇱 NETHERLANDS82♥♠3-1+2
-0.1Round 14🇨🇦 CANADA163♦♥5+1+0
-0.1Round 18🇩🇪 GERMANY154♥♦A=-1
-0.2Round 4🇪🇬 EGYPT163NT♥5=+0
-0.2Round 7🇳🇱 NETHERLANDS71NT♠4+2+1
-0.2Round 10🇮🇳 INDIA263NT♥5=-1
-0.2Round 13🇳🇴 NORWAY63♥♠T=+0
-0.3Round 3🇯🇵 JAPAN53NT♦7+2+0
-0.3Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND192♥♣K-2-2
-0.3Round 13🇳🇴 NORWAY23NT♣Q=-1
-0.3Round 20🇮🇹 ITALY233NT♥5+2+0
-0.4Round 14🇨🇦 CANADA194♠x♥A-3-4
-0.5Round 21🇭🇰 HONG KONG CHINA114♠♦8+2-1
-0.6Round 14🇨🇦 CANADA153NT♠9+1+0
-0.6Round 20🇮🇹 ITALY213NT♣6+2+13
-0.6Round 20🇮🇹 ITALY264♠♥A+1+0
-0.7Round 10🇮🇳 INDIA164♠♥J+2+11
-0.7Round 17🇩🇰 DENMARK131NT♦7=+1
-0.8Round 4🇪🇬 EGYPT193♠♣3-1-6
-0.8Round 4🇪🇬 EGYPT242♠♦J+1+0
-0.8Round 7🇳🇱 NETHERLANDS11NT♦K-3-1
-0.8Round 18🇩🇪 GERMANY223NT♠4=-1
-0.8Round 23🇲🇦 MOROCCO33NT♦4+2-1
-0.9Round 4🇪🇬 EGYPT173NT♠5+2+0
-0.9Round 20🇮🇹 ITALY282♠♣A-2+0
-1.0Round 4🇪🇬 EGYPT254♣♠A-2-9
-1.0Round 10🇮🇳 INDIA203NT♦J+1+0
-1.0Round 13🇳🇴 NORWAY94♠♣5-2-11
-1.2Round 4🇪🇬 EGYPT203♠♥3-1+0
-1.2Round 13🇳🇴 NORWAY124♥♦3=-3
-1.2Round 23🇲🇦 MOROCCO143♦♠4+1+7
-1.3Round 9🇦🇺 AUSTRALIA41♠♣5-1+0
-1.3Round 21🇭🇰 HONG KONG CHINA21♠♦4+3+10
-1.4Round 11🇦🇹 AUSTRIA43NT♦T=-3
-1.4Round 23🇲🇦 MOROCCO103♠♥A-1+5
-1.5Round 1🇺🇸 USA1143NT♣3+2-1
-1.5Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND262♠♦7=+0
-1.5Round 14🇨🇦 CANADA214♠♣T+1-1
-1.6Round 11🇦🇹 AUSTRIA92♠♦Q=+0
-1.6Round 17🇩🇰 DENMARK24♠♣T+1+0
-1.7Round 17🇩🇰 DENMARK33NT♠4=+0
-1.8Round 11🇦🇹 AUSTRIA12NT♣5-1-10
-1.8Round 21🇭🇰 HONG KONG CHINA74♠x♥6-2+0
-1.9Round 10🇮🇳 INDIA155♠x♣A-2-7
-2.0Round 1🇺🇸 USA1104♥♥3=+0
-2.0Round 7🇳🇱 NETHERLANDS103NT♣4=+0
-2.0Round 21🇭🇰 HONG KONG CHINA63♣♠4-1-10
-2.1Round 18🇩🇪 GERMANY177NT♠J=+0
-2.2Round 1🇺🇸 USA163♥♣7-2-8
-2.2Round 20🇮🇹 ITALY223NT♦Q+3-1
-2.3Round 10🇮🇳 INDIA282♠♠5+1+0
-2.3Round 13🇳🇴 NORWAY143NT♣6+3-14
-2.4Round 7🇳🇱 NETHERLANDS53NT♠J+1-1
-2.4Round 21🇭🇰 HONG KONG CHINA104♠♥5-1-12
-2.5Round 23🇲🇦 MOROCCO24♦♠5+1-2
-2.6Round 11🇦🇹 AUSTRIA84♥♠7-3+0
-2.8Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND223♥♥6=-6
-3.0Round 18🇩🇪 GERMANY254♠♦3-1-5
-3.2Round 21🇭🇰 HONG KONG CHINA15♥♠5-2-5
-3.3Round 3🇯🇵 JAPAN93♣♥5-1-6
-3.3Round 17🇩🇰 DENMARK113♥♠K=+0
-3.3Round 21🇭🇰 HONG KONG CHINA82♠♥5-1-5
-3.4Round 1🇺🇸 USA183NT♥2+2-1
-3.4Round 7🇳🇱 NETHERLANDS24♥♦5+2-14
-3.4Round 20🇮🇹 ITALY185♦♠A-2-7
-3.5Round 21🇭🇰 HONG KONG CHINA123♣♠2-3+0
-3.5Round 23🇲🇦 MOROCCO126♥♦J-1-17
-3.6Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND232♥♥2+1-12
-3.7Round 14🇨🇦 CANADA264♠♥T=+0
-3.9Round 9🇦🇺 AUSTRALIA94♥♦A-1-5
-4.7Round 3🇯🇵 JAPAN33NT♠8+1-1
-4.7Round 4🇪🇬 EGYPT285♥x♠K-2-4
-5.0Round 7🇳🇱 NETHERLANDS45♦♣A+1-13
-5.3Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND173♥♥A-1-4
-5.4Round 14🇨🇦 CANADA284♠♣5-2-6
-5.6Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND204♠♥4+1-2
-5.6Round 23🇲🇦 MOROCCO54♠♥6=-8
-5.7Round 7🇳🇱 NETHERLANDS122♠♣T+1-1
-5.7Round 9🇦🇺 AUSTRALIA53♥♥5+3-13
-5.8Round 7🇳🇱 NETHERLANDS65♦♠2-2-8
-7.2Round 18🇩🇪 GERMANY196♠♣J=+11
-7.3Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND152♥♦9+1-11
-7.5Round 11🇦🇹 AUSTRIA123NT♦K+1+0
-7.5Round 14🇨🇦 CANADA223♠♥5-2-8
-7.6Round 11🇦🇹 AUSTRIA145♦♥A-1-8
-7.7Round 3🇯🇵 JAPAN133NT♦7+1-11
-8.3Round 4🇪🇬 EGYPT155♥♠4-1+2
-8.4Round 11🇦🇹 AUSTRIA105♣♠K+1+13
-8.8Round 13🇳🇴 NORWAY135♣♠J=+11
-8.9Round 13🇳🇴 NORWAY54♠♣4+2-11
-9.0Round 9🇦🇺 AUSTRALIA115♠♣A-2-11
-9.3Round 21🇭🇰 HONG KONG CHINA41NT♦7-3-14
-9.5Round 1🇺🇸 USA173NT♥7-2-13
-9.6Round 11🇦🇹 AUSTRIA64♥♠6=-7
-9.7Round 14🇨🇦 CANADA204♦♦5=-9
-9.8Round 1🇺🇸 USA1116♦♥A-1-10
-9.8Round 11🇦🇹 AUSTRIA33NT♣T=+0
-10.4Round 9🇦🇺 AUSTRALIA74♥♦4-2-13
-10.4Round 23🇲🇦 MOROCCO116♥♦J-1-13
-11.1Round 1🇺🇸 USA1133NT♦8=-12
-11.2Round 23🇲🇦 MOROCCO96NT♥4=-11
-11.3Round 11🇦🇹 AUSTRIA22♥x♣7+1-12
-11.5Round 17🇩🇰 DENMARK124♥♠A=-11
-13.0Round 3🇯🇵 JAPAN46♥♣A-1-13
-15.2Round 21🇭🇰 HONG KONG CHINA97♥♥6-1-17