🇹🇼 YEH Chen · CHINESE TAIPEI

132rank
-78.1Butler · 128 bds
-0.61per board
±4.3swing
-0.40vs par /bd
-0.45adjusted /bd
Butler per round: 2.8 -30.7 9.8 -7.7 -9.5 -27.9 -14.7 -0.2by round

vs par split: bidding +0.06 · play -0.46

Strength of schedule: opponents averaged +0.16/bd (a tough draw) → opponent-adjusted -0.45/bd

Card play — on target: opening leads 90.3% · declarer play 55.9% · defence 82.8%

Card play by contract type — on target
vs NTvs a suit
Opening leads72.7% (11)100.0% (20)
Declarer play46.2% (13)61.9% (21)
Defence65.0% (20)90.9% (44)

Opening leads by suit led: ♠ 66.7% (6) · ♥ 100.0% (9) · ♦ 88.9% (9) · ♣ 100.0% (7)

vs par by strain: NT -1.78 (41) · a suit +0.26 (85)

vs par by level: part-score -1.00 (51) · game +0.07 (67) · slam -0.62 (8)

By role: declaring -0.55/bd (-2.98 vs par · 64) · defending -0.67/bd (+2.19 vs par · 64)

By vulnerability: vulnerable -0.86/bd (-1.34 vs par · 64) · not vulnerable -0.36/bd (+0.55 vs par · 64)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3J.ShihM.Lair – M.RosenbergOpen16+2.8+0.17-0.31
Round 4J.ShihN.Zorlu – H.AvciogluOpen16-30.7-1.92-0.50
Round 7J.ShihA.Braithwaite – A.De LiveraClosed16+9.8+0.61-1.69
Round 11J.ShihK.Woolsey – B.BramleyOpen16-7.7-0.48+0.88
Round 13J.ShihH.Hansen – S.ChristiansenOpen16-9.5-0.59-0.19
Round 16J.ShihM.Sun – Y.LiangClosed16-27.9-1.74-1.88
Round 19J.ShihT.Imakura – M.InoClosed16-14.7-0.92-0.12
Round 22J.ShihR.Sridharan – S.DhakrasOpen16-0.2-0.01+0.62

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
+10.7Round 22🇮🇳 INDIA244♥♥K-7+12
+10.5Round 16🇨🇳 CHINA194♠♥Q-2+13
+8.8Round 4🇹🇷 TURKEY294♠♣3-1+13
+8.3Round 7🇦🇺 AUSTRALIA33NT♣10-1+13
+7.3Round 19🇯🇵 JAPAN144♦♠K+1+16
+7.1Round 3🇺🇸 USA 2105♥x♦K=+14
+6.8Round 7🇦🇺 AUSTRALIA143NT♦3=+0
+6.3Round 11🇺🇸 USA 134♥x♥2-2+3
+6.0Round 22🇮🇳 INDIA183NT♠5=+10
+5.7Round 19🇯🇵 JAPAN132♦♠A+1+0
+5.1Round 3🇺🇸 USA 2113♣♠K-4+13
+5.0Round 7🇦🇺 AUSTRALIA72♠♥Q=+6
+4.7Round 4🇹🇷 TURKEY262♥♥2-1+0
+4.5Round 11🇺🇸 USA 124♥♣A-2+6
+4.4Round 16🇨🇳 CHINA185♣♥10-1+10
+4.3Round 3🇺🇸 USA 283♣♥3=+6
+4.3Round 11🇺🇸 USA 1104♠♥9-1+3
+4.2Round 16🇨🇳 CHINA323NT♣4+2+2
+4.0Round 13🇩🇰 DENMARK42♦♦3+5+17
+3.9Round 22🇮🇳 INDIA194♥♣10=+0
+3.8Round 22🇮🇳 INDIA273NT♠J+1+1
+3.2Round 13🇩🇰 DENMARK115♣♦A=-2
+3.2Round 13🇩🇰 DENMARK143NT♥Q+1+0
+2.7Round 7🇦🇺 AUSTRALIA43♦♥6+1+0
+2.3Round 3🇺🇸 USA 293♣♠A+1+11
+2.3Round 11🇺🇸 USA 194♥♦2=+0
+2.2Round 16🇨🇳 CHINA232♥♠2-1+0
+2.1Round 7🇦🇺 AUSTRALIA113NT♠5-2+6
+2.0Round 11🇺🇸 USA 1143♣♥10-3+6
+1.8Round 4🇹🇷 TURKEY303NT♥8+2+11
+1.8Round 11🇺🇸 USA 171♠♦5-1-5
+1.8Round 22🇮🇳 INDIA213NT♥4+3-13
+1.6Round 16🇨🇳 CHINA223NT♣8=-1
+1.6Round 22🇮🇳 INDIA175♦♣K+1+9
+1.5Round 3🇺🇸 USA 2123NT♠J=-13
+1.4Round 11🇺🇸 USA 1155♦♠7+1+14
+1.1Round 3🇺🇸 USA 246♥♣8=-13
+1.1Round 7🇦🇺 AUSTRALIA14♥♦10-1+2
+1.1Round 13🇩🇰 DENMARK25♠♦9=+0
+1.0Round 7🇦🇺 AUSTRALIA135♦♠2-1-6
+1.0Round 19🇯🇵 JAPAN21NT♦6-1-2
+1.0Round 19🇯🇵 JAPAN163♦♥K=+0
+0.8Round 3🇺🇸 USA 211NT♠Q=-2
+0.8Round 3🇺🇸 USA 272♦♥2-1-6
+0.8Round 13🇩🇰 DENMARK32♠♦K+1+0
+0.7Round 13🇩🇰 DENMARK72♠♣A=+6
+0.4Round 3🇺🇸 USA 2132♠♣A-1+6
+0.4Round 7🇦🇺 AUSTRALIA82♥♦A-1-2
+0.4Round 7🇦🇺 AUSTRALIA163NT♥Q=-1
+0.4Round 16🇨🇳 CHINA172♥♣10=+0
+0.4Round 19🇯🇵 JAPAN71NT♥4+1-9
+0.4Round 22🇮🇳 INDIA324♥♣10=+0
+0.3Round 4🇹🇷 TURKEY204♠♣3+1+0
+0.3Round 7🇦🇺 AUSTRALIA123♥♦10-1-12
+0.2Round 11🇺🇸 USA 112♦♣9-2+0
+0.2Round 13🇩🇰 DENMARK13♥♣6-1+4
+0.2Round 22🇮🇳 INDIA293NT♥5+1+1
+0.1Round 13🇩🇰 DENMARK153♥♣J+1+1
+0.1Round 22🇮🇳 INDIA304♠♦2=+0
+0.0Round 3🇺🇸 USA 224♥♥3=+0
-0.0Round 7🇦🇺 AUSTRALIA62♦♣8-1-1
-0.0Round 19🇯🇵 JAPAN13NT♠5+2+1
-0.0Round 19🇯🇵 JAPAN114♠♥J=+0
-0.1Round 13🇩🇰 DENMARK53NT♠Q=-2
-0.2Round 7🇦🇺 AUSTRALIA154♠♥10=+1
-0.2Round 19🇯🇵 JAPAN53NT♦3+1+0
-0.3Round 4🇹🇷 TURKEY253NT♣9+3+12
-0.3Round 22🇮🇳 INDIA286NT♠5+1+11
-0.4Round 3🇺🇸 USA 2163NT♥3+2+0
-0.5Round 11🇺🇸 USA 151NT♠2-1-11
-0.5Round 22🇮🇳 INDIA235♥♦5=+0
-0.6Round 11🇺🇸 USA 143♦♣Q+2+10
-0.6Round 13🇩🇰 DENMARK103NT♣6-1-6
-0.9Round 13🇩🇰 DENMARK84♠♣A+1+0
-1.0Round 3🇺🇸 USA 2153NT♥10+1-1
-1.0Round 4🇹🇷 TURKEY172NT♥5-2-6
-1.0Round 19🇯🇵 JAPAN93♦♣2=+1
-1.1Round 19🇯🇵 JAPAN151NT♦9+2-1
-1.3Round 19🇯🇵 JAPAN61♦♠10+3+1
-1.4Round 11🇺🇸 USA 1165♣♠8=+0
-1.5Round 4🇹🇷 TURKEY314♥♦8+1+0
-1.5Round 16🇨🇳 CHINA314♠♥10-3+3
-1.6Round 13🇩🇰 DENMARK123♥♣7=+0
-1.6Round 16🇨🇳 CHINA246♠♣A=+0
-1.8Round 19🇯🇵 JAPAN82NT♠2+1-1
-2.0Round 13🇩🇰 DENMARK94♠♦3-1-6
-2.0Round 16🇨🇳 CHINA20Pass-3
-2.1Round 22🇮🇳 INDIA262♠♥5+1+0
-2.2Round 4🇹🇷 TURKEY213NT♥5=+1
-2.3Round 4🇹🇷 TURKEY234♥♦3+2+13
-2.3Round 4🇹🇷 TURKEY272♠♣A+2-2
-2.3Round 13🇩🇰 DENMARK6Pass+3
-2.6Round 11🇺🇸 USA 182♠♣9+1+0
-2.7Round 16🇨🇳 CHINA261NT♠7=-5
-3.4Round 7🇦🇺 AUSTRALIA102NT♣2=-11
-3.4Round 19🇯🇵 JAPAN103NT♠A-2-2
-3.6Round 4🇹🇷 TURKEY225♦♣Q-3-7
-3.7Round 3🇺🇸 USA 253NT♥5+2+0
-3.7Round 4🇹🇷 TURKEY194♥♦A-2-11
-3.9Round 11🇺🇸 USA 1133♠♣A=+8
-3.9Round 16🇨🇳 CHINA257♥x♦A-3-5
-3.9Round 22🇮🇳 INDIA312NT♣8-1-12
-4.0Round 3🇺🇸 USA 2143♥♠8=-6
-4.0Round 7🇦🇺 AUSTRALIA52♠♦3=-12
-4.1Round 13🇩🇰 DENMARK163♠♥A+1-7
-4.5Round 11🇺🇸 USA 1112♦x♠K-1-5
-4.5Round 16🇨🇳 CHINA282♠♦3=-5
-5.1Round 3🇺🇸 USA 263NT♥5-6-9
-5.1Round 7🇦🇺 AUSTRALIA93NT♥10+1+0
-5.6Round 7🇦🇺 AUSTRALIA22♥♠5+2-10
-5.8Round 19🇯🇵 JAPAN123NT♠5=-7
-6.1Round 11🇺🇸 USA 167♠♥K=+0
-6.2Round 16🇨🇳 CHINA302♥x♦9-2-9
-6.3Round 4🇹🇷 TURKEY243NT♠A+1-4
-6.3Round 4🇹🇷 TURKEY283NT♠3+1-7
-6.4Round 3🇺🇸 USA 233NT♠4-1-5
-6.5Round 22🇮🇳 INDIA225♥x♦A-1-11
-6.6Round 4🇹🇷 TURKEY184♠♥Q=-11
-6.8Round 16🇨🇳 CHINA212♦♠2-1-6
-6.8Round 19🇯🇵 JAPAN44♥♣5-1-12
-7.4Round 22🇮🇳 INDIA254♠♥Q=+0
-8.0Round 22🇮🇳 INDIA206♣♥8=+2
-8.7Round 19🇯🇵 JAPAN36♦♥3=+13
-9.6Round 16🇨🇳 CHINA275♥♦2+1-11
-10.2Round 4🇹🇷 TURKEY324♠♣3-1-10
-10.9Round 11🇺🇸 USA 1124♣♥K-3-15
-11.2Round 13🇩🇰 DENMARK133NT♥A+2-11
-12.4Round 16🇨🇳 CHINA296♠♥K-1-13