🇨🇳 JI Yezhen · CHINA

3rank
+116.4Butler · 88 bds
+1.32per board
±4.9swing
+1.48vs par /bd · #3/105
+1.32adjusted /bd
Butler per round: 5 3.7 4 44.4 34.1 0.8 -11.5 10.7 -3.8 15.4 13.6by round

vs par split: bidding +1.27 · play +0.20

Strength of schedule: opponents averaged -0.01/bd (an average draw) → opponent-adjusted +1.32/bd

Card play — on target: opening leads 73.3% #88 of 105 · declarer play 82.6% #12 of 105 · defence 81.1% #58 of 105

Bidding activity — not a pass: 43.5% #54 of 105 (100/230)

Card play by contract type — on target
vs NTvs a suit
Opening leads50.0% (6)88.9% (9)
Declarer play71.4% (7)87.5% (16)
Defence73.3% (15)86.4% (22)

Opening leads by suit led: ♠ 75.0% (4) · ♥ 66.7% (3) · ♦ 80.0% (5) · ♣ 66.7% (3)

vs par by strain: NT +0.64 (28) · a suit +1.87 (60)

vs par by level: part-score +2.08 (36) · game +1.02 (49) · slam +1.67 (3)

By role: declaring +1.84/bd (+0.26 vs par · 51) · defending +0.61/bd (+3.16 vs par · 37)

By vulnerability: vulnerable +1.48/bd (+2.39 vs par · 44) · not vulnerable +1.17/bd (+0.57 vs par · 44)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2X.WuE.Wang – Z.YaoClosed8+5.0+0.62+2.12
Round 3X.WuL.Straume – B.BethereClosed8+3.7+0.46+0.75
Round 5X.WuC.Lejosne – B.LegrasOpen8+4.0+0.50+1.12
Round 6X.WuL.Hofmeister – S.De WiljesClosed8+44.4+5.55+5.62
Round 8X.WuI.Binderkrantz – A.Moeller HejlesenClosed8+34.1+4.26+7.38
Round 9X.WuA.Bunaersa – P.Ngarm-EkOpen8+0.8+0.10-1.00
Round 11X.WuJ.Michalski – F.StezalaOpen8-11.5-1.44-2.50
Round 12X.WuS.Morris – J.HedgesClosed8+10.7+1.34-0.12
Round 15X.WuA.Chen – J.XiaoOpen8-3.8-0.47-1.75
Round 16X.WuD.Katsakioris – T.VelliosOpen8+15.4+1.93+3.38
Round 17X.WuC.Wang – Y.PengClosed8+13.6+1.70+1.25

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
+14.5Round 16🇬🇷 GREECE23♦x♣A+1+14
+13.1Round 6🇩🇪 GERMANY136NT♦8-5+15
+12.1Round 2🇭🇰 HONG KONG CHINA144♥x♣A+1+13
+10.4Round 6🇩🇪 GERMANY155♣♣4-7+13
+8.9Round 8🇩🇰 DENMARK324♠♣A-3+14
+8.8Round 6🇩🇪 GERMANY95♥x♦5-2+12
+8.0Round 8🇩🇰 DENMARK292NT♣8-1+13
+7.9Round 8🇩🇰 DENMARK274♠♥5=+0
+7.7Round 15🇺🇸 USA1314♠♥K=+13
+6.9Round 17🇹🇼 CHINESE TAIPEI163NT♠2=+7
+6.8Round 8🇩🇰 DENMARK253♥♦3+1+8
+6.2Round 16🇬🇷 GREECE42NT♠7-3+5
+6.1Round 16🇬🇷 GREECE64♥x♣9=+5
+5.9Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND303NT♦J+3+2
+5.2Round 9🇹🇭 THAILAND84♠♦T=+7
+5.2Round 11🇵🇱 POLAND213NT♣T-1+5
+5.0Round 17🇹🇼 CHINESE TAIPEI123NT♥5+1+1
+4.9Round 11🇵🇱 POLAND233NT♥7=-1
+4.8Round 17🇹🇼 CHINESE TAIPEI143♣♠5-3+2
+4.6Round 15🇺🇸 USA1285♦x♠Q-1+0
+4.2Round 16🇬🇷 GREECE33♦♣6-2+3
+4.1Round 3🇱🇻 LATVIA173NT♣2-2+6
+4.1Round 15🇺🇸 USA1274♥♥A=-1
+3.9Round 5🇫🇷 FRANCE52♥♠7+2-4
+3.9Round 9🇹🇭 THAILAND71♥♦Q+1+0
+3.5Round 3🇱🇻 LATVIA223NT♥7+3+3
+3.4Round 6🇩🇪 GERMANY105♣♦7=+0
+3.4Round 6🇩🇪 GERMANY162♥♦8=+5
+3.1Round 2🇭🇰 HONG KONG CHINA103♥♣K=+6
+3.1Round 17🇹🇼 CHINESE TAIPEI153NT♦6=-2
+3.0Round 5🇫🇷 FRANCE82♠♦4-3+2
+2.8Round 9🇹🇭 THAILAND52NT♦3-2+6
+2.7Round 6🇩🇪 GERMANY112♥♣Q-1+4
+2.7Round 6🇩🇪 GERMANY146♥♦3+1+1
+2.7Round 8🇩🇰 DENMARK312♦x♥2-1+6
+2.6Round 17🇹🇼 CHINESE TAIPEI114♠♠A+2+1
+2.5Round 16🇬🇷 GREECE14♠♥Q+2+11
+2.4Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND273♠♥Q+1-6
+2.1Round 15🇺🇸 USA1292♠♠4+1+0
+1.8Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND315♠♦4+1+11
+1.5Round 15🇺🇸 USA1262♠♦Q-1+5
+1.2Round 3🇱🇻 LATVIA203NT♦5+1+1
+1.2Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND252♠♥9+1-7
+1.2Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND282♠♦6+1+0
+0.9Round 8🇩🇰 DENMARK261♥♠9+1+6
+0.9Round 11🇵🇱 POLAND172NT♣Q=-1
+0.8Round 5🇫🇷 FRANCE44♥♠T-1-1
+0.5Round 5🇫🇷 FRANCE13♣♠6=+5
+0.5Round 5🇫🇷 FRANCE34♠♦3=+0
+0.5Round 11🇵🇱 POLAND193NT♦4=+0
+0.5Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND292♠♣A+1+1
+0.4Round 3🇱🇻 LATVIA183NT♥K-2+0
+0.1Round 8🇩🇰 DENMARK304♠♣6+2+1
+0.0Round 9🇹🇭 THAILAND44♥♦Q-1-6
-0.1Round 3🇱🇻 LATVIA234♥♣Q+1+0
-0.1Round 5🇫🇷 FRANCE61NT♥5+3+9
-0.1Round 5🇫🇷 FRANCE74♠♦6=+0
-0.1Round 6🇩🇪 GERMANY121NT♥6=-5
-0.1Round 11🇵🇱 POLAND201NT♥Q=+1
-0.2Round 17🇹🇼 CHINESE TAIPEI95♥♥2+1-11
-0.4Round 2🇭🇰 HONG KONG CHINA94♠♥3=+0
-0.4Round 16🇬🇷 GREECE82♥♦3-2+1
-0.5Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND264♠♣K=+0
-0.7Round 2🇭🇰 HONG KONG CHINA111NTx♦K-1-7
-0.7Round 3🇱🇻 LATVIA211NT♦6+2+1
-1.2Round 8🇩🇰 DENMARK284♠♦6+1+11
-1.3Round 9🇹🇭 THAILAND22♥♣A-1+1
-1.6Round 2🇭🇰 HONG KONG CHINA152♠♥7+1+7
-1.8Round 2🇭🇰 HONG KONG CHINA163♦♥7=+0
-1.8Round 3🇱🇻 LATVIA192♠♦J=+0
-1.8Round 12🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND323NT♠4=-2
-2.2Round 2🇭🇰 HONG KONG CHINA134♥♣A-2-2
-2.3Round 9🇹🇭 THAILAND14♠♣A-1-10
-2.5Round 9🇹🇭 THAILAND31NT♠Q-2-6
-2.9Round 3🇱🇻 LATVIA244♠♥3-1-5
-3.3Round 17🇹🇼 CHINESE TAIPEI134♥♠6+1+0
-3.5Round 2🇭🇰 HONG KONG CHINA121NT♠A+2+0
-4.3Round 16🇬🇷 GREECE53NT♣K+1+1
-4.5Round 5🇫🇷 FRANCE24♥♠K-2-2
-5.0Round 9🇹🇭 THAILAND63♠♥T=+0
-5.3Round 17🇹🇼 CHINESE TAIPEI104♠♠5+1+12
-5.6Round 11🇵🇱 POLAND183NT♥K-3-14
-5.8Round 11🇵🇱 POLAND245♦♠A=+1
-6.5Round 15🇺🇸 USA1304♠♥7-1-11
-7.5Round 15🇺🇸 USA1253NT♠5=-10
-9.8Round 15🇺🇸 USA1323NT♥7+1-10
-11.5Round 11🇵🇱 POLAND226♠♣A-1-11
-13.4Round 16🇬🇷 GREECE74♥♣A=-13