🇨🇳 CHEN Yichao · CHINA

30rank
-13.5Butler · 63 bds
-0.21per board
±5.2swing
-0.13vs par /bd
+0.64adjusted /bd
Butler per round: -13.5 -13.5 -13.5 -13.5by round

vs par split: bidding -0.02 · play -0.11

Strength of schedule: opponents averaged +0.86/bd (a tough draw) → opponent-adjusted +0.64/bd

Card play — on target: opening leads 91.7% · declarer play 83.3% · defence 93.8%

Bidding activity — not a pass: 46.6% (88/189)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (1)90.9% (11)
Declarer play100.0% (1)81.8% (11)
Defence100.0% (5)92.6% (27)

Opening leads by suit led: ♠ 80.0% (5) · ♥ 100.0% (5) · ♦ 100.0% (1) · ♣ 100.0% (1)

vs par by strain: NT +1.11 (9) · a suit -0.33 (54)

vs par by level: part-score -0.67 (24) · game -0.75 (32) · slam +4.57 (7)

By role: declaring -0.84/bd (-2.81 vs par · 31) · defending +0.40/bd (+2.47 vs par · 32)

By vulnerability: vulnerable -1.36/bd (-0.68 vs par · 31) · not vulnerable +0.89/bd (+0.41 vs par · 32)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
QuarterfinalB.FuB.Cronier – P.CronierOpen15+4.8+0.32+0.80
QuarterfinalB.FuP.Cronier – B.CronierOpen16-18.2-1.14-2.44
QuarterfinalB.FuL.Thuillez – V.ReessClosed16-11.5-0.72+0.19
QuarterfinalB.FuP.Cronier – B.CronierOpen16+11.4+0.71+1.00

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
+13.3Quarterfinal🇫🇷 FRANCE943NTx♦9-4+14
+11.9Quarterfinal🇫🇷 FRANCE826♦♥4=+0
+10.1Quarterfinal🇫🇷 FRANCE184♠♥K-1+13
+9.9Quarterfinal🇫🇷 FRANCE906♦♠7=+0
+7.4Quarterfinal🇫🇷 FRANCE434♥♠3+1+0
+7.1Quarterfinal🇫🇷 FRANCE376♥♥5=+11
+5.9Quarterfinal🇫🇷 FRANCE484♥♦8=+0
+5.3Quarterfinal🇫🇷 FRANCE232♦♦9-1+6
+4.6Quarterfinal🇫🇷 FRANCE216♥♠A=+0
+4.6Quarterfinal🇫🇷 FRANCE755♦x♥8-1+5
+4.3Quarterfinal🇫🇷 FRANCE173NT♣5-1+5
+3.6Quarterfinal🇫🇷 FRANCE192♥x♠K-1+0
+3.0Quarterfinal🇫🇷 FRANCE253♦♠T-2+0
+3.0Quarterfinal🇫🇷 FRANCE664NT♦7-3+11
+2.9Quarterfinal🇫🇷 FRANCE884♥♠9-2+5
+2.7Quarterfinal🇫🇷 FRANCE744♥♣5-1-1
+2.4Quarterfinal🇫🇷 FRANCE244♥♦A=+0
+2.0Quarterfinal🇫🇷 FRANCE454♠♣A=+3
+1.9Quarterfinal🇫🇷 FRANCE393♦♣4-2+9
+1.9Quarterfinal🇫🇷 FRANCE774♥♠4+1+0
+1.7Quarterfinal🇫🇷 FRANCE864♥♥Q-2+11
+1.4Quarterfinal🇫🇷 FRANCE734♥♠Q+1+0
+0.9Quarterfinal🇫🇷 FRANCE683♠♣A-2-2
+0.7Quarterfinal🇫🇷 FRANCE716♠x♥2-3+7
+0.6Quarterfinal🇫🇷 FRANCE702♠♦K=+0
+0.6Quarterfinal🇫🇷 FRANCE893NT♠J+1+11
+0.4Quarterfinal🇫🇷 FRANCE382♥♠K=+1
+0.3Quarterfinal🇫🇷 FRANCE673♠♦7=+0
+0.1Quarterfinal🇫🇷 FRANCE726♦♥A=+0
-0.0Quarterfinal🇫🇷 FRANCE293♣♥A=+10
-0.1Quarterfinal🇫🇷 FRANCE794♠♦K=+0
-0.3Quarterfinal🇫🇷 FRANCE811NT♠J=+1
-0.4Quarterfinal🇫🇷 FRANCE474♥♠7+1-1
-0.6Quarterfinal🇫🇷 FRANCE923♠♦J-1+2
-0.9Quarterfinal🇫🇷 FRANCE276♠♥J-1+14
-0.9Quarterfinal🇫🇷 FRANCE304♥♠8=+1
-1.1Quarterfinal🇫🇷 FRANCE914♥♦4+2-11
-1.4Quarterfinal🇫🇷 FRANCE655♥♠A=+0
-1.6Quarterfinal🇫🇷 FRANCE834♥♠4+1+0
-1.6Quarterfinal🇫🇷 FRANCE954♠♥3=-3
-1.7Quarterfinal🇫🇷 FRANCE963♠♦K=+0
-2.0Quarterfinal🇫🇷 FRANCE462♠♦7=+0
-2.1Quarterfinal🇫🇷 FRANCE443♦♠A=+0
-2.3Quarterfinal🇫🇷 FRANCE284♥♦5-2-6
-2.4Quarterfinal🇫🇷 FRANCE413♥♠7=-6
-2.6Quarterfinal🇫🇷 FRANCE782♦x♥4-3+2
-2.6Quarterfinal🇫🇷 FRANCE852♠♥4+2-2
-2.9Quarterfinal🇫🇷 FRANCE205♣♥A+1-10
-3.1Quarterfinal🇫🇷 FRANCE423♣♥2-1-5
-3.1Quarterfinal🇫🇷 FRANCE843♣♦2+1+0
-3.7Quarterfinal🇫🇷 FRANCE344♥♣J-1-11
-3.9Quarterfinal🇫🇷 FRANCE312♠♥8=-1
-3.9Quarterfinal🇫🇷 FRANCE934♠♣J+1+0
-4.0Quarterfinal🇫🇷 FRANCE334♥♣A-1-8
-4.7Quarterfinal🇫🇷 FRANCE223NTx♠8-1-8
-5.4Quarterfinal🇫🇷 FRANCE762NT♣5=+0
-5.9Quarterfinal🇫🇷 FRANCE803♥♣7=-7
-6.1Quarterfinal🇫🇷 FRANCE404♠♥A-1-10
-7.0Quarterfinal🇫🇷 FRANCE365♦♠J+1-10
-12.1Quarterfinal🇫🇷 FRANCE353NT♥T-1-12
-12.3Quarterfinal🇫🇷 FRANCE692♥x♣8-3-12
-12.4Quarterfinal🇫🇷 FRANCE873♣x♦J-3-12
-12.9Quarterfinal🇫🇷 FRANCE263NTx♥5-3-12