FENG Xuefeng · CHANGYU

343rank
-3.0Butler · 35 bds
-0.09per board
±4.5swing
-1.57vs par /bd · #482/579
+0.14adjusted /bd
Butler per round: 21.6 1.9 8.9 -13.5 -21.9by round

vs par split: bidding -0.94 · play -0.63

Strength of schedule: opponents averaged +0.22/bd (a tough draw) → opponent-adjusted +0.14/bd

Card play — on target: opening leads 76.9% #301 of 579 · declarer play 71.4% #303 of 579 · defence 88.2% #261 of 579

Card play by contract type — on target
vs NTvs a suit
Opening leads60.0% (5)87.5% (8)
Declarer play0.0% (1)83.3% (6)
Defence100.0% (7)80.0% (10)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 100.0% (2) · ♦ 50.0% (4) · ♣ 75.0% (4)

vs par by strain: NT +0.58 (12) · a suit -2.70 (23)

vs par by level: part-score +0.55 (11) · game -1.83 (18) · slam -4.67 (6)

By role: declaring -0.44/bd (-6.22 vs par · 18) · defending +0.29/bd (+3.35 vs par · 17)

By vulnerability: vulnerable -1.06/bd (-3.60 vs par · 20) · not vulnerable +1.21/bd (+1.13 vs par · 15)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 3L.GuO.Berset – G.TislevollClosed7+21.6+3.09+3.00
Round 4L.GuU.Kasimir – P.JokischOpen7+1.9+0.27-4.57
Round 5L.GuA.Mel (De) – K.BaskaranOpen7+8.9+1.27+1.43
Round 7L.GuS.Yan – G.ZhangClosed7-13.5-1.93-0.86
Round 8L.GuR.Chen – L.JiangClosed7-21.9-3.13-6.86

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
+10.9Round 3SILVERFOX196NT♠2-2+20
+6.5Round 5BLADES67♣♠8=-2
+5.3Round 5BLADES54♥♣A-1+6
+5.0Round 3SILVERFOX166♦♥6=-2
+4.5Round 3SILVERFOX216♠♥J=-13
+3.9Round 4KASIMIRS DREAMTEAM275♣♦A+1+1
+2.9Round 3SILVERFOX152♠♥A+1+1
+2.6Round 5BLADES13NT♥7+1+1
+2.0Round 7MCMULLIN214♠♣3-1+5
+2.0Round 8ZHEJIANG JUXIN254♠x♦A-3-3
+1.9Round 5BLADES33NT♠10-2+6
+1.9Round 7MCMULLIN153♠♣K+1+13
+1.5Round 7MCMULLIN192NT♥7+1+1
+1.5Round 8ZHEJIANG JUXIN273♠♥J-1-2
+1.0Round 4KASIMIRS DREAMTEAM222♥♦A=+1
+0.8Round 4KASIMIRS DREAMTEAM283NT♦2-1+6
+0.7Round 3SILVERFOX182♥♣A=+0
+0.6Round 3SILVERFOX172♠♦7-1+3
+0.6Round 5BLADES22♥♠10+1+0
+0.3Round 7MCMULLIN204♠♣10+2-13
-0.1Round 4KASIMIRS DREAMTEAM265♦♣Q+1-13
-0.4Round 8ZHEJIANG JUXIN231NT♦6+1+0
-0.7Round 4KASIMIRS DREAMTEAM243NT♠5=+2
-1.0Round 4KASIMIRS DREAMTEAM253NT♥Q+1-12
-1.2Round 8ZHEJIANG JUXIN244♠x♣9-2-4
-2.0Round 4KASIMIRS DREAMTEAM236♣♦10-1-17
-2.0Round 5BLADES74♠♠6+1-1
-3.0Round 3SILVERFOX203NT♥8+1+12
-3.0Round 7MCMULLIN173♦♠K-1-3
-3.5Round 8ZHEJIANG JUXIN284♥♣3-2-11
-6.0Round 5BLADES44♠♥4=+0
-6.1Round 7MCMULLIN163NT♦A+1-1
-7.6Round 8ZHEJIANG JUXIN226NT♣10-3-14
-10.1Round 7MCMULLIN182♦x♠10-2-8
-12.7Round 8ZHEJIANG JUXIN263NT♥Q-4-14