ZHANG Yu · CHINA RED TEAM

50rank
+22.2Butler · 112 bds
+0.20per board
±4.4swing
+0.91vs par /bd · #21/132
+0.18adjusted /bd
Butler per round: -3.8 4 -35.7 2.3 12.5 -17.7 -1 5.3 7.6 1.9 -0.3 5.5 17.4 3.3 10.2 10.7by round

vs par split: bidding +0.18 · play +0.56

Strength of schedule: opponents averaged -0.02/bd (an average draw) → opponent-adjusted +0.18/bd

Card play — on target: opening leads 75.0% #101 of 132 · declarer play 70.8% #64 of 132 · defence 89.8% #28 of 132

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (4)75.0% (12)
Declarer play37.5% (8)87.5% (16)
Defence100.0% (17)85.7% (42)

Opening leads by suit led: ♠ 100.0% (3) · ♥ 75.0% (4) · ♦ 100.0% (2) · ♣ 57.1% (7)

vs par by strain: NT +0.53 (34) · a suit +1.08 (78)

vs par by level: part-score +0.64 (50) · game +1.17 (58) · slam +0.50 (4)

By role: declaring -0.05/bd (-1.69 vs par · 51) · defending +0.41/bd (+3.08 vs par · 61)

By vulnerability: vulnerable -0.27/bd (-0.20 vs par · 59) · not vulnerable +0.72/bd (+2.15 vs par · 53)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1S.WuX.Wu – L.DongOpen7-3.8-0.54+1.14
Round 2S.WuR.Pollack – C.BjerkanOpen7+4.0+0.57-1.43
Round 4S.WuS.Willard – B.CronierOpen7-35.7-5.10+1.00
Round 5S.WuH.Zheng – J.ChenClosed7+2.3+0.33-1.00
Round 7S.WuX.Shan – Y.LiuOpen7+12.5+1.79+2.71
Round 8S.WuS.Brock – N.SmithOpen7-17.7-2.53+2.86
Round 9S.WuL.Wang – Y.ZhouOpen7-1.0-0.14-0.57
Round 10S.WuS.Boldt – M.IacapraroOpen7+5.3+0.76-1.57
Round 12S.WuL.Bojoh – J.TuejeClosed7+7.6+1.09+1.57
Round 13S.WuX.Li – J.YangClosed7+1.9+0.27-4.00
Round 15S.WuJ.Zhu – M.ZhouOpen7-0.3-0.04+0.86
Round 20S.WuL.Dekkers – J.NabOpen7+5.5+0.79+2.43
Round 21S.WuZ.Lam – S.LianClosed7+17.4+2.49+3.29
Round 22S.WuA.Nestoridis – K.DriverClosed7+3.3+0.47-0.57
Round 23S.WuC.Bistoquet – J.CassinOpen7+10.2+1.46+1.71
Round 24S.WuS.Hu – P.LuOpen7+10.7+1.53+6.14

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
+12.1Round 21SINGAPORE234♥♦7-2+13
+9.8Round 13DEZHOUQIAOXIE(PUSHI)54♠♦4-1+6
+9.4Round 12PERTAMINA EP241♥x♠A=+11
+9.2Round 24CHINESE TAIPEI RUYI194♥♦2-2+13
+8.2Round 15THE GOURMET PLACE162NT♣K-3+10
+6.9Round 23GWADAGIRLS125♦♣3=+3
+6.5Round 12PERTAMINA EP263♠♣5+1+1
+6.4Round 23GWADAGIRLS135♠x♣2-3+7
+5.6Round 20NETHERLANDS185♣x♦6-1+6
+5.4Round 10EL ROSARIO104♥♠8=+3
+5.4Round 21SINGAPORE285♣x♠10-1+11
+5.2Round 7CHINA PINK TEAM153♠♣K-1+14
+4.9Round 24CHINESE TAIPEI RUYI174♥♠3-1+10
+4.7Round 22BLOOM34♠x♥8-3+8
+4.4Round 20NETHERLANDS203NT♦6=-1
+4.0Round 5HUBEI YIHUA13NT♥7=+0
+4.0Round 15THE GOURMET PLACE152♦♠2=+5
+3.8Round 2POLLACK95♣♦A=+0
+3.6Round 5HUBEI YIHUA33NT♠10-3+7
+3.5Round 9BEIJING SHARE SUN33NT♠5-1+6
+3.5Round 9BEIJING SHARE SUN61NT♥6=+11
+3.3Round 10EL ROSARIO124♦♣2-3+2
+3.2Round 2POLLACK124♥x♠K-1+6
+3.1Round 12PERTAMINA EP223♠♣7-2-1
+3.0Round 21SINGAPORE241NT♦6+1+1
+2.9Round 23GWADAGIRLS81NT♠3+1+0
+2.8Round 8BAKER232♥♠9-2+3
+2.8Round 22BLOOM53♠♣8+1+1
+2.7Round 1KUNMING LIJIAN23NT♥5-2+6
+2.7Round 7CHINA PINK TEAM214♠♦6-2+6
+2.6Round 1KUNMING LIJIAN13♠♦J-1-2
+2.4Round 20NETHERLANDS215♣♠3-1+5
+2.4Round 22BLOOM14♠♦5-1-2
+2.4Round 23GWADAGIRLS143NT♥3+1-1
+2.3Round 2POLLACK115♠♥J=-10
+2.2Round 2POLLACK134♥♦5+2+1
+2.2Round 7CHINA PINK TEAM182NT♥3-1+5
+2.1Round 9BEIJING SHARE SUN41NT♣A-1-11
+2.0Round 13DEZHOUQIAOXIE(PUSHI)31NT♠7+3-10
+2.0Round 15THE GOURMET PLACE211♠♣6+1+0
+2.0Round 23GWADAGIRLS113NT♠3-2+11
+1.9Round 24CHINESE TAIPEI RUYI202♠♠3=+0
+1.8Round 10EL ROSARIO93♠♥3-1+6
+1.8Round 13DEZHOUQIAOXIE(PUSHI)42♥♣K=+0
+1.6Round 7CHINA PINK TEAM172♠♦J+2+1
+1.4Round 10EL ROSARIO112♠♠3+2+2
+1.3Round 4JOEL222♥♦A+1+0
+1.2Round 24CHINESE TAIPEI RUYI163♣♠3+1+10
+0.9Round 5HUBEI YIHUA22♥♣4+1+0
+0.9Round 8BAKER273♣♦8-1+4
+0.8Round 20NETHERLANDS173NT♦2+1+0
+0.8Round 22BLOOM43♠♣A=+0
+0.7Round 22BLOOM72♦♣A=+2
+0.6Round 1KUNMING LIJIAN52♠♥K+2+1
+0.4Round 2POLLACK142♥♦8-1-2
+0.4Round 5HUBEI YIHUA52♥♣A+1+0
+0.4Round 7CHINA PINK TEAM162♠x♠A-2+7
+0.2Round 7CHINA PINK TEAM193♣♠2=-1
+0.2Round 7CHINA PINK TEAM204♥♦2+2-13
+0.0Round 20NETHERLANDS195♦♠3=+1
-0.1Round 15THE GOURMET PLACE172♠♠Q-1+2
-0.2Round 8BAKER284♥♣K-1+10
-0.2Round 21SINGAPORE263NT♦Q=-2
-0.4Round 1KUNMING LIJIAN32♣♦8=-1
-0.4Round 5HUBEI YIHUA66♣♠8+1-13
-0.4Round 20NETHERLANDS164♠♥K+1+13
-0.4Round 21SINGAPORE223NT♦6=+1
-0.5Round 12PERTAMINA EP283NT♠J+2+1
-0.5Round 21SINGAPORE272♥♥5+1+0
-0.6Round 4JOEL243NT♠5=-2
-0.7Round 9BEIJING SHARE SUN22♥♥2+3-10
-0.7Round 10EL ROSARIO143♥♠5-1-2
-0.9Round 2POLLACK83♣♠6-1-4
-1.0Round 4JOEL253NT♣5+2+12
-1.1Round 4JOEL283NT♣5-1-6
-1.2Round 24CHINESE TAIPEI RUYI151NT♠3-1+0
-1.4Round 24CHINESE TAIPEI RUYI213♣♠3=-1
-1.6Round 5HUBEI YIHUA74♠♣3+1-1
-1.6Round 13DEZHOUQIAOXIE(PUSHI)12♠♥A-2-7
-1.8Round 23GWADAGIRLS93♠♣3=+0
-1.9Round 9BEIJING SHARE SUN13NT♦2=+1
-2.0Round 21SINGAPORE254♠♦K+1-1
-2.2Round 12PERTAMINA EP273♦x♥J-2+4
-2.3Round 1KUNMING LIJIAN75♣♥J=+1
-2.4Round 1KUNMING LIJIAN41NT♣5-1+1
-2.4Round 10EL ROSARIO81NT♠3-1-5
-2.4Round 13DEZHOUQIAOXIE(PUSHI)64♥♠5+1-11
-2.5Round 12PERTAMINA EP253NT♣K+1+1
-2.8Round 22BLOOM23♠♥5=-1
-2.9Round 13DEZHOUQIAOXIE(PUSHI)72♦♥6+1-6
-3.0Round 15THE GOURMET PLACE201NT♠7+2-6
-3.2Round 8BAKER245♥♠K=+0
-3.5Round 10EL ROSARIO134♠♥2+2-17
-3.6Round 9BEIJING SHARE SUN74♥♦2-1+1
-3.9Round 9BEIJING SHARE SUN53♠♠2-2-2
-3.9Round 24CHINESE TAIPEI RUYI186♣♥3=+11
-4.1Round 8BAKER263NT♠3=+0
-4.6Round 1KUNMING LIJIAN63NT♦Q-1+2
-4.6Round 5HUBEI YIHUA43NT♣4+1+0
-4.8Round 8BAKER254♠x♠8-3+3
-4.8Round 13DEZHOUQIAOXIE(PUSHI)24♥x♠A-3+0
-4.9Round 4JOEL275♣♦A+1-1
-5.2Round 15THE GOURMET PLACE184♥♠8=+0
-5.3Round 22BLOOM64♠♥7-1-12
-6.2Round 12PERTAMINA EP233NT♦A-1-6
-6.2Round 15THE GOURMET PLACE194♥♥7-1-5
-7.0Round 2POLLACK104NT♣7+1-1
-7.3Round 20NETHERLANDS153NT♠6-2-7
-8.6Round 23GWADAGIRLS104♥x♠5-2-8
-9.1Round 8BAKER224NT♣Q=+0
-13.1Round 4JOEL266♦♣A=+2
-16.3Round 4JOEL236♣♦10=+2