LI Chunshan · QINGDAO SAILUN

104rank
-18.2Butler · 70 bds
-0.26per board
±4.6swing
+0.34vs par /bd
-0.49adjusted /bd
Butler per round: 6.3 6.3 -24.5 -24.5 -24.5by round

vs par split: bidding +0.69 · play -0.34

Strength of schedule: opponents averaged -0.23/bd (an easy draw) → opponent-adjusted -0.49/bd

Card play — on target: opening leads 63.6% · declarer play 65.0% · defence 77.1%

Bidding activity — not a pass: 43.4% (89/205)

Card play by contract type — on target
vs NTvs a suit
Opening leads75.0% (4)57.1% (7)
Declarer play60.0% (5)66.7% (15)
Defence77.8% (9)76.9% (26)

Opening leads by suit led: ♠ 66.7% (3) · ♥ 100.0% (2) · ♦ 50.0% (2) · ♣ 50.0% (4)

vs par by strain: NT +0.47 (19) · a suit +0.29 (51)

vs par by level: part-score -0.40 (25) · game +1.20 (35) · slam -0.80 (10)

By role: declaring -0.08/bd (-1.20 vs par · 35) · defending -0.44/bd (+1.89 vs par · 35)

By vulnerability: vulnerable -0.21/bd (+0.77 vs par · 35) · not vulnerable -0.31/bd (-0.09 vs par · 35)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round of 32X.ZuoJ.Kalita – C.BaldyszOpen14-26.1-1.86-1.07
Round of 32X.ZuoJ.Zochowska – T.LeibowitzOpen14+32.4+2.31+2.64
Round of 16X.ZuoH.Chen – P.WangOpen14-18.3-1.31-2.21
Round of 16X.ZuoJ.Ding – L.HuOpen14-6.4-0.46+2.64
Round of 16X.ZuoJ.Ding – L.HuOpen14+0.2+0.01-0.29

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
+10.3Round of 32LEIBOWITZ344♠x♣5=+12
+10.1Round of 16CHINA2426♣♠6-1+14
+8.5Round of 16CHINA2444♠x♣K-2+9
+8.3Round of 16CHINA2496♥♣2=+5
+7.9Round of 32LEIBOWITZ314♥♣2+1+11
+7.1Round of 16CHINA2353NT♠6-2+9
+6.5Round of 16CHINA2436♠♣2=+0
+6.3Round of 32LEIBOWITZ294♠♠5=+7
+5.1Round of 32LEIBOWITZ203♠♦3+1+7
+4.5Round of 32LEIBOWITZ384♠x♦A-1+8
+4.0Round of 16CHINA2293NT♥3+3+11
+3.4Round of 16CHINA2283NT♠6=+6
+3.1Round of 16CHINA2224♠♣K-2+5
+3.0Round of 32LEIBOWITZ214♠♣A-1-1
+2.6Round of 16CHINA2384♥♣2+1+0
+2.5Round of 32LEIBOWITZ301NT♣2+2+1
+2.4Round of 16CHINA2361NT♥2=+5
+2.2Round of 16CHINA2473NT♣2=+0
+2.1Round of 32LEIBOWITZ323♠♣2+1+2
+1.8Round of 32LEIBOWITZ193♥♦K-1+5
+1.8Round of 32LEIBOWITZ424♣♠9-1+4
+1.6Round of 16CHINA2154♥♣2=+0
+1.5Round of 16CHINA2464♥♣7+1+13
+1.3Round of 32LEIBOWITZ402♠♣J=+5
+1.1Round of 32LEIBOWITZ251NT♦Q+2-1
+1.1Round of 16CHINA2534♥♦6+1+0
+1.0Round of 32LEIBOWITZ334♣♦A-1-1
+0.9Round of 32LEIBOWITZ234♥♣5-1-1
+0.8Round of 16CHINA2413NT♠A+1+0
+0.7Round of 16CHINA2274♥♥5=+0
+0.6Round of 32LEIBOWITZ393NT♦5-2+0
-0.0Round of 16CHINA2254♠♥6+1-6
-0.3Round of 32LEIBOWITZ224♠♠5+1+0
-0.3Round of 16CHINA2393♠♥Q=+7
-0.5Round of 32LEIBOWITZ364♥♠9=-3
-0.5Round of 16CHINA2244♥♣K-2+0
-0.7Round of 32LEIBOWITZ353NT♠Q+1-1
-0.8Round of 32LEIBOWITZ411NT♦Q=+0
-0.9Round of 16CHINA2192♥♦Q-1-2
-0.9Round of 16CHINA2304♥♣K+2+12
-0.9Round of 16CHINA2502♥♦6+1+0
-1.1Round of 16CHINA2324♠♦K+1+0
-1.3Round of 16CHINA2453♥♣T-1-2
-1.4Round of 16CHINA2184♥♣2+2-11
-1.5Round of 32LEIBOWITZ283♦♣2-2-5
-1.5Round of 16CHINA2214♠♣2-1-5
-1.8Round of 32LEIBOWITZ151NT♦3-1+1
-1.8Round of 16CHINA2554♠♦6-1-10
-1.9Round of 16CHINA2346♠♠9=+0
-1.9Round of 16CHINA2483NT♠6-3-5
-2.1Round of 16CHINA2521NT♥2+1-1
-2.5Round of 16CHINA2513NT♣2-1+0
-2.7Round of 16CHINA2234♣♣2+1-10
-2.9Round of 16CHINA2373♠♥K-1-5
-3.1Round of 32LEIBOWITZ274♥♠A-2-6
-3.4Round of 16CHINA2172♦♦4+1-5
-3.7Round of 32LEIBOWITZ182♠♣2-1-4
-3.9Round of 32LEIBOWITZ374♦♠Q-3-8
-4.3Round of 16CHINA2162NT♠5=+0
-4.5Round of 16CHINA2203♦♣K+1+0
-5.2Round of 32LEIBOWITZ176♠♦8=+0
-5.3Round of 16CHINA2546NT♥A=+0
-6.4Round of 32LEIBOWITZ165♥♦2+1+1
-6.5Round of 32LEIBOWITZ246♠♦2-2-11
-7.9Round of 16CHINA2263♠♦A-2-3
-8.1Round of 16CHINA2316NT♥6=+0
-8.5Round of 16CHINA2337NT♣2-1-16
-9.5Round of 32LEIBOWITZ266♥♠J=+0
-9.7Round of 16CHINA2404♠♦5=+0
-12.1Round of 16CHINA2565♠xx♣2-4-13