YANG Haojiang · LIAONING

128rank
+4.4Butler · 10 bds
+0.44per board
±4.0swing
+0.40vs par /bd
+0.78adjusted /bd
by round

vs par split: bidding +1.00 · play -0.83

Strength of schedule: opponents averaged +0.34/bd (a tough draw) → opponent-adjusted +0.78/bd

Card play — on target: opening leads 100.0% · declarer play 66.7% · defence 100.0%

Card play by contract type — on target
vs NTvs a suit
Opening leads·100.0% (1)
Declarer play·66.7% (3)
Defence·100.0% (1)

Opening leads by suit led: ♥ 100.0% (1)

vs par by strain: a suit +0.17 (6)

vs par by level: part-score +1.50 (4) · game +0.00 (1) · slam -5.00 (1)

By role: declaring +0.11/bd (-1.12 vs par · 8) · defending +1.75/bd (+6.50 vs par · 2)

By vulnerability: vulnerable +1.62/bd (+1.33 vs par · 6) · not vulnerable -1.32/bd (-1.00 vs par · 4)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 4D.WuC.Arnolds – B.VriendOpen10+4.4+0.44+0.40

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
+9.2Round 4DUTCH LADIES64♠♣10+1+0
+3.3Round 4DUTCH LADIES33N♦2+3+1
+2.7Round 4DUTCH LADIES42♦♥J+3+10
+0.8Round 4DUTCH LADIES10Pass+3
+0.6Round 4DUTCH LADIES72N♥2=-1
-0.1Round 4DUTCH LADIES23N♣6+1+0
-0.3Round 4DUTCH LADIES84♦♦A-2+1
-2.2Round 4DUTCH LADIES16♣♦A-2-5
-2.7Round 4DUTCH LADIES52♣♣7-2+0
-6.9Round 4DUTCH LADIES93♦♥8-3-5