WIANKOWSKI Piotr · OLCZYK

139rank
+2.6Butler · 42 bds
+0.06per board
±3.1swing
+1.36vs par /bd
+0.54adjusted /bd
Butler per round: 10 2.4 -9.8by round

vs par split: bidding +1.10 · play +0.26

Strength of schedule: opponents averaged +0.48/bd (a tough draw) → opponent-adjusted +0.54/bd

Card play — on target: opening leads 92.3% · declarer play 50.0% · defence 88.0%

Bidding activity — not a pass: 32.3% (42/130)

Card play by contract type — on target
vs NTvs a suit
Opening leads100.0% (2)90.9% (11)
Declarer play75.0% (4)25.0% (4)
Defence83.3% (6)89.5% (19)

Opening leads by suit led: ♠ 66.7% (3) · ♥ 100.0% (1) · ♦ 100.0% (6) · ♣ 100.0% (3)

vs par by strain: NT +0.71 (14) · a suit +1.68 (28)

vs par by level: part-score -1.54 (11) · game +2.44 (27) · slam +2.00 (4)

By role: declaring +0.35/bd (-1.65 vs par · 17) · defending -0.14/bd (+3.40 vs par · 25)

By vulnerability: vulnerable -0.59/bd (+1.19 vs par · 21) · not vulnerable +0.72/bd (+1.52 vs par · 21)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 6P.NawrockiN.Bocchi – A.GandogliaOpen14+10.0+0.71+3.64
Round 7P.NawrockiE.Olla – K.RubinsClosed14+2.4+0.17+1.36
Round 8P.NawrockiG.Radisic – D.ZipovskiOpen14-9.8-0.70-0.93

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
+5.8Round 6BORTOLETTI283NT♦6-1+6
+5.1Round 8ZIP174♠♦Q-1+10
+4.7Round 7LATVIA142♥♠8+2+4
+4.6Round 6BORTOLETTI174♠x♦6-3+3
+3.5Round 6BORTOLETTI234♠♦3+1+12
+3.5Round 8ZIP153NT♦6=+0
+3.1Round 7LATVIA103NT♥6-1+6
+2.6Round 8ZIP243♥♣T=+0
+2.1Round 6BORTOLETTI224♥♦Q-1+5
+1.9Round 7LATVIA12♠♣6=+1
+1.7Round 6BORTOLETTI156♠♣K+1+13
+1.6Round 6BORTOLETTI183NT♥K=+5
+1.5Round 7LATVIA133NT♠Q-2+8
+1.4Round 7LATVIA43NT♦6+2+2
+1.4Round 7LATVIA64♥♠A+1+1
+1.4Round 7LATVIA124♠♥A-1+6
+1.2Round 6BORTOLETTI204♥♠5+1+0
+1.2Round 6BORTOLETTI264♥♦6+1+0
+1.0Round 8ZIP213NT♠Q+2-10
+0.7Round 8ZIP166♠x♣K-2-5
+0.6Round 7LATVIA83NT♠J+2-10
+0.6Round 8ZIP254♠♦6=-1
+0.5Round 6BORTOLETTI211♠♦Q-1+5
+0.4Round 7LATVIA24♥♣6-1+12
+0.4Round 8ZIP194♠♦J+1+0
-0.0Round 7LATVIA73NT♥6-2+0
-0.1Round 6BORTOLETTI193NT♦2+2+11
-0.1Round 8ZIP273♠♠7=+0
-0.4Round 7LATVIA94♠♣6=-1
-0.9Round 6BORTOLETTI164♥♦9+1+0
-1.5Round 8ZIP233♣♦A-1+5
-1.6Round 8ZIP201NT♥J-1+0
-1.9Round 6BORTOLETTI273NT♥6=+0
-2.8Round 6BORTOLETTI247♠♣K=+0
-2.9Round 8ZIP183♦♠3+2-6
-3.3Round 8ZIP282♥♦7-1-7
-3.6Round 7LATVIA54♠♣8=+0
-4.3Round 7LATVIA33♣♥5+2-10
-5.7Round 7LATVIA116♠♠5=+0
-6.5Round 6BORTOLETTI252NT♦6-3-9
-6.9Round 8ZIP224♠♦J=+0
-7.4Round 8ZIP263NT♠2+1+1