BIZON Piotr · POLAND SENIORS
33rank
+61.2Butler · 84 bds
+0.73per board
±4.2swing
+0.80vs par /bd · #63/259
+0.60adjusted /bd
by round
vs par split: bidding +1.13 · play -0.33
Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted +0.60/bd
Card play — on target: opening leads 57.9% #251 of 259 · declarer play 45.0% #252 of 259 · defence 90.0% #93 of 259
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 41.7% (12) | 85.7% (7) |
| Declarer play | 33.3% (6) | 50.0% (14) |
| Defence | 93.8% (16) | 88.2% (34) |
Opening leads by suit led: ♠ 50.0% (6) · ♥ 100.0% (1) · ♦ 60.0% (5) · ♣ 57.1% (7)
vs par by strain: NT +0.85 (26) · a suit +0.78 (58)
vs par by level: part-score +0.93 (27) · game +0.49 (55) · slam +7.50 (2)
By role: declaring +1.74/bd (-2.09 vs par · 34) · defending +0.04/bd (+2.76 vs par · 50)
By vulnerability: vulnerable +1.03/bd (+1.02 vs par · 42) · not vulnerable +0.43/bd (+0.57 vs par · 42)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Blat | J.Barrera – J.Ochoa | Closed | 12 | +9.4 | +0.78 | +3.00 |
| Round 3 | M.Blat | R.Gomez – P.Goncalves | Closed | 12 | -6.1 | -0.51 | +2.50 |
| Round 4 | M.Blat | S.Magnusson – L.Duc | Open | 12 | +30.8 | +2.57 | +4.00 |
| Round 5 | M.Blat | L.Meier – G.Tislevoll | Open | 12 | -0.8 | -0.07 | -1.58 |
| Round 6 | M.Blat | T.Grude – G.Helgemo | Closed | 12 | -6.4 | -0.53 | -1.25 |
| Round 7 | M.Blat | F.Jarlvik – T.Trendafilova | Closed | 12 | +16.5 | +1.38 | -1.08 |
| Round 8 | M.Blat | A.Leleu – M.Kurek Beaulieu | Open | 12 | +17.8 | +1.48 | +0.00 |
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.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +12.1 | Round 1 | COLOMBIANS | 9 | 6♠ | ♥6 | -2 | +13 |
| +9.4 | Round 6 | SHOURIE | 19 | 4♥ | ♦4 | +2 | +11 |
| +9.0 | Round 7 | SWEDEN MIXED | 10 | 5♥x | ♣9 | = | +12 |
| +8.3 | Round 5 | CHAGAS | 10 | 2NT | ♠5 | = | +10 |
| +8.2 | Round 3 | GAUSS | 9 | 5♥ | ♠6 | = | +2 |
| +6.7 | Round 4 | SWISS MIXED | 16 | 2♠ | ♣6 | -1 | +8 |
| +6.5 | Round 4 | SWISS MIXED | 21 | 4♥ | ♣9 | -3 | +8 |
| +6.4 | Round 4 | SWISS MIXED | 20 | 4♥ | ♦2 | = | +0 |
| +6.4 | Round 8 | FRANCE WOMEN | 17 | 4♥ | ♦K | = | +0 |
| +5.5 | Round 8 | FRANCE WOMEN | 22 | 4♠ | ♣8 | -1 | -2 |
| +5.4 | Round 1 | COLOMBIANS | 3 | 1NT | ♠Q | -1 | +11 |
| +5.4 | Round 5 | CHAGAS | 6 | 2♠ | ♥A | = | +9 |
| +5.4 | Round 8 | FRANCE WOMEN | 24 | 5♣x | ♥Q | = | +2 |
| +5.3 | Round 4 | SWISS MIXED | 22 | 3NT | ♠8 | -3 | +7 |
| +4.8 | Round 7 | SWEDEN MIXED | 5 | 1NT | ♣8 | +3 | +10 |
| +4.7 | Round 1 | COLOMBIANS | 2 | 4♠ | ♣8 | -1 | +10 |
| +4.2 | Round 1 | COLOMBIANS | 1 | 2♥ | ♣8 | = | +0 |
| +3.9 | Round 5 | CHAGAS | 3 | 3NT | ♠8 | = | +0 |
| +3.5 | Round 4 | SWISS MIXED | 15 | 4♥ | ♣5 | -1 | +12 |
| +3.5 | Round 8 | FRANCE WOMEN | 16 | 3NT | ♥4 | -1 | +5 |
| +3.4 | Round 8 | FRANCE WOMEN | 18 | 2♥ | ♠10 | = | +1 |
| +3.3 | Round 5 | CHAGAS | 8 | 3NT | ♣3 | +3 | +11 |
| +3.3 | Round 7 | SWEDEN MIXED | 12 | 3♠ | ♣A | -3 | -4 |
| +2.6 | Round 4 | SWISS MIXED | 17 | 4♥ | ♦A | = | +0 |
| +2.5 | Round 7 | SWEDEN MIXED | 9 | 2♠ | ♥3 | +1 | +1 |
| +2.4 | Round 8 | FRANCE WOMEN | 15 | 3NT | ♠10 | +1 | +1 |
| +2.2 | Round 8 | FRANCE WOMEN | 23 | 4♠ | ♣10 | = | -13 |
| +2.0 | Round 1 | COLOMBIANS | 7 | 3NT | ♥6 | = | -1 |
| +2.0 | Round 6 | SHOURIE | 20 | 3♣x | ♣2 | -2 | -3 |
| +1.9 | Round 4 | SWISS MIXED | 23 | 3♥ | ♦Q | +2 | +9 |
| +1.9 | Round 8 | FRANCE WOMEN | 19 | 2♥ | ♦A | -3 | +1 |
| +1.8 | Round 4 | SWISS MIXED | 13 | 5♦ | ♦2 | +1 | +13 |
| +1.8 | Round 6 | SHOURIE | 14 | 4♥ | ♣6 | = | +0 |
| +1.5 | Round 3 | GAUSS | 3 | 5♣ | ♠7 | -1 | +10 |
| +1.4 | Round 7 | SWEDEN MIXED | 11 | 3NT | ♦4 | +2 | -11 |
| +1.2 | Round 7 | SWEDEN MIXED | 3 | 2♠ | ♠3 | -2 | -9 |
| +1.2 | Round 8 | FRANCE WOMEN | 21 | 2NT | ♣J | +1 | +11 |
| +1.1 | Round 5 | CHAGAS | 12 | 4♠ | ♥Q | +1 | +0 |
| +0.9 | Round 3 | GAUSS | 7 | 4♠ | ♥5 | -2 | +7 |
| +0.6 | Round 6 | SHOURIE | 21 | 1♦ | ♠4 | +1 | +2 |
| +0.4 | Round 3 | GAUSS | 4 | 2♦ | ♣5 | +2 | +0 |
| +0.4 | Round 5 | CHAGAS | 2 | 4♥ | ♠8 | +1 | -13 |
| +0.4 | Round 7 | SWEDEN MIXED | 2 | 3NT | ♥10 | +2 | +0 |
| +0.3 | Round 5 | CHAGAS | 4 | 3NT | ♠4 | = | +1 |
| +0.2 | Round 1 | COLOMBIANS | 4 | 4♥ | ♣Q | = | +13 |
| +0.2 | Round 3 | GAUSS | 8 | 4♥ | ♦10 | = | +0 |
| +0.1 | Round 4 | SWISS MIXED | 24 | 3♦ | ♥A | +2 | -6 |
| -0.0 | Round 1 | COLOMBIANS | 10 | 3NT | ♦5 | = | +2 |
| +0.0 | Round 3 | GAUSS | 6 | 5♣ | ♠J | +1 | +14 |
| +0.0 | Round 7 | SWEDEN MIXED | 4 | 3NT | ♥5 | +2 | +0 |
| -0.2 | Round 3 | GAUSS | 11 | 4♥ | ♣6 | = | +0 |
| -0.2 | Round 7 | SWEDEN MIXED | 6 | 2♠ | ♥8 | +1 | +0 |
| -0.4 | Round 6 | SHOURIE | 22 | 3NT | ♦3 | +2 | -1 |
| -0.5 | Round 4 | SWISS MIXED | 19 | 4♠ | ♠5 | +1 | +0 |
| -0.8 | Round 3 | GAUSS | 2 | 3NT | ♠Q | +2 | +12 |
| -0.8 | Round 8 | FRANCE WOMEN | 20 | 1NT | ♠10 | -1 | -5 |
| -0.9 | Round 4 | SWISS MIXED | 14 | 3NT | ♣9 | = | +1 |
| -0.9 | Round 7 | SWEDEN MIXED | 1 | 4♥ | ♣9 | +2 | -11 |
| -1.0 | Round 1 | COLOMBIANS | 8 | 3♥ | ♥9 | +2 | +3 |
| -1.0 | Round 6 | SHOURIE | 17 | 1♠ | ♦2 | +1 | +0 |
| -1.1 | Round 6 | SHOURIE | 24 | 2♥ | ♦9 | = | +0 |
| -1.2 | Round 5 | CHAGAS | 5 | 3NT | ♠9 | -2 | -13 |
| -1.3 | Round 3 | GAUSS | 5 | 4♥ | ♣K | = | +0 |
| -1.5 | Round 8 | FRANCE WOMEN | 14 | 4♥ | ♦K | +3 | +14 |
| -1.9 | Round 6 | SHOURIE | 13 | 4♥ | ♣5 | -3 | -5 |
| -2.0 | Round 3 | GAUSS | 10 | 1NT | ♦4 | +2 | +0 |
| -2.1 | Round 1 | COLOMBIANS | 12 | 4♠ | ♣9 | -1 | -6 |
| -2.1 | Round 3 | GAUSS | 12 | 4♠ | ♥8 | = | -3 |
| -2.4 | Round 7 | SWEDEN MIXED | 8 | 4♠ | ♦2 | -2 | -11 |
| -2.6 | Round 4 | SWISS MIXED | 18 | 1NT | ♠Q | -1 | -4 |
| -2.6 | Round 7 | SWEDEN MIXED | 7 | 4♥ | ♦A | = | +10 |
| -2.7 | Round 1 | COLOMBIANS | 11 | 4♥ | ♠J | +1 | +0 |
| -2.9 | Round 6 | SHOURIE | 18 | 3NT | ♥3 | = | +1 |
| -3.9 | Round 5 | CHAGAS | 1 | 3NT | ♠3 | +1 | -4 |
| -3.9 | Round 6 | SHOURIE | 15 | 2♠ | ♥9 | = | -1 |
| -4.4 | Round 6 | SHOURIE | 23 | 3♥ | ♣3 | = | -7 |
| -4.6 | Round 6 | SHOURIE | 16 | 3NT | ♠J | -1 | -12 |
| -5.4 | Round 1 | COLOMBIANS | 5 | 6♦ | ♥J | +1 | +2 |
| -5.4 | Round 5 | CHAGAS | 9 | 3NT | ♣9 | = | -10 |
| -6.3 | Round 5 | CHAGAS | 7 | 4♠ | ♣K | = | +0 |
| -6.7 | Round 5 | CHAGAS | 11 | 4♥ | ♠Q | -1 | -10 |
| -8.0 | Round 1 | COLOMBIANS | 6 | 5♣ | ♥2 | = | -11 |
| -10.9 | Round 3 | GAUSS | 1 | 3♠x | ♦K | = | -12 |
| -11.8 | Round 8 | FRANCE WOMEN | 13 | 4♥x | ♠A | -2 | -15 |